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 --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/ArraysWithLenghtAtDeclaration_false-valid-deref-read.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 13:51:00,680 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 13:51:00,681 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 13:51:00,694 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 13:51:00,694 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 13:51:00,695 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 13:51:00,696 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 13:51:00,697 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 13:51:00,699 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 13:51:00,700 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 13:51:00,700 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 13:51:00,700 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 13:51:00,701 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 13:51:00,702 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 13:51:00,703 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 13:51:00,704 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 13:51:00,705 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 13:51:00,711 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 13:51:00,712 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 13:51:00,713 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 13:51:00,714 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 13:51:00,715 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 13:51:00,716 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 13:51:00,717 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 13:51:00,717 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 13:51:00,718 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 13:51:00,718 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 13:51:00,719 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 13:51:00,720 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 13:51:00,720 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 13:51:00,720 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 13:51:00,720 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-11 13:51:00,741 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 13:51:00,741 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 13:51:00,742 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 13:51:00,742 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 13:51:00,742 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 13:51:00,742 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 13:51:00,743 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 13:51:00,743 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 13:51:00,743 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 13:51:00,743 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 13:51:00,743 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 13:51:00,743 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 13:51:00,744 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 13:51:00,744 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 13:51:00,744 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 13:51:00,744 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 13:51:00,744 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 13:51:00,744 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 13:51:00,745 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 13:51:00,745 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 13:51:00,745 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 13:51:00,745 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 13:51:00,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 13:51:00,785 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 13:51:00,788 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 13:51:00,790 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 13:51:00,790 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 13:51:00,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/ArraysWithLenghtAtDeclaration_false-valid-deref-read.c [2018-04-11 13:51:01,072 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG95852eed5 [2018-04-11 13:51:01,193 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 13:51:01,193 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 13:51:01,193 INFO L168 CDTParser]: Scanning ArraysWithLenghtAtDeclaration_false-valid-deref-read.c [2018-04-11 13:51:01,194 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 13:51:01,194 INFO L215 ultiparseSymbolTable]: [2018-04-11 13:51:01,194 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 13:51:01,194 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo ('foo') in ArraysWithLenghtAtDeclaration_false-valid-deref-read.c [2018-04-11 13:51:01,194 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in ArraysWithLenghtAtDeclaration_false-valid-deref-read.c [2018-04-11 13:51:01,194 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 13:51:01,194 INFO L233 ultiparseSymbolTable]: [2018-04-11 13:51:01,223 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG95852eed5 [2018-04-11 13:51:01,232 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 13:51:01,233 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 13:51:01,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 13:51:01,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 13:51:01,238 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 13:51:01,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 01:51:01" (1/1) ... [2018-04-11 13:51:01,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb98b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:51:01, skipping insertion in model container [2018-04-11 13:51:01,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 01:51:01" (1/1) ... [2018-04-11 13:51:01,262 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 13:51:01,274 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 13:51:01,436 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 13:51:01,462 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 13:51:01,467 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 9 non ball SCCs. Number of states in SCCs 9. [2018-04-11 13:51:01,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:51:01 WrapperNode [2018-04-11 13:51:01,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 13:51:01,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 13:51:01,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 13:51:01,476 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 13:51:01,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:51:01" (1/1) ... [2018-04-11 13:51:01,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:51:01" (1/1) ... [2018-04-11 13:51:01,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:51:01" (1/1) ... [2018-04-11 13:51:01,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:51:01" (1/1) ... [2018-04-11 13:51:01,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:51:01" (1/1) ... [2018-04-11 13:51:01,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:51:01" (1/1) ... [2018-04-11 13:51:01,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:51:01" (1/1) ... [2018-04-11 13:51:01,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 13:51:01,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 13:51:01,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 13:51:01,503 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 13:51:01,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:51:01" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-04-11 13:51:01,542 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 13:51:01,542 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 13:51:01,542 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo [2018-04-11 13:51:01,543 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 13:51:01,543 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo [2018-04-11 13:51:01,543 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 13:51:01,543 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 13:51:01,543 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 13:51:01,543 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 13:51:01,543 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 13:51:01,543 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 13:51:01,543 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 13:51:01,543 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 13:51:01,737 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 13:51:01,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 01:51:01 BoogieIcfgContainer [2018-04-11 13:51:01,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 13:51:01,739 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 13:51:01,739 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 13:51:01,741 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 13:51:01,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 01:51:01" (1/3) ... [2018-04-11 13:51:01,741 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23726391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 01:51:01, skipping insertion in model container [2018-04-11 13:51:01,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 01:51:01" (2/3) ... [2018-04-11 13:51:01,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23726391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 01:51:01, skipping insertion in model container [2018-04-11 13:51:01,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 01:51:01" (3/3) ... [2018-04-11 13:51:01,749 INFO L107 eAbstractionObserver]: Analyzing ICFG ArraysWithLenghtAtDeclaration_false-valid-deref-read.c [2018-04-11 13:51:01,756 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-11 13:51:01,761 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-04-11 13:51:01,789 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 13:51:01,790 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 13:51:01,790 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 13:51:01,790 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-11 13:51:01,790 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-11 13:51:01,791 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 13:51:01,791 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 13:51:01,791 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 13:51:01,791 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 13:51:01,792 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 13:51:01,801 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states. [2018-04-11 13:51:01,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-04-11 13:51:01,810 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:01,810 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:01,811 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:01,813 INFO L82 PathProgramCache]: Analyzing trace with hash -215054890, now seen corresponding path program 1 times [2018-04-11 13:51:01,845 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:01,875 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:01,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:01,929 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:51:01,929 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 13:51:01,930 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:01,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:01,931 INFO L182 omatonBuilderFactory]: Interpolants [49#true, 50#false, 51#(= main_~i~1 0)] [2018-04-11 13:51:01,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:01,932 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 13:51:01,940 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 13:51:01,940 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 13:51:01,942 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 3 states. [2018-04-11 13:51:01,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:01,986 INFO L93 Difference]: Finished difference Result 63 states and 68 transitions. [2018-04-11 13:51:01,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 13:51:01,987 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-04-11 13:51:01,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:01,993 INFO L225 Difference]: With dead ends: 63 [2018-04-11 13:51:01,994 INFO L226 Difference]: Without dead ends: 59 [2018-04-11 13:51:01,995 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 13:51:02,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-04-11 13:51:02,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 49. [2018-04-11 13:51:02,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-04-11 13:51:02,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 52 transitions. [2018-04-11 13:51:02,021 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 52 transitions. Word has length 11 [2018-04-11 13:51:02,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:02,022 INFO L459 AbstractCegarLoop]: Abstraction has 49 states and 52 transitions. [2018-04-11 13:51:02,022 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 13:51:02,022 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2018-04-11 13:51:02,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-11 13:51:02,022 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:02,022 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:02,022 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:02,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1100032001, now seen corresponding path program 1 times [2018-04-11 13:51:02,023 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:02,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:02,039 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:02,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,068 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:51:02,068 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 13:51:02,068 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:02,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,069 INFO L182 omatonBuilderFactory]: Interpolants [164#true, 165#false, 166#(= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0)] [2018-04-11 13:51:02,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,071 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 13:51:02,071 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 13:51:02,071 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 13:51:02,071 INFO L87 Difference]: Start difference. First operand 49 states and 52 transitions. Second operand 3 states. [2018-04-11 13:51:02,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:02,105 INFO L93 Difference]: Finished difference Result 60 states and 64 transitions. [2018-04-11 13:51:02,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 13:51:02,105 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-04-11 13:51:02,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:02,107 INFO L225 Difference]: With dead ends: 60 [2018-04-11 13:51:02,107 INFO L226 Difference]: Without dead ends: 60 [2018-04-11 13:51:02,108 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 13:51:02,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-04-11 13:51:02,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 52. [2018-04-11 13:51:02,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 13:51:02,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 56 transitions. [2018-04-11 13:51:02,112 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 56 transitions. Word has length 16 [2018-04-11 13:51:02,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:02,113 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 56 transitions. [2018-04-11 13:51:02,113 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 13:51:02,113 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2018-04-11 13:51:02,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 13:51:02,113 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:02,114 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:02,114 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:02,114 INFO L82 PathProgramCache]: Analyzing trace with hash -258746290, now seen corresponding path program 1 times [2018-04-11 13:51:02,115 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:02,127 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:02,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,266 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:51:02,266 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-04-11 13:51:02,266 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,267 INFO L182 omatonBuilderFactory]: Interpolants [279#true, 280#false, 281#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 282#(and (= 0 main_~i~1) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 283#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|)) (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 284#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 285#(and (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 286#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1))] [2018-04-11 13:51:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 13:51:02,267 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 13:51:02,268 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-11 13:51:02,268 INFO L87 Difference]: Start difference. First operand 52 states and 56 transitions. Second operand 8 states. [2018-04-11 13:51:02,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:02,442 INFO L93 Difference]: Finished difference Result 75 states and 81 transitions. [2018-04-11 13:51:02,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 13:51:02,442 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-04-11 13:51:02,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:02,443 INFO L225 Difference]: With dead ends: 75 [2018-04-11 13:51:02,443 INFO L226 Difference]: Without dead ends: 75 [2018-04-11 13:51:02,443 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-04-11 13:51:02,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2018-04-11 13:51:02,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 66. [2018-04-11 13:51:02,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-04-11 13:51:02,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 73 transitions. [2018-04-11 13:51:02,449 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 73 transitions. Word has length 17 [2018-04-11 13:51:02,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:02,450 INFO L459 AbstractCegarLoop]: Abstraction has 66 states and 73 transitions. [2018-04-11 13:51:02,450 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 13:51:02,450 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2018-04-11 13:51:02,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-11 13:51:02,450 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:02,450 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:02,450 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:02,451 INFO L82 PathProgramCache]: Analyzing trace with hash -258746291, now seen corresponding path program 1 times [2018-04-11 13:51:02,451 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:02,458 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:02,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,482 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:51:02,482 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 13:51:02,482 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:02,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,482 INFO L182 omatonBuilderFactory]: Interpolants [434#true, 435#false, 436#(= 1 (select |#valid| |main_~#mask~0.base|)), 437#(= 1 (select |#valid| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|)), 438#(= 1 (select |#valid| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base))] [2018-04-11 13:51:02,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,482 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 13:51:02,482 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 13:51:02,483 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 13:51:02,483 INFO L87 Difference]: Start difference. First operand 66 states and 73 transitions. Second operand 5 states. [2018-04-11 13:51:02,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:02,519 INFO L93 Difference]: Finished difference Result 65 states and 71 transitions. [2018-04-11 13:51:02,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 13:51:02,519 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2018-04-11 13:51:02,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:02,520 INFO L225 Difference]: With dead ends: 65 [2018-04-11 13:51:02,520 INFO L226 Difference]: Without dead ends: 65 [2018-04-11 13:51:02,520 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 13:51:02,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-04-11 13:51:02,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2018-04-11 13:51:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-04-11 13:51:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 71 transitions. [2018-04-11 13:51:02,524 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 71 transitions. Word has length 17 [2018-04-11 13:51:02,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:02,524 INFO L459 AbstractCegarLoop]: Abstraction has 65 states and 71 transitions. [2018-04-11 13:51:02,524 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 13:51:02,524 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2018-04-11 13:51:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 13:51:02,525 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:02,525 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:02,525 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:02,525 INFO L82 PathProgramCache]: Analyzing trace with hash -1933852231, now seen corresponding path program 1 times [2018-04-11 13:51:02,526 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:02,535 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:02,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,601 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:02,602 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-04-11 13:51:02,602 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:02,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,602 INFO L182 omatonBuilderFactory]: Interpolants [576#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 577#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 31)), 578#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 32) (<= 1 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0)), 571#true, 572#false, 573#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 574#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 575#(and (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:02,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,602 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 13:51:02,603 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 13:51:02,603 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-04-11 13:51:02,603 INFO L87 Difference]: Start difference. First operand 65 states and 71 transitions. Second operand 8 states. [2018-04-11 13:51:02,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:02,696 INFO L93 Difference]: Finished difference Result 73 states and 78 transitions. [2018-04-11 13:51:02,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 13:51:02,696 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2018-04-11 13:51:02,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:02,696 INFO L225 Difference]: With dead ends: 73 [2018-04-11 13:51:02,697 INFO L226 Difference]: Without dead ends: 73 [2018-04-11 13:51:02,697 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-04-11 13:51:02,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-04-11 13:51:02,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 64. [2018-04-11 13:51:02,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2018-04-11 13:51:02,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 69 transitions. [2018-04-11 13:51:02,700 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 69 transitions. Word has length 22 [2018-04-11 13:51:02,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:02,701 INFO L459 AbstractCegarLoop]: Abstraction has 64 states and 69 transitions. [2018-04-11 13:51:02,701 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 13:51:02,701 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2018-04-11 13:51:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-11 13:51:02,701 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:02,701 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:02,701 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:02,702 INFO L82 PathProgramCache]: Analyzing trace with hash 1693854175, now seen corresponding path program 1 times [2018-04-11 13:51:02,702 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:02,713 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:02,738 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 13:51:02,738 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 13:51:02,738 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 13:51:02,738 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:02,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,739 INFO L182 omatonBuilderFactory]: Interpolants [722#true, 723#false, 724#(<= 0 main_~i~1), 725#(<= 1 main_~i~1), 726#(and (<= main_~i~1 31) (<= 1 main_~i~1))] [2018-04-11 13:51:02,739 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 13:51:02,739 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 13:51:02,739 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 13:51:02,739 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-11 13:51:02,739 INFO L87 Difference]: Start difference. First operand 64 states and 69 transitions. Second operand 5 states. [2018-04-11 13:51:02,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:02,773 INFO L93 Difference]: Finished difference Result 73 states and 77 transitions. [2018-04-11 13:51:02,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 13:51:02,773 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-04-11 13:51:02,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:02,773 INFO L225 Difference]: With dead ends: 73 [2018-04-11 13:51:02,773 INFO L226 Difference]: Without dead ends: 73 [2018-04-11 13:51:02,774 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-11 13:51:02,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-04-11 13:51:02,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 61. [2018-04-11 13:51:02,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-04-11 13:51:02,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 66 transitions. [2018-04-11 13:51:02,776 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 66 transitions. Word has length 29 [2018-04-11 13:51:02,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:02,776 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 66 transitions. [2018-04-11 13:51:02,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 13:51:02,776 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2018-04-11 13:51:02,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-11 13:51:02,777 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:02,777 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:02,777 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:02,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1643098334, now seen corresponding path program 1 times [2018-04-11 13:51:02,778 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:02,786 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:02,807 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 13:51:02,807 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:02,808 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2018-04-11 13:51:02,808 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:02,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,808 INFO L182 omatonBuilderFactory]: Interpolants [864#(<= main_~i~1 1), 861#true, 862#false, 863#(= main_~i~1 0)] [2018-04-11 13:51:02,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 13:51:02,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 13:51:02,809 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 13:51:02,809 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 13:51:02,809 INFO L87 Difference]: Start difference. First operand 61 states and 66 transitions. Second operand 4 states. [2018-04-11 13:51:02,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:02,858 INFO L93 Difference]: Finished difference Result 87 states and 93 transitions. [2018-04-11 13:51:02,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 13:51:02,858 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2018-04-11 13:51:02,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:02,858 INFO L225 Difference]: With dead ends: 87 [2018-04-11 13:51:02,858 INFO L226 Difference]: Without dead ends: 87 [2018-04-11 13:51:02,859 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 13:51:02,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-04-11 13:51:02,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 70. [2018-04-11 13:51:02,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-04-11 13:51:02,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 76 transitions. [2018-04-11 13:51:02,862 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 76 transitions. Word has length 37 [2018-04-11 13:51:02,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:02,862 INFO L459 AbstractCegarLoop]: Abstraction has 70 states and 76 transitions. [2018-04-11 13:51:02,862 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 13:51:02,862 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2018-04-11 13:51:02,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-11 13:51:02,862 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:02,863 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:02,863 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:02,863 INFO L82 PathProgramCache]: Analyzing trace with hash 1556698143, now seen corresponding path program 1 times [2018-04-11 13:51:02,863 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:02,875 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:02,946 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 13:51:02,946 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:02,946 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-04-11 13:51:02,946 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:02,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:02,947 INFO L182 omatonBuilderFactory]: Interpolants [1024#(= 0 main_~i~1), 1025#(and (or (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 0) (= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0)), 1026#(and (or (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 0) (= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)) (or (not (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 0)) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1))), 1027#(not (= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 0)), 1022#true, 1023#false] [2018-04-11 13:51:02,947 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 13:51:02,947 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 13:51:02,947 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 13:51:02,947 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-11 13:51:02,948 INFO L87 Difference]: Start difference. First operand 70 states and 76 transitions. Second operand 6 states. [2018-04-11 13:51:03,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:03,018 INFO L93 Difference]: Finished difference Result 103 states and 109 transitions. [2018-04-11 13:51:03,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 13:51:03,018 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 41 [2018-04-11 13:51:03,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:03,019 INFO L225 Difference]: With dead ends: 103 [2018-04-11 13:51:03,019 INFO L226 Difference]: Without dead ends: 100 [2018-04-11 13:51:03,020 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-04-11 13:51:03,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-04-11 13:51:03,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 76. [2018-04-11 13:51:03,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2018-04-11 13:51:03,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 82 transitions. [2018-04-11 13:51:03,025 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 82 transitions. Word has length 41 [2018-04-11 13:51:03,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:03,025 INFO L459 AbstractCegarLoop]: Abstraction has 76 states and 82 transitions. [2018-04-11 13:51:03,025 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 13:51:03,025 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 82 transitions. [2018-04-11 13:51:03,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-11 13:51:03,025 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:03,025 INFO L355 BasicCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:03,026 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:03,026 INFO L82 PathProgramCache]: Analyzing trace with hash 1270913383, now seen corresponding path program 2 times [2018-04-11 13:51:03,026 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:03,038 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 13:51:03,131 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:03,131 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-04-11 13:51:03,131 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:03,131 INFO L182 omatonBuilderFactory]: Interpolants [1216#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 1217#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 1211#true, 1212#false, 1213#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 1214#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 1215#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 13:51:03,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 13:51:03,132 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 13:51:03,132 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-04-11 13:51:03,132 INFO L87 Difference]: Start difference. First operand 76 states and 82 transitions. Second operand 7 states. [2018-04-11 13:51:03,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:03,200 INFO L93 Difference]: Finished difference Result 94 states and 101 transitions. [2018-04-11 13:51:03,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 13:51:03,200 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2018-04-11 13:51:03,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:03,201 INFO L225 Difference]: With dead ends: 94 [2018-04-11 13:51:03,201 INFO L226 Difference]: Without dead ends: 94 [2018-04-11 13:51:03,201 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-04-11 13:51:03,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-04-11 13:51:03,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 82. [2018-04-11 13:51:03,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-04-11 13:51:03,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 89 transitions. [2018-04-11 13:51:03,206 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 89 transitions. Word has length 47 [2018-04-11 13:51:03,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:03,206 INFO L459 AbstractCegarLoop]: Abstraction has 82 states and 89 transitions. [2018-04-11 13:51:03,206 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 13:51:03,206 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 89 transitions. [2018-04-11 13:51:03,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-11 13:51:03,207 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:03,207 INFO L355 BasicCegarLoop]: trace histogram [6, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:03,207 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:03,208 INFO L82 PathProgramCache]: Analyzing trace with hash 303054831, now seen corresponding path program 3 times [2018-04-11 13:51:03,208 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:03,221 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:03,363 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 39 proven. 14 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 13:51:03,363 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:03,363 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-04-11 13:51:03,364 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:03,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:03,364 INFO L182 omatonBuilderFactory]: Interpolants [1398#true, 1399#false, 1400#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 1401#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 1402#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 1403#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 1404#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 1405#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:03,364 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 39 proven. 14 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 13:51:03,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 13:51:03,365 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 13:51:03,365 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-04-11 13:51:03,365 INFO L87 Difference]: Start difference. First operand 82 states and 89 transitions. Second operand 8 states. [2018-04-11 13:51:03,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:03,454 INFO L93 Difference]: Finished difference Result 112 states and 121 transitions. [2018-04-11 13:51:03,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 13:51:03,455 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2018-04-11 13:51:03,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:03,456 INFO L225 Difference]: With dead ends: 112 [2018-04-11 13:51:03,456 INFO L226 Difference]: Without dead ends: 112 [2018-04-11 13:51:03,456 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2018-04-11 13:51:03,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-04-11 13:51:03,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 88. [2018-04-11 13:51:03,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-04-11 13:51:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 96 transitions. [2018-04-11 13:51:03,461 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 96 transitions. Word has length 53 [2018-04-11 13:51:03,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:03,462 INFO L459 AbstractCegarLoop]: Abstraction has 88 states and 96 transitions. [2018-04-11 13:51:03,462 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 13:51:03,462 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 96 transitions. [2018-04-11 13:51:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-11 13:51:03,463 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:03,463 INFO L355 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:03,463 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:03,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1141394329, now seen corresponding path program 2 times [2018-04-11 13:51:03,464 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:03,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:03,477 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:03,501 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-04-11 13:51:03,501 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:03,501 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-04-11 13:51:03,501 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:03,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:03,502 INFO L182 omatonBuilderFactory]: Interpolants [1616#(<= main_~i~1 2), 1612#true, 1613#false, 1614#(= main_~i~1 0), 1615#(<= main_~i~1 1)] [2018-04-11 13:51:03,502 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-04-11 13:51:03,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 13:51:03,502 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 13:51:03,502 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-11 13:51:03,502 INFO L87 Difference]: Start difference. First operand 88 states and 96 transitions. Second operand 5 states. [2018-04-11 13:51:03,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:03,540 INFO L93 Difference]: Finished difference Result 121 states and 130 transitions. [2018-04-11 13:51:03,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 13:51:03,541 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2018-04-11 13:51:03,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:03,542 INFO L225 Difference]: With dead ends: 121 [2018-04-11 13:51:03,542 INFO L226 Difference]: Without dead ends: 121 [2018-04-11 13:51:03,542 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-04-11 13:51:03,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-04-11 13:51:03,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 99. [2018-04-11 13:51:03,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-04-11 13:51:03,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 109 transitions. [2018-04-11 13:51:03,547 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 109 transitions. Word has length 55 [2018-04-11 13:51:03,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:03,547 INFO L459 AbstractCegarLoop]: Abstraction has 99 states and 109 transitions. [2018-04-11 13:51:03,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 13:51:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 109 transitions. [2018-04-11 13:51:03,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-11 13:51:03,550 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:03,550 INFO L355 BasicCegarLoop]: trace histogram [7, 6, 6, 5, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:03,550 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:03,550 INFO L82 PathProgramCache]: Analyzing trace with hash 98230391, now seen corresponding path program 4 times [2018-04-11 13:51:03,551 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:03,563 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:03,724 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 53 proven. 30 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 13:51:03,725 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:03,725 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-04-11 13:51:03,725 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:03,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:03,725 INFO L182 omatonBuilderFactory]: Interpolants [1840#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 1841#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 1842#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 1843#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 1844#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 1845#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 1837#true, 1838#false, 1839#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|))] [2018-04-11 13:51:03,726 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 53 proven. 30 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 13:51:03,726 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 13:51:03,726 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 13:51:03,726 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-04-11 13:51:03,726 INFO L87 Difference]: Start difference. First operand 99 states and 109 transitions. Second operand 9 states. [2018-04-11 13:51:03,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:03,871 INFO L93 Difference]: Finished difference Result 141 states and 158 transitions. [2018-04-11 13:51:03,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 13:51:03,871 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 59 [2018-04-11 13:51:03,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:03,872 INFO L225 Difference]: With dead ends: 141 [2018-04-11 13:51:03,872 INFO L226 Difference]: Without dead ends: 141 [2018-04-11 13:51:03,873 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2018-04-11 13:51:03,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-04-11 13:51:03,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 105. [2018-04-11 13:51:03,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2018-04-11 13:51:03,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 116 transitions. [2018-04-11 13:51:03,878 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 116 transitions. Word has length 59 [2018-04-11 13:51:03,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:03,878 INFO L459 AbstractCegarLoop]: Abstraction has 105 states and 116 transitions. [2018-04-11 13:51:03,878 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 13:51:03,879 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 116 transitions. [2018-04-11 13:51:03,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-11 13:51:03,880 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:03,880 INFO L355 BasicCegarLoop]: trace histogram [8, 7, 7, 6, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:03,880 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:03,880 INFO L82 PathProgramCache]: Analyzing trace with hash 2038233855, now seen corresponding path program 5 times [2018-04-11 13:51:03,881 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:03,893 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 67 proven. 52 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 13:51:04,040 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:04,040 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-04-11 13:51:04,040 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:04,040 INFO L182 omatonBuilderFactory]: Interpolants [2100#true, 2101#false, 2102#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 2103#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 2104#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 2105#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 2106#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 2107#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 2108#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 2109#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:04,041 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 67 proven. 52 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 13:51:04,041 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-11 13:51:04,041 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-11 13:51:04,041 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-04-11 13:51:04,041 INFO L87 Difference]: Start difference. First operand 105 states and 116 transitions. Second operand 10 states. [2018-04-11 13:51:04,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:04,161 INFO L93 Difference]: Finished difference Result 159 states and 179 transitions. [2018-04-11 13:51:04,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 13:51:04,162 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 65 [2018-04-11 13:51:04,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:04,163 INFO L225 Difference]: With dead ends: 159 [2018-04-11 13:51:04,163 INFO L226 Difference]: Without dead ends: 159 [2018-04-11 13:51:04,164 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2018-04-11 13:51:04,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-04-11 13:51:04,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 111. [2018-04-11 13:51:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2018-04-11 13:51:04,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 123 transitions. [2018-04-11 13:51:04,167 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 123 transitions. Word has length 65 [2018-04-11 13:51:04,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:04,167 INFO L459 AbstractCegarLoop]: Abstraction has 111 states and 123 transitions. [2018-04-11 13:51:04,167 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-11 13:51:04,167 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 123 transitions. [2018-04-11 13:51:04,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-04-11 13:51:04,167 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:04,168 INFO L355 BasicCegarLoop]: trace histogram [5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:04,168 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:04,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1242576168, now seen corresponding path program 3 times [2018-04-11 13:51:04,168 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:04,178 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:04,213 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-04-11 13:51:04,214 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:04,214 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-04-11 13:51:04,214 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:04,214 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 13:51:04,215 INFO L182 omatonBuilderFactory]: Interpolants [2390#true, 2391#false, 2392#(= main_~i~1 0), 2393#(<= main_~i~1 1), 2394#(<= main_~i~1 2), 2395#(<= main_~i~1 3)] [2018-04-11 13:51:04,215 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-04-11 13:51:04,215 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 13:51:04,215 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 13:51:04,215 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-04-11 13:51:04,215 INFO L87 Difference]: Start difference. First operand 111 states and 123 transitions. Second operand 6 states. [2018-04-11 13:51:04,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:04,278 INFO L93 Difference]: Finished difference Result 149 states and 161 transitions. [2018-04-11 13:51:04,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 13:51:04,278 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2018-04-11 13:51:04,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:04,279 INFO L225 Difference]: With dead ends: 149 [2018-04-11 13:51:04,279 INFO L226 Difference]: Without dead ends: 149 [2018-04-11 13:51:04,280 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-04-11 13:51:04,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-04-11 13:51:04,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 122. [2018-04-11 13:51:04,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-04-11 13:51:04,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 136 transitions. [2018-04-11 13:51:04,283 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 136 transitions. Word has length 67 [2018-04-11 13:51:04,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:04,283 INFO L459 AbstractCegarLoop]: Abstraction has 122 states and 136 transitions. [2018-04-11 13:51:04,283 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 13:51:04,283 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 136 transitions. [2018-04-11 13:51:04,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-11 13:51:04,284 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:04,284 INFO L355 BasicCegarLoop]: trace histogram [9, 8, 8, 7, 7, 7, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:04,284 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:04,285 INFO L82 PathProgramCache]: Analyzing trace with hash -1477243001, now seen corresponding path program 6 times [2018-04-11 13:51:04,285 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:04,296 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:04,458 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 81 proven. 14 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-04-11 13:51:04,459 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:04,459 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-04-11 13:51:04,459 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:04,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:04,459 INFO L182 omatonBuilderFactory]: Interpolants [2672#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 1) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 2673#(and (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 2674#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 2675#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 2667#true, 2668#false, 2669#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 2670#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|) (= main_~i~1 0)), 2671#(and (= 32 (select |#length| |main_~#mask~0.base|)) (<= main_~i~1 1) (= 0 |main_~#mask~0.offset|))] [2018-04-11 13:51:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 81 proven. 14 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-04-11 13:51:04,460 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 13:51:04,460 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 13:51:04,460 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-11 13:51:04,460 INFO L87 Difference]: Start difference. First operand 122 states and 136 transitions. Second operand 9 states. [2018-04-11 13:51:04,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:04,598 INFO L93 Difference]: Finished difference Result 169 states and 188 transitions. [2018-04-11 13:51:04,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 13:51:04,599 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2018-04-11 13:51:04,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:04,600 INFO L225 Difference]: With dead ends: 169 [2018-04-11 13:51:04,600 INFO L226 Difference]: Without dead ends: 169 [2018-04-11 13:51:04,600 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-04-11 13:51:04,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2018-04-11 13:51:04,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 132. [2018-04-11 13:51:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-11 13:51:04,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 146 transitions. [2018-04-11 13:51:04,608 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 146 transitions. Word has length 71 [2018-04-11 13:51:04,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:04,608 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 146 transitions. [2018-04-11 13:51:04,608 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 13:51:04,608 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 146 transitions. [2018-04-11 13:51:04,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-04-11 13:51:04,609 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:04,609 INFO L355 BasicCegarLoop]: trace histogram [6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:04,609 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:04,610 INFO L82 PathProgramCache]: Analyzing trace with hash -936338327, now seen corresponding path program 4 times [2018-04-11 13:51:04,610 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:04,621 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:04,666 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 54 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-04-11 13:51:04,666 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:04,667 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-04-11 13:51:04,667 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:04,667 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-11 13:51:04,667 INFO L182 omatonBuilderFactory]: Interpolants [2983#true, 2984#false, 2985#(<= 0 main_~i~1), 2986#(<= 1 main_~i~1), 2987#(<= 2 main_~i~1), 2988#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 2989#(and (<= (+ |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0)), 2990#(<= (+ |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 2) 0)] [2018-04-11 13:51:04,667 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 54 proven. 5 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-04-11 13:51:04,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 13:51:04,668 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 13:51:04,668 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-11 13:51:04,668 INFO L87 Difference]: Start difference. First operand 132 states and 146 transitions. Second operand 8 states. [2018-04-11 13:51:04,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:04,780 INFO L93 Difference]: Finished difference Result 154 states and 165 transitions. [2018-04-11 13:51:04,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 13:51:04,780 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 79 [2018-04-11 13:51:04,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:04,781 INFO L225 Difference]: With dead ends: 154 [2018-04-11 13:51:04,781 INFO L226 Difference]: Without dead ends: 148 [2018-04-11 13:51:04,781 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-04-11 13:51:04,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-04-11 13:51:04,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 134. [2018-04-11 13:51:04,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-04-11 13:51:04,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 147 transitions. [2018-04-11 13:51:04,785 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 147 transitions. Word has length 79 [2018-04-11 13:51:04,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:04,785 INFO L459 AbstractCegarLoop]: Abstraction has 134 states and 147 transitions. [2018-04-11 13:51:04,785 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 13:51:04,785 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 147 transitions. [2018-04-11 13:51:04,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-04-11 13:51:04,786 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:04,786 INFO L355 BasicCegarLoop]: trace histogram [11, 9, 9, 8, 8, 8, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:04,786 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:04,786 INFO L82 PathProgramCache]: Analyzing trace with hash 339275984, now seen corresponding path program 7 times [2018-04-11 13:51:04,787 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:04,799 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:04,842 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 165 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-04-11 13:51:04,842 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:04,843 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-04-11 13:51:04,843 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:04,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:04,843 INFO L182 omatonBuilderFactory]: Interpolants [3281#true, 3282#false, 3283#(<= 0 main_~i~1), 3284#(<= 1 main_~i~1), 3285#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 3286#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 3287#(<= (+ |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 1) 0)] [2018-04-11 13:51:04,843 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 165 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-04-11 13:51:04,844 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 13:51:04,844 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 13:51:04,844 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-11 13:51:04,844 INFO L87 Difference]: Start difference. First operand 134 states and 147 transitions. Second operand 7 states. [2018-04-11 13:51:04,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:04,904 INFO L93 Difference]: Finished difference Result 159 states and 170 transitions. [2018-04-11 13:51:04,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 13:51:04,905 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2018-04-11 13:51:04,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:04,905 INFO L225 Difference]: With dead ends: 159 [2018-04-11 13:51:04,905 INFO L226 Difference]: Without dead ends: 153 [2018-04-11 13:51:04,906 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-11 13:51:04,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-04-11 13:51:04,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 140. [2018-04-11 13:51:04,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-04-11 13:51:04,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 152 transitions. [2018-04-11 13:51:04,909 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 152 transitions. Word has length 89 [2018-04-11 13:51:04,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:04,909 INFO L459 AbstractCegarLoop]: Abstraction has 140 states and 152 transitions. [2018-04-11 13:51:04,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 13:51:04,910 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 152 transitions. [2018-04-11 13:51:04,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-04-11 13:51:04,910 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:04,910 INFO L355 BasicCegarLoop]: trace histogram [12, 10, 10, 9, 9, 9, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:04,911 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:04,911 INFO L82 PathProgramCache]: Analyzing trace with hash -1067717288, now seen corresponding path program 8 times [2018-04-11 13:51:04,911 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:04,923 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 213 proven. 10 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-04-11 13:51:04,970 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:04,971 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-04-11 13:51:04,971 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:04,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:04,971 INFO L182 omatonBuilderFactory]: Interpolants [3589#true, 3590#false, 3591#(<= 0 main_~i~1), 3592#(<= 1 main_~i~1), 3593#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 3594#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 3595#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 3596#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 0)] [2018-04-11 13:51:04,971 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 213 proven. 10 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-04-11 13:51:04,971 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 13:51:04,971 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 13:51:04,971 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-11 13:51:04,972 INFO L87 Difference]: Start difference. First operand 140 states and 152 transitions. Second operand 8 states. [2018-04-11 13:51:05,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:05,051 INFO L93 Difference]: Finished difference Result 174 states and 185 transitions. [2018-04-11 13:51:05,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 13:51:05,051 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 95 [2018-04-11 13:51:05,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:05,052 INFO L225 Difference]: With dead ends: 174 [2018-04-11 13:51:05,052 INFO L226 Difference]: Without dead ends: 168 [2018-04-11 13:51:05,052 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-04-11 13:51:05,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-04-11 13:51:05,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 146. [2018-04-11 13:51:05,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-04-11 13:51:05,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 157 transitions. [2018-04-11 13:51:05,056 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 157 transitions. Word has length 95 [2018-04-11 13:51:05,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:05,056 INFO L459 AbstractCegarLoop]: Abstraction has 146 states and 157 transitions. [2018-04-11 13:51:05,056 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 13:51:05,056 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 157 transitions. [2018-04-11 13:51:05,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-04-11 13:51:05,056 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:05,057 INFO L355 BasicCegarLoop]: trace histogram [13, 11, 11, 10, 10, 10, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:05,057 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:05,057 INFO L82 PathProgramCache]: Analyzing trace with hash 128017376, now seen corresponding path program 9 times [2018-04-11 13:51:05,057 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:05,070 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:05,163 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 262 proven. 28 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-04-11 13:51:05,163 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:05,163 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-11 13:51:05,164 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:05,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:05,164 INFO L182 omatonBuilderFactory]: Interpolants [3919#true, 3920#false, 3921#(= main_~i~1 0), 3922#(<= main_~i~1 1), 3923#(<= main_~i~1 2), 3924#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 2), 3925#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2), 3926#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 3927#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 3928#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 3929#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 3930#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 3931#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0)] [2018-04-11 13:51:05,164 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 262 proven. 28 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-04-11 13:51:05,164 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 13:51:05,164 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 13:51:05,165 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-04-11 13:51:05,165 INFO L87 Difference]: Start difference. First operand 146 states and 157 transitions. Second operand 13 states. [2018-04-11 13:51:05,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:05,317 INFO L93 Difference]: Finished difference Result 209 states and 218 transitions. [2018-04-11 13:51:05,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 13:51:05,318 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 101 [2018-04-11 13:51:05,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:05,319 INFO L225 Difference]: With dead ends: 209 [2018-04-11 13:51:05,319 INFO L226 Difference]: Without dead ends: 209 [2018-04-11 13:51:05,319 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2018-04-11 13:51:05,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2018-04-11 13:51:05,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 194. [2018-04-11 13:51:05,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-04-11 13:51:05,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 206 transitions. [2018-04-11 13:51:05,322 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 206 transitions. Word has length 101 [2018-04-11 13:51:05,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:05,322 INFO L459 AbstractCegarLoop]: Abstraction has 194 states and 206 transitions. [2018-04-11 13:51:05,322 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 13:51:05,322 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 206 transitions. [2018-04-11 13:51:05,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-04-11 13:51:05,322 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:05,323 INFO L355 BasicCegarLoop]: trace histogram [17, 14, 14, 13, 13, 13, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:05,323 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:05,323 INFO L82 PathProgramCache]: Analyzing trace with hash -378382727, now seen corresponding path program 10 times [2018-04-11 13:51:05,323 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:05,336 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:05,554 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 311 proven. 80 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-04-11 13:51:05,555 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:05,555 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-11 13:51:05,555 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:05,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:05,555 INFO L182 omatonBuilderFactory]: Interpolants [4352#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 4353#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 4354#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 4355#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 4345#true, 4346#false, 4347#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 4348#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 4349#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 4350#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 4351#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:05,555 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 311 proven. 80 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-04-11 13:51:05,555 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 13:51:05,556 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 13:51:05,556 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-04-11 13:51:05,556 INFO L87 Difference]: Start difference. First operand 194 states and 206 transitions. Second operand 11 states. [2018-04-11 13:51:05,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:05,675 INFO L93 Difference]: Finished difference Result 223 states and 236 transitions. [2018-04-11 13:51:05,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 13:51:05,675 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 131 [2018-04-11 13:51:05,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:05,676 INFO L225 Difference]: With dead ends: 223 [2018-04-11 13:51:05,676 INFO L226 Difference]: Without dead ends: 223 [2018-04-11 13:51:05,676 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=96, Invalid=176, Unknown=0, NotChecked=0, Total=272 [2018-04-11 13:51:05,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2018-04-11 13:51:05,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 200. [2018-04-11 13:51:05,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2018-04-11 13:51:05,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 213 transitions. [2018-04-11 13:51:05,680 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 213 transitions. Word has length 131 [2018-04-11 13:51:05,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:05,681 INFO L459 AbstractCegarLoop]: Abstraction has 200 states and 213 transitions. [2018-04-11 13:51:05,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 13:51:05,681 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 213 transitions. [2018-04-11 13:51:05,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-04-11 13:51:05,682 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:05,682 INFO L355 BasicCegarLoop]: trace histogram [15, 11, 11, 11, 11, 11, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:05,682 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:05,682 INFO L82 PathProgramCache]: Analyzing trace with hash 1127108721, now seen corresponding path program 5 times [2018-04-11 13:51:05,683 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:05,696 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:05,873 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 193 proven. 32 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2018-04-11 13:51:05,873 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:05,873 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-11 13:51:05,873 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:05,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:05,874 INFO L182 omatonBuilderFactory]: Interpolants [4800#(<= main_~i~1 31), 4791#true, 4792#false, 4793#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 4794#(and (or (not (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)) (and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size))) (or (= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))), 4795#(and (or (not (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)) (and (or (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32)) (or (not (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32)) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)))) (or (= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))), 4796#(or (not (= (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|) 32)) (not (= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset| 0)) (<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 31))), 4797#(or (not (= (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|) 32)) (not (= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset| 0)) (<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 32))), 4798#(or (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 30) (not (= (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|) 32)) (not (= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset| 0))), 4799#(<= main_~i~1 30)] [2018-04-11 13:51:05,874 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 193 proven. 32 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2018-04-11 13:51:05,874 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-11 13:51:05,874 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-11 13:51:05,874 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-04-11 13:51:05,874 INFO L87 Difference]: Start difference. First operand 200 states and 213 transitions. Second operand 10 states. [2018-04-11 13:51:06,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:06,005 INFO L93 Difference]: Finished difference Result 169 states and 177 transitions. [2018-04-11 13:51:06,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-11 13:51:06,005 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 133 [2018-04-11 13:51:06,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:06,006 INFO L225 Difference]: With dead ends: 169 [2018-04-11 13:51:06,006 INFO L226 Difference]: Without dead ends: 169 [2018-04-11 13:51:06,006 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2018-04-11 13:51:06,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2018-04-11 13:51:06,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 165. [2018-04-11 13:51:06,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-04-11 13:51:06,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 173 transitions. [2018-04-11 13:51:06,008 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 173 transitions. Word has length 133 [2018-04-11 13:51:06,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:06,009 INFO L459 AbstractCegarLoop]: Abstraction has 165 states and 173 transitions. [2018-04-11 13:51:06,009 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-11 13:51:06,009 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 173 transitions. [2018-04-11 13:51:06,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-04-11 13:51:06,009 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:06,009 INFO L355 BasicCegarLoop]: trace histogram [18, 15, 15, 14, 14, 14, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:06,009 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:06,009 INFO L82 PathProgramCache]: Analyzing trace with hash -1729075327, now seen corresponding path program 11 times [2018-04-11 13:51:06,010 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:06,018 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 517 proven. 24 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-04-11 13:51:06,109 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:06,109 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-11 13:51:06,109 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:06,110 INFO L182 omatonBuilderFactory]: Interpolants [5152#(<= 2 main_~i~1), 5153#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 5154#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 5155#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 5156#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 5157#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 1), 5148#true, 5149#false, 5150#(<= 0 main_~i~1), 5151#(<= 1 main_~i~1)] [2018-04-11 13:51:06,110 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 517 proven. 24 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-04-11 13:51:06,110 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-11 13:51:06,111 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-11 13:51:06,111 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-04-11 13:51:06,111 INFO L87 Difference]: Start difference. First operand 165 states and 173 transitions. Second operand 10 states. [2018-04-11 13:51:06,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:06,203 INFO L93 Difference]: Finished difference Result 180 states and 186 transitions. [2018-04-11 13:51:06,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 13:51:06,203 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 137 [2018-04-11 13:51:06,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:06,203 INFO L225 Difference]: With dead ends: 180 [2018-04-11 13:51:06,204 INFO L226 Difference]: Without dead ends: 174 [2018-04-11 13:51:06,204 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2018-04-11 13:51:06,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-04-11 13:51:06,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 165. [2018-04-11 13:51:06,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-04-11 13:51:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 171 transitions. [2018-04-11 13:51:06,206 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 171 transitions. Word has length 137 [2018-04-11 13:51:06,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:06,206 INFO L459 AbstractCegarLoop]: Abstraction has 165 states and 171 transitions. [2018-04-11 13:51:06,206 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-11 13:51:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 171 transitions. [2018-04-11 13:51:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-04-11 13:51:06,206 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:06,207 INFO L355 BasicCegarLoop]: trace histogram [19, 16, 16, 15, 15, 15, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:06,207 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:06,207 INFO L82 PathProgramCache]: Analyzing trace with hash -970437815, now seen corresponding path program 12 times [2018-04-11 13:51:06,207 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:06,217 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:06,453 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 405 proven. 114 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2018-04-11 13:51:06,453 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:06,453 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-11 13:51:06,453 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:06,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:06,454 INFO L182 omatonBuilderFactory]: Interpolants [5507#true, 5508#false, 5509#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 5510#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 5511#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5512#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 5513#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5514#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5515#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5516#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5517#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5518#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:06,454 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 405 proven. 114 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2018-04-11 13:51:06,454 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 13:51:06,455 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 13:51:06,455 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2018-04-11 13:51:06,455 INFO L87 Difference]: Start difference. First operand 165 states and 171 transitions. Second operand 12 states. [2018-04-11 13:51:06,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:06,693 INFO L93 Difference]: Finished difference Result 191 states and 198 transitions. [2018-04-11 13:51:06,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 13:51:06,694 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 143 [2018-04-11 13:51:06,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:06,695 INFO L225 Difference]: With dead ends: 191 [2018-04-11 13:51:06,695 INFO L226 Difference]: Without dead ends: 191 [2018-04-11 13:51:06,695 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=121, Invalid=221, Unknown=0, NotChecked=0, Total=342 [2018-04-11 13:51:06,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2018-04-11 13:51:06,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 171. [2018-04-11 13:51:06,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-04-11 13:51:06,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 178 transitions. [2018-04-11 13:51:06,700 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 178 transitions. Word has length 143 [2018-04-11 13:51:06,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:06,700 INFO L459 AbstractCegarLoop]: Abstraction has 171 states and 178 transitions. [2018-04-11 13:51:06,700 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 13:51:06,700 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 178 transitions. [2018-04-11 13:51:06,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-04-11 13:51:06,701 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:06,701 INFO L355 BasicCegarLoop]: trace histogram [20, 17, 17, 16, 16, 16, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:06,701 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:06,702 INFO L82 PathProgramCache]: Analyzing trace with hash -982548399, now seen corresponding path program 13 times [2018-04-11 13:51:06,702 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:06,716 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:06,973 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 465 proven. 154 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2018-04-11 13:51:06,974 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:06,974 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-11 13:51:06,974 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:06,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:06,974 INFO L182 omatonBuilderFactory]: Interpolants [5895#true, 5896#false, 5897#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 5898#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 5899#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5900#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 5901#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5902#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5903#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5904#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5905#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5906#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 5907#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:06,974 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 465 proven. 154 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2018-04-11 13:51:06,975 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 13:51:06,975 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 13:51:06,975 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2018-04-11 13:51:06,975 INFO L87 Difference]: Start difference. First operand 171 states and 178 transitions. Second operand 13 states. [2018-04-11 13:51:07,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:07,144 INFO L93 Difference]: Finished difference Result 200 states and 208 transitions. [2018-04-11 13:51:07,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-11 13:51:07,144 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 149 [2018-04-11 13:51:07,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:07,145 INFO L225 Difference]: With dead ends: 200 [2018-04-11 13:51:07,146 INFO L226 Difference]: Without dead ends: 200 [2018-04-11 13:51:07,146 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=149, Invalid=271, Unknown=0, NotChecked=0, Total=420 [2018-04-11 13:51:07,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2018-04-11 13:51:07,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 177. [2018-04-11 13:51:07,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-04-11 13:51:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 185 transitions. [2018-04-11 13:51:07,148 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 185 transitions. Word has length 149 [2018-04-11 13:51:07,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:07,148 INFO L459 AbstractCegarLoop]: Abstraction has 177 states and 185 transitions. [2018-04-11 13:51:07,148 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 13:51:07,148 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 185 transitions. [2018-04-11 13:51:07,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-04-11 13:51:07,149 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:07,149 INFO L355 BasicCegarLoop]: trace histogram [21, 18, 18, 17, 17, 17, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:07,149 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:07,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1156370265, now seen corresponding path program 14 times [2018-04-11 13:51:07,149 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:07,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:07,159 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:07,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 525 proven. 200 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2018-04-11 13:51:07,471 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:07,471 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-11 13:51:07,472 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:07,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:07,472 INFO L182 omatonBuilderFactory]: Interpolants [6304#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 6305#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6306#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 6307#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6308#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6309#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6310#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6311#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6312#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6313#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6314#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6301#true, 6302#false, 6303#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|))] [2018-04-11 13:51:07,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 525 proven. 200 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2018-04-11 13:51:07,473 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 13:51:07,473 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 13:51:07,473 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-04-11 13:51:07,473 INFO L87 Difference]: Start difference. First operand 177 states and 185 transitions. Second operand 14 states. [2018-04-11 13:51:07,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:07,719 INFO L93 Difference]: Finished difference Result 209 states and 218 transitions. [2018-04-11 13:51:07,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-11 13:51:07,719 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 155 [2018-04-11 13:51:07,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:07,720 INFO L225 Difference]: With dead ends: 209 [2018-04-11 13:51:07,720 INFO L226 Difference]: Without dead ends: 209 [2018-04-11 13:51:07,720 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=180, Invalid=326, Unknown=0, NotChecked=0, Total=506 [2018-04-11 13:51:07,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2018-04-11 13:51:07,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 183. [2018-04-11 13:51:07,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-04-11 13:51:07,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 192 transitions. [2018-04-11 13:51:07,722 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 192 transitions. Word has length 155 [2018-04-11 13:51:07,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:07,722 INFO L459 AbstractCegarLoop]: Abstraction has 183 states and 192 transitions. [2018-04-11 13:51:07,722 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 13:51:07,722 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 192 transitions. [2018-04-11 13:51:07,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-04-11 13:51:07,723 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:07,723 INFO L355 BasicCegarLoop]: trace histogram [22, 19, 19, 18, 18, 18, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:07,723 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:07,723 INFO L82 PathProgramCache]: Analyzing trace with hash 639940705, now seen corresponding path program 15 times [2018-04-11 13:51:07,724 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:07,733 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:08,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 585 proven. 252 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2018-04-11 13:51:08,061 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:08,062 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 13:51:08,062 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:08,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:08,062 INFO L182 omatonBuilderFactory]: Interpolants [6725#true, 6726#false, 6727#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 6728#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 6729#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6730#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 6731#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6732#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6733#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6734#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6735#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6736#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6737#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6738#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 6739#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:08,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 585 proven. 252 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2018-04-11 13:51:08,063 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 13:51:08,063 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 13:51:08,063 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2018-04-11 13:51:08,064 INFO L87 Difference]: Start difference. First operand 183 states and 192 transitions. Second operand 15 states. [2018-04-11 13:51:08,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:08,344 INFO L93 Difference]: Finished difference Result 218 states and 228 transitions. [2018-04-11 13:51:08,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-11 13:51:08,344 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 161 [2018-04-11 13:51:08,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:08,345 INFO L225 Difference]: With dead ends: 218 [2018-04-11 13:51:08,346 INFO L226 Difference]: Without dead ends: 218 [2018-04-11 13:51:08,346 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=214, Invalid=386, Unknown=0, NotChecked=0, Total=600 [2018-04-11 13:51:08,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-04-11 13:51:08,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 189. [2018-04-11 13:51:08,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-04-11 13:51:08,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 199 transitions. [2018-04-11 13:51:08,350 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 199 transitions. Word has length 161 [2018-04-11 13:51:08,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:08,350 INFO L459 AbstractCegarLoop]: Abstraction has 189 states and 199 transitions. [2018-04-11 13:51:08,350 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 13:51:08,350 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 199 transitions. [2018-04-11 13:51:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-04-11 13:51:08,351 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:08,352 INFO L355 BasicCegarLoop]: trace histogram [23, 20, 20, 19, 19, 19, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:08,352 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:08,352 INFO L82 PathProgramCache]: Analyzing trace with hash 893107049, now seen corresponding path program 16 times [2018-04-11 13:51:08,353 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:08,367 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:08,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1273 backedges. 645 proven. 50 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2018-04-11 13:51:08,567 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:08,568 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-11 13:51:08,568 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:08,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:08,568 INFO L182 omatonBuilderFactory]: Interpolants [7168#false, 7169#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 7170#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|) (= main_~i~1 0)), 7171#(and (= 32 (select |#length| |main_~#mask~0.base|)) (<= main_~i~1 1) (= 0 |main_~#mask~0.offset|)), 7172#(and (<= main_~i~1 2) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 7173#(and (<= main_~i~1 3) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 7174#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|)) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 3)), 7175#(and (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 7176#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 7177#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 7167#true] [2018-04-11 13:51:08,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1273 backedges. 645 proven. 50 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2018-04-11 13:51:08,568 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 13:51:08,569 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 13:51:08,569 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-04-11 13:51:08,569 INFO L87 Difference]: Start difference. First operand 189 states and 199 transitions. Second operand 11 states. [2018-04-11 13:51:08,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:08,656 INFO L93 Difference]: Finished difference Result 265 states and 282 transitions. [2018-04-11 13:51:08,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 13:51:08,656 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 167 [2018-04-11 13:51:08,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:08,658 INFO L225 Difference]: With dead ends: 265 [2018-04-11 13:51:08,658 INFO L226 Difference]: Without dead ends: 265 [2018-04-11 13:51:08,658 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2018-04-11 13:51:08,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2018-04-11 13:51:08,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 225. [2018-04-11 13:51:08,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2018-04-11 13:51:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 236 transitions. [2018-04-11 13:51:08,661 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 236 transitions. Word has length 167 [2018-04-11 13:51:08,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:08,661 INFO L459 AbstractCegarLoop]: Abstraction has 225 states and 236 transitions. [2018-04-11 13:51:08,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 13:51:08,661 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 236 transitions. [2018-04-11 13:51:08,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-04-11 13:51:08,662 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:08,662 INFO L355 BasicCegarLoop]: trace histogram [28, 24, 24, 23, 23, 23, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:08,662 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:08,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1030100086, now seen corresponding path program 17 times [2018-04-11 13:51:08,662 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:08,675 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:08,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1894 backedges. 1249 proven. 44 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2018-04-11 13:51:08,811 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:08,811 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-11 13:51:08,811 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:08,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:08,812 INFO L182 omatonBuilderFactory]: Interpolants [7680#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 7681#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 7682#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 7683#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 7684#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 7685#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 2), 7674#true, 7675#false, 7676#(<= 0 main_~i~1), 7677#(<= 1 main_~i~1), 7678#(<= 2 main_~i~1), 7679#(<= 3 main_~i~1)] [2018-04-11 13:51:08,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1894 backedges. 1249 proven. 44 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2018-04-11 13:51:08,813 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 13:51:08,813 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 13:51:08,813 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2018-04-11 13:51:08,813 INFO L87 Difference]: Start difference. First operand 225 states and 236 transitions. Second operand 12 states. [2018-04-11 13:51:08,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:08,943 INFO L93 Difference]: Finished difference Result 250 states and 260 transitions. [2018-04-11 13:51:08,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-11 13:51:08,944 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 203 [2018-04-11 13:51:08,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:08,944 INFO L225 Difference]: With dead ends: 250 [2018-04-11 13:51:08,944 INFO L226 Difference]: Without dead ends: 244 [2018-04-11 13:51:08,945 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2018-04-11 13:51:08,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-04-11 13:51:08,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 231. [2018-04-11 13:51:08,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2018-04-11 13:51:08,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 241 transitions. [2018-04-11 13:51:08,947 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 241 transitions. Word has length 203 [2018-04-11 13:51:08,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:08,947 INFO L459 AbstractCegarLoop]: Abstraction has 231 states and 241 transitions. [2018-04-11 13:51:08,947 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 13:51:08,947 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 241 transitions. [2018-04-11 13:51:08,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-04-11 13:51:08,948 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:08,948 INFO L355 BasicCegarLoop]: trace histogram [29, 25, 25, 24, 24, 24, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:08,948 INFO L408 AbstractCegarLoop]: === Iteration 29 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:08,948 INFO L82 PathProgramCache]: Analyzing trace with hash -213343086, now seen corresponding path program 18 times [2018-04-11 13:51:08,949 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:08,966 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2044 backedges. 1269 proven. 81 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2018-04-11 13:51:09,220 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:09,220 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-11 13:51:09,220 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:09,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:09,221 INFO L182 omatonBuilderFactory]: Interpolants [8192#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 8173#true, 8174#false, 8175#(= main_~i~1 0), 8176#(<= main_~i~1 1), 8177#(<= main_~i~1 2), 8178#(<= main_~i~1 3), 8179#(<= main_~i~1 4), 8180#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 4), 8181#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4), 8182#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 8183#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 8184#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 8185#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 8186#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 8187#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 8188#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 8189#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 8190#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 8191#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0)] [2018-04-11 13:51:09,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2044 backedges. 1269 proven. 81 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2018-04-11 13:51:09,222 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 13:51:09,222 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 13:51:09,222 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2018-04-11 13:51:09,222 INFO L87 Difference]: Start difference. First operand 231 states and 241 transitions. Second operand 20 states. [2018-04-11 13:51:09,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:09,426 INFO L93 Difference]: Finished difference Result 287 states and 298 transitions. [2018-04-11 13:51:09,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 13:51:09,431 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 209 [2018-04-11 13:51:09,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:09,432 INFO L225 Difference]: With dead ends: 287 [2018-04-11 13:51:09,432 INFO L226 Difference]: Without dead ends: 287 [2018-04-11 13:51:09,433 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=179, Invalid=523, Unknown=0, NotChecked=0, Total=702 [2018-04-11 13:51:09,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2018-04-11 13:51:09,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 285. [2018-04-11 13:51:09,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2018-04-11 13:51:09,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 296 transitions. [2018-04-11 13:51:09,437 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 296 transitions. Word has length 209 [2018-04-11 13:51:09,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:09,437 INFO L459 AbstractCegarLoop]: Abstraction has 285 states and 296 transitions. [2018-04-11 13:51:09,437 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 13:51:09,437 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 296 transitions. [2018-04-11 13:51:09,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-04-11 13:51:09,438 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:09,438 INFO L355 BasicCegarLoop]: trace histogram [35, 30, 30, 29, 29, 29, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:09,439 INFO L408 AbstractCegarLoop]: === Iteration 30 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:09,439 INFO L82 PathProgramCache]: Analyzing trace with hash -1482880389, now seen corresponding path program 19 times [2018-04-11 13:51:09,439 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:09,459 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:09,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2997 backedges. 1331 proven. 100 refuted. 0 times theorem prover too weak. 1566 trivial. 0 not checked. [2018-04-11 13:51:09,835 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:09,835 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-11 13:51:09,835 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:09,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:09,836 INFO L182 omatonBuilderFactory]: Interpolants [8779#true, 8780#false, 8781#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 8782#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|) (= main_~i~1 0)), 8783#(and (= 32 (select |#length| |main_~#mask~0.base|)) (<= main_~i~1 1) (= 0 |main_~#mask~0.offset|)), 8784#(and (<= main_~i~1 2) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 8785#(and (<= main_~i~1 3) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 8786#(and (<= main_~i~1 4) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 8787#(and (= 32 (select |#length| |main_~#mask~0.base|)) (<= main_~i~1 5) (= 0 |main_~#mask~0.offset|)), 8788#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|)) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 5)), 8789#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 8790#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 8791#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:09,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2997 backedges. 1331 proven. 100 refuted. 0 times theorem prover too weak. 1566 trivial. 0 not checked. [2018-04-11 13:51:09,837 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 13:51:09,837 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 13:51:09,837 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2018-04-11 13:51:09,837 INFO L87 Difference]: Start difference. First operand 285 states and 296 transitions. Second operand 13 states. [2018-04-11 13:51:09,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:09,974 INFO L93 Difference]: Finished difference Result 361 states and 378 transitions. [2018-04-11 13:51:09,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-11 13:51:09,974 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 251 [2018-04-11 13:51:09,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:09,975 INFO L225 Difference]: With dead ends: 361 [2018-04-11 13:51:09,975 INFO L226 Difference]: Without dead ends: 361 [2018-04-11 13:51:09,976 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2018-04-11 13:51:09,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2018-04-11 13:51:09,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 327. [2018-04-11 13:51:09,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2018-04-11 13:51:09,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 339 transitions. [2018-04-11 13:51:09,980 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 339 transitions. Word has length 251 [2018-04-11 13:51:09,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:09,981 INFO L459 AbstractCegarLoop]: Abstraction has 327 states and 339 transitions. [2018-04-11 13:51:09,981 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 13:51:09,981 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 339 transitions. [2018-04-11 13:51:09,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-04-11 13:51:09,983 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:09,983 INFO L355 BasicCegarLoop]: trace histogram [41, 35, 35, 34, 34, 34, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:09,983 INFO L408 AbstractCegarLoop]: === Iteration 31 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:09,983 INFO L82 PathProgramCache]: Analyzing trace with hash 741408036, now seen corresponding path program 20 times [2018-04-11 13:51:09,984 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:10,007 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:10,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4132 backedges. 2290 proven. 245 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2018-04-11 13:51:10,257 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:10,257 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-11 13:51:10,257 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:10,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:10,258 INFO L182 omatonBuilderFactory]: Interpolants [9486#true, 9487#false, 9488#(<= 0 main_~i~1), 9489#(<= 1 main_~i~1), 9490#(<= 2 main_~i~1), 9491#(<= 3 main_~i~1), 9492#(<= 4 main_~i~1), 9493#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 9494#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 9495#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 9496#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 9497#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 9498#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 9499#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 3)] [2018-04-11 13:51:10,259 INFO L134 CoverageAnalysis]: Checked inductivity of 4132 backedges. 2290 proven. 245 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2018-04-11 13:51:10,260 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 13:51:10,260 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 13:51:10,260 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2018-04-11 13:51:10,260 INFO L87 Difference]: Start difference. First operand 327 states and 339 transitions. Second operand 14 states. [2018-04-11 13:51:10,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:10,422 INFO L93 Difference]: Finished difference Result 358 states and 368 transitions. [2018-04-11 13:51:10,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 13:51:10,422 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 293 [2018-04-11 13:51:10,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:10,423 INFO L225 Difference]: With dead ends: 358 [2018-04-11 13:51:10,423 INFO L226 Difference]: Without dead ends: 349 [2018-04-11 13:51:10,423 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2018-04-11 13:51:10,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2018-04-11 13:51:10,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 333. [2018-04-11 13:51:10,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2018-04-11 13:51:10,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 343 transitions. [2018-04-11 13:51:10,428 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 343 transitions. Word has length 293 [2018-04-11 13:51:10,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:10,428 INFO L459 AbstractCegarLoop]: Abstraction has 333 states and 343 transitions. [2018-04-11 13:51:10,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 13:51:10,428 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 343 transitions. [2018-04-11 13:51:10,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-04-11 13:51:10,430 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:10,430 INFO L355 BasicCegarLoop]: trace histogram [43, 37, 37, 36, 36, 36, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:10,430 INFO L408 AbstractCegarLoop]: === Iteration 32 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:10,430 INFO L82 PathProgramCache]: Analyzing trace with hash -2132808972, now seen corresponding path program 21 times [2018-04-11 13:51:10,431 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:10,455 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:10,718 INFO L134 CoverageAnalysis]: Checked inductivity of 4578 backedges. 2761 proven. 102 refuted. 0 times theorem prover too weak. 1715 trivial. 0 not checked. [2018-04-11 13:51:10,719 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:10,719 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 13:51:10,719 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:10,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:10,719 INFO L182 omatonBuilderFactory]: Interpolants [10208#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 10209#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 10210#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 10211#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 10212#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 10213#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 10214#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 4), 10199#true, 10200#false, 10201#(<= 0 main_~i~1), 10202#(<= 1 main_~i~1), 10203#(<= 2 main_~i~1), 10204#(<= 3 main_~i~1), 10205#(<= 4 main_~i~1), 10206#(<= 5 main_~i~1), 10207#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size))] [2018-04-11 13:51:10,720 INFO L134 CoverageAnalysis]: Checked inductivity of 4578 backedges. 2761 proven. 102 refuted. 0 times theorem prover too weak. 1715 trivial. 0 not checked. [2018-04-11 13:51:10,721 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 13:51:10,721 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 13:51:10,721 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2018-04-11 13:51:10,721 INFO L87 Difference]: Start difference. First operand 333 states and 343 transitions. Second operand 16 states. [2018-04-11 13:51:10,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:10,902 INFO L93 Difference]: Finished difference Result 361 states and 370 transitions. [2018-04-11 13:51:10,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 13:51:10,902 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 305 [2018-04-11 13:51:10,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:10,904 INFO L225 Difference]: With dead ends: 361 [2018-04-11 13:51:10,904 INFO L226 Difference]: Without dead ends: 355 [2018-04-11 13:51:10,904 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=315, Unknown=0, NotChecked=0, Total=420 [2018-04-11 13:51:10,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2018-04-11 13:51:10,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 339. [2018-04-11 13:51:10,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 339 states. [2018-04-11 13:51:10,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 348 transitions. [2018-04-11 13:51:10,909 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 348 transitions. Word has length 305 [2018-04-11 13:51:10,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:10,909 INFO L459 AbstractCegarLoop]: Abstraction has 339 states and 348 transitions. [2018-04-11 13:51:10,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 13:51:10,909 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 348 transitions. [2018-04-11 13:51:10,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-04-11 13:51:10,911 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:10,911 INFO L355 BasicCegarLoop]: trace histogram [44, 38, 38, 37, 37, 37, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:10,911 INFO L408 AbstractCegarLoop]: === Iteration 33 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:10,911 INFO L82 PathProgramCache]: Analyzing trace with hash 1713892476, now seen corresponding path program 22 times [2018-04-11 13:51:10,912 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:10,934 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:11,317 INFO L134 CoverageAnalysis]: Checked inductivity of 4810 backedges. 2147 proven. 143 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2018-04-11 13:51:11,318 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:11,318 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-11 13:51:11,318 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:11,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:11,319 INFO L182 omatonBuilderFactory]: Interpolants [10944#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 10945#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 10946#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 10925#true, 10926#false, 10927#(= main_~i~1 0), 10928#(<= main_~i~1 1), 10929#(<= main_~i~1 2), 10930#(<= main_~i~1 3), 10931#(<= main_~i~1 4), 10932#(<= main_~i~1 5), 10933#(<= main_~i~1 6), 10934#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 6), 10935#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6), 10936#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 10937#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 10938#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 10939#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 10940#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 10941#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 10942#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 10943#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0)] [2018-04-11 13:51:11,319 INFO L134 CoverageAnalysis]: Checked inductivity of 4810 backedges. 2147 proven. 143 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2018-04-11 13:51:11,320 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 13:51:11,320 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 13:51:11,320 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=345, Unknown=0, NotChecked=0, Total=462 [2018-04-11 13:51:11,320 INFO L87 Difference]: Start difference. First operand 339 states and 348 transitions. Second operand 22 states. [2018-04-11 13:51:11,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:11,634 INFO L93 Difference]: Finished difference Result 407 states and 417 transitions. [2018-04-11 13:51:11,634 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 13:51:11,634 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 311 [2018-04-11 13:51:11,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:11,636 INFO L225 Difference]: With dead ends: 407 [2018-04-11 13:51:11,636 INFO L226 Difference]: Without dead ends: 407 [2018-04-11 13:51:11,637 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=234, Invalid=696, Unknown=0, NotChecked=0, Total=930 [2018-04-11 13:51:11,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2018-04-11 13:51:11,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 405. [2018-04-11 13:51:11,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2018-04-11 13:51:11,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 415 transitions. [2018-04-11 13:51:11,642 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 415 transitions. Word has length 311 [2018-04-11 13:51:11,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:11,643 INFO L459 AbstractCegarLoop]: Abstraction has 405 states and 415 transitions. [2018-04-11 13:51:11,643 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 13:51:11,643 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 415 transitions. [2018-04-11 13:51:11,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-04-11 13:51:11,645 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:11,645 INFO L355 BasicCegarLoop]: trace histogram [52, 45, 45, 44, 44, 44, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:11,645 INFO L408 AbstractCegarLoop]: === Iteration 34 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:11,646 INFO L82 PathProgramCache]: Analyzing trace with hash 779331957, now seen corresponding path program 23 times [2018-04-11 13:51:11,646 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:11,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:11,677 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:12,005 INFO L134 CoverageAnalysis]: Checked inductivity of 6769 backedges. 3793 proven. 140 refuted. 0 times theorem prover too weak. 2836 trivial. 0 not checked. [2018-04-11 13:51:12,006 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:12,006 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 13:51:12,006 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:12,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:12,007 INFO L182 omatonBuilderFactory]: Interpolants [11777#true, 11778#false, 11779#(<= 0 main_~i~1), 11780#(<= 1 main_~i~1), 11781#(<= 2 main_~i~1), 11782#(<= 3 main_~i~1), 11783#(<= 4 main_~i~1), 11784#(<= 5 main_~i~1), 11785#(<= 6 main_~i~1), 11786#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 11787#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 11788#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 11789#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 11790#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 11791#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 11792#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 11793#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 11794#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 5)] [2018-04-11 13:51:12,007 INFO L134 CoverageAnalysis]: Checked inductivity of 6769 backedges. 3793 proven. 140 refuted. 0 times theorem prover too weak. 2836 trivial. 0 not checked. [2018-04-11 13:51:12,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 13:51:12,008 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 13:51:12,008 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2018-04-11 13:51:12,008 INFO L87 Difference]: Start difference. First operand 405 states and 415 transitions. Second operand 18 states. [2018-04-11 13:51:12,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:12,338 INFO L93 Difference]: Finished difference Result 426 states and 434 transitions. [2018-04-11 13:51:12,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 13:51:12,338 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 365 [2018-04-11 13:51:12,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:12,339 INFO L225 Difference]: With dead ends: 426 [2018-04-11 13:51:12,340 INFO L226 Difference]: Without dead ends: 420 [2018-04-11 13:51:12,340 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=136, Invalid=416, Unknown=0, NotChecked=0, Total=552 [2018-04-11 13:51:12,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2018-04-11 13:51:12,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 405. [2018-04-11 13:51:12,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2018-04-11 13:51:12,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 413 transitions. [2018-04-11 13:51:12,345 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 413 transitions. Word has length 365 [2018-04-11 13:51:12,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:12,345 INFO L459 AbstractCegarLoop]: Abstraction has 405 states and 413 transitions. [2018-04-11 13:51:12,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 13:51:12,345 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 413 transitions. [2018-04-11 13:51:12,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-04-11 13:51:12,348 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:12,348 INFO L355 BasicCegarLoop]: trace histogram [53, 46, 46, 45, 45, 45, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:12,348 INFO L408 AbstractCegarLoop]: === Iteration 35 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:12,348 INFO L82 PathProgramCache]: Analyzing trace with hash -512162243, now seen corresponding path program 24 times [2018-04-11 13:51:12,349 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:12,375 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:12,825 INFO L134 CoverageAnalysis]: Checked inductivity of 7051 backedges. 2682 proven. 183 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2018-04-11 13:51:12,825 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:12,825 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-11 13:51:12,825 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:12,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:12,826 INFO L182 omatonBuilderFactory]: Interpolants [12640#(= main_~i~1 0), 12641#(<= main_~i~1 1), 12642#(<= main_~i~1 2), 12643#(<= main_~i~1 3), 12644#(<= main_~i~1 4), 12645#(<= main_~i~1 5), 12646#(<= main_~i~1 6), 12647#(<= main_~i~1 7), 12648#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 7), 12649#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7), 12650#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 12651#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 12652#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 12653#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 12654#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 12655#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 12656#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 12657#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 12658#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 12659#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 12660#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 12638#true, 12639#false] [2018-04-11 13:51:12,826 INFO L134 CoverageAnalysis]: Checked inductivity of 7051 backedges. 2682 proven. 183 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2018-04-11 13:51:12,826 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 13:51:12,826 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 13:51:12,826 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=380, Unknown=0, NotChecked=0, Total=506 [2018-04-11 13:51:12,826 INFO L87 Difference]: Start difference. First operand 405 states and 413 transitions. Second operand 23 states. [2018-04-11 13:51:13,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:13,190 INFO L93 Difference]: Finished difference Result 473 states and 482 transitions. [2018-04-11 13:51:13,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 13:51:13,190 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 371 [2018-04-11 13:51:13,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:13,191 INFO L225 Difference]: With dead ends: 473 [2018-04-11 13:51:13,191 INFO L226 Difference]: Without dead ends: 473 [2018-04-11 13:51:13,191 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=266, Invalid=790, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 13:51:13,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2018-04-11 13:51:13,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 471. [2018-04-11 13:51:13,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 471 states. [2018-04-11 13:51:13,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 480 transitions. [2018-04-11 13:51:13,195 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 480 transitions. Word has length 371 [2018-04-11 13:51:13,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:13,195 INFO L459 AbstractCegarLoop]: Abstraction has 471 states and 480 transitions. [2018-04-11 13:51:13,195 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 13:51:13,195 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 480 transitions. [2018-04-11 13:51:13,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2018-04-11 13:51:13,196 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:13,197 INFO L355 BasicCegarLoop]: trace histogram [62, 54, 54, 53, 53, 53, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:13,197 INFO L408 AbstractCegarLoop]: === Iteration 36 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:13,197 INFO L82 PathProgramCache]: Analyzing trace with hash -1264279426, now seen corresponding path program 25 times [2018-04-11 13:51:13,197 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:13,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:13,216 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:13,678 INFO L134 CoverageAnalysis]: Checked inductivity of 9720 backedges. 5033 proven. 184 refuted. 0 times theorem prover too weak. 4503 trivial. 0 not checked. [2018-04-11 13:51:13,678 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:13,679 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-11 13:51:13,679 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:13,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:13,679 INFO L182 omatonBuilderFactory]: Interpolants [13632#(<= 5 main_~i~1), 13633#(<= 6 main_~i~1), 13634#(<= 7 main_~i~1), 13635#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 13636#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 13637#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 13638#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 13639#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 13640#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 13641#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 13642#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 13643#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 13644#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 6), 13625#true, 13626#false, 13627#(<= 0 main_~i~1), 13628#(<= 1 main_~i~1), 13629#(<= 2 main_~i~1), 13630#(<= 3 main_~i~1), 13631#(<= 4 main_~i~1)] [2018-04-11 13:51:13,680 INFO L134 CoverageAnalysis]: Checked inductivity of 9720 backedges. 5033 proven. 184 refuted. 0 times theorem prover too weak. 4503 trivial. 0 not checked. [2018-04-11 13:51:13,680 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 13:51:13,680 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 13:51:13,680 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2018-04-11 13:51:13,681 INFO L87 Difference]: Start difference. First operand 471 states and 480 transitions. Second operand 20 states. [2018-04-11 13:51:14,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:14,044 INFO L93 Difference]: Finished difference Result 492 states and 499 transitions. [2018-04-11 13:51:14,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-11 13:51:14,044 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 431 [2018-04-11 13:51:14,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:14,046 INFO L225 Difference]: With dead ends: 492 [2018-04-11 13:51:14,046 INFO L226 Difference]: Without dead ends: 486 [2018-04-11 13:51:14,046 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=171, Invalid=531, Unknown=0, NotChecked=0, Total=702 [2018-04-11 13:51:14,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2018-04-11 13:51:14,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 471. [2018-04-11 13:51:14,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 471 states. [2018-04-11 13:51:14,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 478 transitions. [2018-04-11 13:51:14,052 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 478 transitions. Word has length 431 [2018-04-11 13:51:14,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:14,052 INFO L459 AbstractCegarLoop]: Abstraction has 471 states and 478 transitions. [2018-04-11 13:51:14,052 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 13:51:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 478 transitions. [2018-04-11 13:51:14,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2018-04-11 13:51:14,054 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:14,055 INFO L355 BasicCegarLoop]: trace histogram [63, 55, 55, 54, 54, 54, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:14,055 INFO L408 AbstractCegarLoop]: === Iteration 37 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:14,055 INFO L82 PathProgramCache]: Analyzing trace with hash 49074822, now seen corresponding path program 26 times [2018-04-11 13:51:14,055 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:14,084 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:14,546 INFO L134 CoverageAnalysis]: Checked inductivity of 10058 backedges. 3281 proven. 229 refuted. 0 times theorem prover too weak. 6548 trivial. 0 not checked. [2018-04-11 13:51:14,546 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:14,547 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-11 13:51:14,547 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:14,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:14,547 INFO L182 omatonBuilderFactory]: Interpolants [14624#(= main_~i~1 0), 14625#(<= main_~i~1 1), 14626#(<= main_~i~1 2), 14627#(<= main_~i~1 3), 14628#(<= main_~i~1 4), 14629#(<= main_~i~1 5), 14630#(<= main_~i~1 6), 14631#(<= main_~i~1 7), 14632#(<= main_~i~1 8), 14633#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 8), 14634#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8), 14635#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 14636#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 14637#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 14638#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 14639#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 14640#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 14641#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 14642#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 14643#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 14644#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 14645#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 14622#true, 14623#false] [2018-04-11 13:51:14,548 INFO L134 CoverageAnalysis]: Checked inductivity of 10058 backedges. 3281 proven. 229 refuted. 0 times theorem prover too weak. 6548 trivial. 0 not checked. [2018-04-11 13:51:14,548 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 13:51:14,548 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 13:51:14,549 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=416, Unknown=0, NotChecked=0, Total=552 [2018-04-11 13:51:14,549 INFO L87 Difference]: Start difference. First operand 471 states and 478 transitions. Second operand 24 states. [2018-04-11 13:51:14,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:14,954 INFO L93 Difference]: Finished difference Result 545 states and 553 transitions. [2018-04-11 13:51:14,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 13:51:14,954 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 437 [2018-04-11 13:51:14,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:14,956 INFO L225 Difference]: With dead ends: 545 [2018-04-11 13:51:14,956 INFO L226 Difference]: Without dead ends: 545 [2018-04-11 13:51:14,957 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=301, Invalid=889, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 13:51:14,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2018-04-11 13:51:14,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 543. [2018-04-11 13:51:14,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2018-04-11 13:51:14,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 551 transitions. [2018-04-11 13:51:14,963 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 551 transitions. Word has length 437 [2018-04-11 13:51:14,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:14,964 INFO L459 AbstractCegarLoop]: Abstraction has 543 states and 551 transitions. [2018-04-11 13:51:14,964 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 13:51:14,964 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 551 transitions. [2018-04-11 13:51:14,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2018-04-11 13:51:14,967 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:14,967 INFO L355 BasicCegarLoop]: trace histogram [73, 64, 64, 63, 63, 63, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:14,967 INFO L408 AbstractCegarLoop]: === Iteration 38 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:14,967 INFO L82 PathProgramCache]: Analyzing trace with hash 1416226959, now seen corresponding path program 27 times [2018-04-11 13:51:14,968 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:15,004 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:15,675 INFO L134 CoverageAnalysis]: Checked inductivity of 13599 backedges. 3599 proven. 310 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:15,675 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:15,675 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 13:51:15,675 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:15,676 INFO L182 omatonBuilderFactory]: Interpolants [15756#true, 15757#false, 15758#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 15759#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 15760#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 15761#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 15762#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 15763#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 15764#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 15765#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 15766#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 15767#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 15768#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 15769#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 15770#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 15771#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 13599 backedges. 3599 proven. 310 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:15,676 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 13:51:15,676 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 13:51:15,676 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2018-04-11 13:51:15,677 INFO L87 Difference]: Start difference. First operand 543 states and 551 transitions. Second operand 16 states. [2018-04-11 13:51:15,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:15,952 INFO L93 Difference]: Finished difference Result 575 states and 584 transitions. [2018-04-11 13:51:15,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 13:51:15,952 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 503 [2018-04-11 13:51:15,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:15,953 INFO L225 Difference]: With dead ends: 575 [2018-04-11 13:51:15,953 INFO L226 Difference]: Without dead ends: 575 [2018-04-11 13:51:15,953 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=251, Invalid=451, Unknown=0, NotChecked=0, Total=702 [2018-04-11 13:51:15,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2018-04-11 13:51:15,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 549. [2018-04-11 13:51:15,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2018-04-11 13:51:15,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 558 transitions. [2018-04-11 13:51:15,958 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 558 transitions. Word has length 503 [2018-04-11 13:51:15,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:15,958 INFO L459 AbstractCegarLoop]: Abstraction has 549 states and 558 transitions. [2018-04-11 13:51:15,958 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 13:51:15,958 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 558 transitions. [2018-04-11 13:51:15,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2018-04-11 13:51:15,960 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:15,960 INFO L355 BasicCegarLoop]: trace histogram [74, 65, 65, 64, 64, 64, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:15,960 INFO L408 AbstractCegarLoop]: === Iteration 39 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:15,960 INFO L82 PathProgramCache]: Analyzing trace with hash -2009362153, now seen corresponding path program 28 times [2018-04-11 13:51:15,961 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:15,982 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:16,583 INFO L134 CoverageAnalysis]: Checked inductivity of 13999 backedges. 3935 proven. 374 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:16,584 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:16,584 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 13:51:16,584 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:16,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:16,584 INFO L182 omatonBuilderFactory]: Interpolants [16928#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 16929#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 16930#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 16931#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 16932#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 16933#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 16934#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 16918#true, 16919#false, 16920#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 16921#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 16922#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 16923#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 16924#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 16925#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 16926#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 16927#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:16,585 INFO L134 CoverageAnalysis]: Checked inductivity of 13999 backedges. 3935 proven. 374 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:16,585 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 13:51:16,585 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 13:51:16,585 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=173, Unknown=0, NotChecked=0, Total=272 [2018-04-11 13:51:16,585 INFO L87 Difference]: Start difference. First operand 549 states and 558 transitions. Second operand 17 states. [2018-04-11 13:51:16,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:16,840 INFO L93 Difference]: Finished difference Result 584 states and 594 transitions. [2018-04-11 13:51:16,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 13:51:16,840 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 509 [2018-04-11 13:51:16,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:16,841 INFO L225 Difference]: With dead ends: 584 [2018-04-11 13:51:16,841 INFO L226 Difference]: Without dead ends: 584 [2018-04-11 13:51:16,842 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=291, Invalid=521, Unknown=0, NotChecked=0, Total=812 [2018-04-11 13:51:16,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2018-04-11 13:51:16,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 555. [2018-04-11 13:51:16,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2018-04-11 13:51:16,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 565 transitions. [2018-04-11 13:51:16,846 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 565 transitions. Word has length 509 [2018-04-11 13:51:16,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:16,846 INFO L459 AbstractCegarLoop]: Abstraction has 555 states and 565 transitions. [2018-04-11 13:51:16,846 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 13:51:16,846 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 565 transitions. [2018-04-11 13:51:16,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2018-04-11 13:51:16,848 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:16,848 INFO L355 BasicCegarLoop]: trace histogram [75, 66, 66, 65, 65, 65, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:16,848 INFO L408 AbstractCegarLoop]: === Iteration 40 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:16,848 INFO L82 PathProgramCache]: Analyzing trace with hash 209630111, now seen corresponding path program 29 times [2018-04-11 13:51:16,849 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:16,874 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:17,620 INFO L134 CoverageAnalysis]: Checked inductivity of 14405 backedges. 4271 proven. 444 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:17,620 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:17,620 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 13:51:17,620 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:17,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:17,621 INFO L182 omatonBuilderFactory]: Interpolants [18112#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18113#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18114#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18115#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18098#true, 18099#false, 18100#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 18101#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 18102#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18103#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 18104#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18105#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18106#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18107#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18108#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18109#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18110#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 18111#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:17,621 INFO L134 CoverageAnalysis]: Checked inductivity of 14405 backedges. 4271 proven. 444 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:17,621 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 13:51:17,621 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 13:51:17,621 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=193, Unknown=0, NotChecked=0, Total=306 [2018-04-11 13:51:17,621 INFO L87 Difference]: Start difference. First operand 555 states and 565 transitions. Second operand 18 states. [2018-04-11 13:51:17,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:17,875 INFO L93 Difference]: Finished difference Result 593 states and 604 transitions. [2018-04-11 13:51:17,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 13:51:17,875 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 515 [2018-04-11 13:51:17,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:17,876 INFO L225 Difference]: With dead ends: 593 [2018-04-11 13:51:17,876 INFO L226 Difference]: Without dead ends: 593 [2018-04-11 13:51:17,877 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=334, Invalid=596, Unknown=0, NotChecked=0, Total=930 [2018-04-11 13:51:17,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2018-04-11 13:51:17,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 561. [2018-04-11 13:51:17,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2018-04-11 13:51:17,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 572 transitions. [2018-04-11 13:51:17,882 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 572 transitions. Word has length 515 [2018-04-11 13:51:17,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:17,882 INFO L459 AbstractCegarLoop]: Abstraction has 561 states and 572 transitions. [2018-04-11 13:51:17,882 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 13:51:17,882 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 572 transitions. [2018-04-11 13:51:17,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2018-04-11 13:51:17,884 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:17,885 INFO L355 BasicCegarLoop]: trace histogram [76, 67, 67, 66, 66, 66, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:17,885 INFO L408 AbstractCegarLoop]: === Iteration 41 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:17,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1062219737, now seen corresponding path program 30 times [2018-04-11 13:51:17,885 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:17,908 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:18,603 INFO L134 CoverageAnalysis]: Checked inductivity of 14817 backedges. 4607 proven. 520 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:18,604 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:18,604 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 13:51:18,604 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:18,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:18,604 INFO L182 omatonBuilderFactory]: Interpolants [19296#true, 19297#false, 19298#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 19299#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 19300#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19301#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 19302#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19303#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19304#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19305#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19306#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19307#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19308#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19309#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19310#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19311#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19312#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19313#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 19314#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:18,605 INFO L134 CoverageAnalysis]: Checked inductivity of 14817 backedges. 4607 proven. 520 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:18,605 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 13:51:18,605 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 13:51:18,605 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=214, Unknown=0, NotChecked=0, Total=342 [2018-04-11 13:51:18,605 INFO L87 Difference]: Start difference. First operand 561 states and 572 transitions. Second operand 19 states. [2018-04-11 13:51:18,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:18,947 INFO L93 Difference]: Finished difference Result 602 states and 614 transitions. [2018-04-11 13:51:18,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 13:51:18,947 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 521 [2018-04-11 13:51:18,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:18,948 INFO L225 Difference]: With dead ends: 602 [2018-04-11 13:51:18,948 INFO L226 Difference]: Without dead ends: 602 [2018-04-11 13:51:18,949 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=380, Invalid=676, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 13:51:18,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2018-04-11 13:51:18,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 567. [2018-04-11 13:51:18,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 567 states. [2018-04-11 13:51:18,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 579 transitions. [2018-04-11 13:51:18,953 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 579 transitions. Word has length 521 [2018-04-11 13:51:18,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:18,953 INFO L459 AbstractCegarLoop]: Abstraction has 567 states and 579 transitions. [2018-04-11 13:51:18,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 13:51:18,954 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 579 transitions. [2018-04-11 13:51:18,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2018-04-11 13:51:18,955 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:18,956 INFO L355 BasicCegarLoop]: trace histogram [77, 68, 68, 67, 67, 67, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:18,956 INFO L408 AbstractCegarLoop]: === Iteration 42 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:18,956 INFO L82 PathProgramCache]: Analyzing trace with hash 350971567, now seen corresponding path program 31 times [2018-04-11 13:51:18,956 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:18,979 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:19,734 INFO L134 CoverageAnalysis]: Checked inductivity of 15235 backedges. 4943 proven. 602 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:19,734 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:19,782 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 13:51:19,782 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:19,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:19,782 INFO L182 omatonBuilderFactory]: Interpolants [20512#true, 20513#false, 20514#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 20515#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 20516#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20517#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 20518#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20519#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20520#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20521#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20522#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20523#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20524#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20525#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20526#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20527#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20528#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20529#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20530#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 20531#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:19,783 INFO L134 CoverageAnalysis]: Checked inductivity of 15235 backedges. 4943 proven. 602 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:19,783 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 13:51:19,783 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 13:51:19,783 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=236, Unknown=0, NotChecked=0, Total=380 [2018-04-11 13:51:19,783 INFO L87 Difference]: Start difference. First operand 567 states and 579 transitions. Second operand 20 states. [2018-04-11 13:51:20,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:20,212 INFO L93 Difference]: Finished difference Result 611 states and 624 transitions. [2018-04-11 13:51:20,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 13:51:20,212 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 527 [2018-04-11 13:51:20,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:20,213 INFO L225 Difference]: With dead ends: 611 [2018-04-11 13:51:20,213 INFO L226 Difference]: Without dead ends: 611 [2018-04-11 13:51:20,214 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=429, Invalid=761, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 13:51:20,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2018-04-11 13:51:20,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 573. [2018-04-11 13:51:20,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 573 states. [2018-04-11 13:51:20,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 586 transitions. [2018-04-11 13:51:20,218 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 586 transitions. Word has length 527 [2018-04-11 13:51:20,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:20,219 INFO L459 AbstractCegarLoop]: Abstraction has 573 states and 586 transitions. [2018-04-11 13:51:20,219 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 13:51:20,219 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 586 transitions. [2018-04-11 13:51:20,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2018-04-11 13:51:20,221 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:20,221 INFO L355 BasicCegarLoop]: trace histogram [78, 69, 69, 68, 68, 68, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:20,221 INFO L408 AbstractCegarLoop]: === Iteration 43 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:20,221 INFO L82 PathProgramCache]: Analyzing trace with hash 300807991, now seen corresponding path program 32 times [2018-04-11 13:51:20,221 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:20,246 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:21,038 INFO L134 CoverageAnalysis]: Checked inductivity of 15659 backedges. 5279 proven. 690 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:21,038 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:21,038 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-11 13:51:21,039 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:21,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:21,039 INFO L182 omatonBuilderFactory]: Interpolants [21760#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21761#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21762#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21763#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21764#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21765#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21766#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21746#true, 21747#false, 21748#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 21749#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 21750#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21751#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 21752#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21753#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21754#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21755#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21756#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21757#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21758#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 21759#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:21,039 INFO L134 CoverageAnalysis]: Checked inductivity of 15659 backedges. 5279 proven. 690 refuted. 0 times theorem prover too weak. 9690 trivial. 0 not checked. [2018-04-11 13:51:21,039 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 13:51:21,040 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 13:51:21,040 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=259, Unknown=0, NotChecked=0, Total=420 [2018-04-11 13:51:21,040 INFO L87 Difference]: Start difference. First operand 573 states and 586 transitions. Second operand 21 states. [2018-04-11 13:51:21,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:21,372 INFO L93 Difference]: Finished difference Result 620 states and 634 transitions. [2018-04-11 13:51:21,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 13:51:21,372 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 533 [2018-04-11 13:51:21,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:21,374 INFO L225 Difference]: With dead ends: 620 [2018-04-11 13:51:21,374 INFO L226 Difference]: Without dead ends: 620 [2018-04-11 13:51:21,374 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=481, Invalid=851, Unknown=0, NotChecked=0, Total=1332 [2018-04-11 13:51:21,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2018-04-11 13:51:21,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 579. [2018-04-11 13:51:21,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 579 states. [2018-04-11 13:51:21,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 593 transitions. [2018-04-11 13:51:21,378 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 593 transitions. Word has length 533 [2018-04-11 13:51:21,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:21,378 INFO L459 AbstractCegarLoop]: Abstraction has 579 states and 593 transitions. [2018-04-11 13:51:21,378 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 13:51:21,378 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 593 transitions. [2018-04-11 13:51:21,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2018-04-11 13:51:21,380 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:21,380 INFO L355 BasicCegarLoop]: trace histogram [79, 70, 70, 69, 69, 69, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:21,380 INFO L408 AbstractCegarLoop]: === Iteration 44 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:21,380 INFO L82 PathProgramCache]: Analyzing trace with hash 1628701119, now seen corresponding path program 33 times [2018-04-11 13:51:21,381 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:21,403 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:22,204 INFO L134 CoverageAnalysis]: Checked inductivity of 16089 backedges. 7381 proven. 1200 refuted. 0 times theorem prover too weak. 7508 trivial. 0 not checked. [2018-04-11 13:51:22,204 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:22,204 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 13:51:22,204 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:22,205 INFO L182 omatonBuilderFactory]: Interpolants [23008#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 23009#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 23010#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 23011#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 7), 23012#(and (<= main_~i~1 7) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 23013#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|) (<= main_~i~1 8)), 23014#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|)) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 8)), 23015#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 23016#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 23017#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 22998#true, 22999#false, 23000#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 23001#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 23002#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 23003#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 23004#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 23005#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 23006#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 23007#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6))] [2018-04-11 13:51:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 16089 backedges. 7381 proven. 1200 refuted. 0 times theorem prover too weak. 7508 trivial. 0 not checked. [2018-04-11 13:51:22,205 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 13:51:22,205 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 13:51:22,206 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2018-04-11 13:51:22,206 INFO L87 Difference]: Start difference. First operand 579 states and 593 transitions. Second operand 20 states. [2018-04-11 13:51:23,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:23,292 INFO L93 Difference]: Finished difference Result 715 states and 737 transitions. [2018-04-11 13:51:23,293 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-04-11 13:51:23,293 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 539 [2018-04-11 13:51:23,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:23,294 INFO L225 Difference]: With dead ends: 715 [2018-04-11 13:51:23,294 INFO L226 Difference]: Without dead ends: 715 [2018-04-11 13:51:23,295 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1241 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1081, Invalid=2825, Unknown=0, NotChecked=0, Total=3906 [2018-04-11 13:51:23,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2018-04-11 13:51:23,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 660. [2018-04-11 13:51:23,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 660 states. [2018-04-11 13:51:23,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 676 transitions. [2018-04-11 13:51:23,299 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 676 transitions. Word has length 539 [2018-04-11 13:51:23,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:23,299 INFO L459 AbstractCegarLoop]: Abstraction has 660 states and 676 transitions. [2018-04-11 13:51:23,299 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 13:51:23,300 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 676 transitions. [2018-04-11 13:51:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2018-04-11 13:51:23,301 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:23,301 INFO L355 BasicCegarLoop]: trace histogram [80, 71, 71, 70, 70, 70, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:23,302 INFO L408 AbstractCegarLoop]: === Iteration 45 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:23,302 INFO L82 PathProgramCache]: Analyzing trace with hash -418963705, now seen corresponding path program 34 times [2018-04-11 13:51:23,302 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:23,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:23,336 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:24,131 INFO L134 CoverageAnalysis]: Checked inductivity of 16525 backedges. 5715 proven. 284 refuted. 0 times theorem prover too weak. 10526 trivial. 0 not checked. [2018-04-11 13:51:24,131 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:24,131 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 13:51:24,132 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:24,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:24,132 INFO L182 omatonBuilderFactory]: Interpolants [24480#false, 24481#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 24482#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|) (= main_~i~1 0)), 24483#(and (= 32 (select |#length| |main_~#mask~0.base|)) (<= main_~i~1 1) (= 0 |main_~#mask~0.offset|)), 24484#(and (<= main_~i~1 2) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 24485#(and (<= main_~i~1 3) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 24486#(and (<= main_~i~1 4) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 24487#(and (= 32 (select |#length| |main_~#mask~0.base|)) (<= main_~i~1 5) (= 0 |main_~#mask~0.offset|)), 24488#(and (<= main_~i~1 6) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 24489#(and (<= main_~i~1 7) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 24490#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|) (<= main_~i~1 8)), 24491#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|) (<= main_~i~1 9)), 24492#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|)) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 9)), 24493#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 24494#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 24495#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 24479#true] [2018-04-11 13:51:24,132 INFO L134 CoverageAnalysis]: Checked inductivity of 16525 backedges. 5715 proven. 284 refuted. 0 times theorem prover too weak. 10526 trivial. 0 not checked. [2018-04-11 13:51:24,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 13:51:24,132 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 13:51:24,133 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2018-04-11 13:51:24,133 INFO L87 Difference]: Start difference. First operand 660 states and 676 transitions. Second operand 17 states. [2018-04-11 13:51:24,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:24,258 INFO L93 Difference]: Finished difference Result 852 states and 878 transitions. [2018-04-11 13:51:24,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-11 13:51:24,258 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 545 [2018-04-11 13:51:24,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:24,260 INFO L225 Difference]: With dead ends: 852 [2018-04-11 13:51:24,260 INFO L226 Difference]: Without dead ends: 852 [2018-04-11 13:51:24,260 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2018-04-11 13:51:24,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 852 states. [2018-04-11 13:51:24,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 852 to 657. [2018-04-11 13:51:24,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2018-04-11 13:51:24,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 673 transitions. [2018-04-11 13:51:24,264 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 673 transitions. Word has length 545 [2018-04-11 13:51:24,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:24,264 INFO L459 AbstractCegarLoop]: Abstraction has 657 states and 673 transitions. [2018-04-11 13:51:24,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 13:51:24,264 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 673 transitions. [2018-04-11 13:51:24,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 612 [2018-04-11 13:51:24,267 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:24,267 INFO L355 BasicCegarLoop]: trace histogram [90, 80, 80, 79, 79, 79, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:24,267 INFO L408 AbstractCegarLoop]: === Iteration 46 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:24,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1064911760, now seen corresponding path program 35 times [2018-04-11 13:51:24,268 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:24,294 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:24,825 INFO L134 CoverageAnalysis]: Checked inductivity of 20992 backedges. 9602 proven. 817 refuted. 0 times theorem prover too weak. 10573 trivial. 0 not checked. [2018-04-11 13:51:24,825 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:24,851 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-11 13:51:24,851 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:24,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:24,851 INFO L182 omatonBuilderFactory]: Interpolants [26016#(<= 3 main_~i~1), 26017#(<= 4 main_~i~1), 26018#(<= 5 main_~i~1), 26019#(<= 6 main_~i~1), 26020#(<= 7 main_~i~1), 26021#(<= 8 main_~i~1), 26022#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 26023#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 26024#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 26025#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 26026#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 26027#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 26028#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 26029#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 26030#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 26031#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 26032#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 7), 26011#true, 26012#false, 26013#(<= 0 main_~i~1), 26014#(<= 1 main_~i~1), 26015#(<= 2 main_~i~1)] [2018-04-11 13:51:24,852 INFO L134 CoverageAnalysis]: Checked inductivity of 20992 backedges. 9602 proven. 817 refuted. 0 times theorem prover too weak. 10573 trivial. 0 not checked. [2018-04-11 13:51:24,852 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 13:51:24,852 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 13:51:24,852 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=340, Unknown=0, NotChecked=0, Total=462 [2018-04-11 13:51:24,852 INFO L87 Difference]: Start difference. First operand 657 states and 673 transitions. Second operand 22 states. [2018-04-11 13:51:25,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:25,142 INFO L93 Difference]: Finished difference Result 679 states and 692 transitions. [2018-04-11 13:51:25,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-11 13:51:25,142 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 611 [2018-04-11 13:51:25,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:25,143 INFO L225 Difference]: With dead ends: 679 [2018-04-11 13:51:25,143 INFO L226 Difference]: Without dead ends: 670 [2018-04-11 13:51:25,144 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=210, Invalid=660, Unknown=0, NotChecked=0, Total=870 [2018-04-11 13:51:25,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2018-04-11 13:51:25,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 651. [2018-04-11 13:51:25,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 651 states. [2018-04-11 13:51:25,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 664 transitions. [2018-04-11 13:51:25,147 INFO L78 Accepts]: Start accepts. Automaton has 651 states and 664 transitions. Word has length 611 [2018-04-11 13:51:25,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:25,148 INFO L459 AbstractCegarLoop]: Abstraction has 651 states and 664 transitions. [2018-04-11 13:51:25,148 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 13:51:25,148 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 664 transitions. [2018-04-11 13:51:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 618 [2018-04-11 13:51:25,150 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:25,150 INFO L355 BasicCegarLoop]: trace histogram [91, 81, 81, 80, 80, 80, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:25,150 INFO L408 AbstractCegarLoop]: === Iteration 47 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:25,150 INFO L82 PathProgramCache]: Analyzing trace with hash 1592809688, now seen corresponding path program 36 times [2018-04-11 13:51:25,150 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:25,181 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:25,796 INFO L134 CoverageAnalysis]: Checked inductivity of 21490 backedges. 10633 proven. 290 refuted. 0 times theorem prover too weak. 10567 trivial. 0 not checked. [2018-04-11 13:51:25,796 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:25,796 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-11 13:51:25,796 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:25,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:25,797 INFO L182 omatonBuilderFactory]: Interpolants [27392#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 27393#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 27394#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 27395#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 27396#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 27397#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 27398#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 27399#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 27400#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 27401#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 27402#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 8), 27379#true, 27380#false, 27381#(<= 0 main_~i~1), 27382#(<= 1 main_~i~1), 27383#(<= 2 main_~i~1), 27384#(<= 3 main_~i~1), 27385#(<= 4 main_~i~1), 27386#(<= 5 main_~i~1), 27387#(<= 6 main_~i~1), 27388#(<= 7 main_~i~1), 27389#(<= 8 main_~i~1), 27390#(<= 9 main_~i~1), 27391#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size))] [2018-04-11 13:51:25,797 INFO L134 CoverageAnalysis]: Checked inductivity of 21490 backedges. 10633 proven. 290 refuted. 0 times theorem prover too weak. 10567 trivial. 0 not checked. [2018-04-11 13:51:25,797 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 13:51:25,797 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 13:51:25,797 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2018-04-11 13:51:25,798 INFO L87 Difference]: Start difference. First operand 651 states and 664 transitions. Second operand 24 states. [2018-04-11 13:51:26,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:26,113 INFO L93 Difference]: Finished difference Result 682 states and 694 transitions. [2018-04-11 13:51:26,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-11 13:51:26,113 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 617 [2018-04-11 13:51:26,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:26,114 INFO L225 Difference]: With dead ends: 682 [2018-04-11 13:51:26,114 INFO L226 Difference]: Without dead ends: 676 [2018-04-11 13:51:26,115 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=253, Invalid=803, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 13:51:26,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2018-04-11 13:51:26,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 657. [2018-04-11 13:51:26,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2018-04-11 13:51:26,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 669 transitions. [2018-04-11 13:51:26,118 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 669 transitions. Word has length 617 [2018-04-11 13:51:26,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:26,118 INFO L459 AbstractCegarLoop]: Abstraction has 657 states and 669 transitions. [2018-04-11 13:51:26,119 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 13:51:26,119 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 669 transitions. [2018-04-11 13:51:26,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2018-04-11 13:51:26,121 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:26,121 INFO L355 BasicCegarLoop]: trace histogram [92, 82, 82, 81, 81, 81, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:26,121 INFO L408 AbstractCegarLoop]: === Iteration 48 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:26,121 INFO L82 PathProgramCache]: Analyzing trace with hash 2021785440, now seen corresponding path program 37 times [2018-04-11 13:51:26,121 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:26,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:26,146 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:26,952 INFO L134 CoverageAnalysis]: Checked inductivity of 21994 backedges. 7587 proven. 357 refuted. 0 times theorem prover too weak. 14050 trivial. 0 not checked. [2018-04-11 13:51:26,952 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:26,952 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-11 13:51:26,952 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:26,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:26,953 INFO L182 omatonBuilderFactory]: Interpolants [28760#true, 28761#false, 28762#(= main_~i~1 0), 28763#(<= main_~i~1 1), 28764#(<= main_~i~1 2), 28765#(<= main_~i~1 3), 28766#(<= main_~i~1 4), 28767#(<= main_~i~1 5), 28768#(<= main_~i~1 6), 28769#(<= main_~i~1 7), 28770#(<= main_~i~1 8), 28771#(<= main_~i~1 9), 28772#(<= main_~i~1 10), 28773#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 10), 28774#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10), 28775#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10)), 28776#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9)), 28777#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 28778#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 28779#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 28780#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 28781#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 28782#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 28783#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 28784#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 28785#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 28786#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 28787#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 28788#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 28789#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 28790#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 28791#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0)] [2018-04-11 13:51:26,953 INFO L134 CoverageAnalysis]: Checked inductivity of 21994 backedges. 7587 proven. 357 refuted. 0 times theorem prover too weak. 14050 trivial. 0 not checked. [2018-04-11 13:51:26,953 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-11 13:51:26,953 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-11 13:51:26,954 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=740, Unknown=0, NotChecked=0, Total=992 [2018-04-11 13:51:26,954 INFO L87 Difference]: Start difference. First operand 657 states and 669 transitions. Second operand 32 states. [2018-04-11 13:51:27,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:27,362 INFO L93 Difference]: Finished difference Result 749 states and 762 transitions. [2018-04-11 13:51:27,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-11 13:51:27,363 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 623 [2018-04-11 13:51:27,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:27,364 INFO L225 Difference]: With dead ends: 749 [2018-04-11 13:51:27,364 INFO L226 Difference]: Without dead ends: 749 [2018-04-11 13:51:27,365 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=473, Invalid=1507, Unknown=0, NotChecked=0, Total=1980 [2018-04-11 13:51:27,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2018-04-11 13:51:27,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 747. [2018-04-11 13:51:27,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 747 states. [2018-04-11 13:51:27,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 760 transitions. [2018-04-11 13:51:27,370 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 760 transitions. Word has length 623 [2018-04-11 13:51:27,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:27,370 INFO L459 AbstractCegarLoop]: Abstraction has 747 states and 760 transitions. [2018-04-11 13:51:27,370 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-11 13:51:27,370 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 760 transitions. [2018-04-11 13:51:27,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 702 [2018-04-11 13:51:27,373 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:27,373 INFO L355 BasicCegarLoop]: trace histogram [104, 93, 93, 92, 92, 92, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:27,373 INFO L408 AbstractCegarLoop]: === Iteration 49 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:27,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1605076985, now seen corresponding path program 38 times [2018-04-11 13:51:27,374 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:27,402 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:28,267 INFO L134 CoverageAnalysis]: Checked inductivity of 28245 backedges. 16198 proven. 1218 refuted. 0 times theorem prover too weak. 10829 trivial. 0 not checked. [2018-04-11 13:51:28,267 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:28,267 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-11 13:51:28,267 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:28,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:28,267 INFO L182 omatonBuilderFactory]: Interpolants [30336#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 30337#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 30338#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 30339#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 30340#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 30341#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 30342#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11)), 30343#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 9), 30314#true, 30315#false, 30316#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 30317#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 30318#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 30319#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 30320#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 30321#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 30322#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 30323#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 30324#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 30325#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 30326#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 30327#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 30328#(<= 9 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 30329#(<= 9 main_~i~1), 30330#(<= 10 main_~i~1), 30331#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 30332#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 30333#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 30334#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 30335#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4))] [2018-04-11 13:51:28,268 INFO L134 CoverageAnalysis]: Checked inductivity of 28245 backedges. 16198 proven. 1218 refuted. 0 times theorem prover too weak. 10829 trivial. 0 not checked. [2018-04-11 13:51:28,268 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-11 13:51:28,268 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-11 13:51:28,269 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=691, Unknown=0, NotChecked=0, Total=870 [2018-04-11 13:51:28,269 INFO L87 Difference]: Start difference. First operand 747 states and 760 transitions. Second operand 30 states. [2018-04-11 13:51:28,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:28,906 INFO L93 Difference]: Finished difference Result 771 states and 782 transitions. [2018-04-11 13:51:28,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-11 13:51:28,906 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 701 [2018-04-11 13:51:28,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:28,908 INFO L225 Difference]: With dead ends: 771 [2018-04-11 13:51:28,908 INFO L226 Difference]: Without dead ends: 765 [2018-04-11 13:51:28,909 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 877 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=768, Invalid=3264, Unknown=0, NotChecked=0, Total=4032 [2018-04-11 13:51:28,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2018-04-11 13:51:28,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 747. [2018-04-11 13:51:28,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 747 states. [2018-04-11 13:51:28,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 758 transitions. [2018-04-11 13:51:28,913 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 758 transitions. Word has length 701 [2018-04-11 13:51:28,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:28,913 INFO L459 AbstractCegarLoop]: Abstraction has 747 states and 758 transitions. [2018-04-11 13:51:28,913 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-11 13:51:28,913 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 758 transitions. [2018-04-11 13:51:28,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 708 [2018-04-11 13:51:28,916 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:28,916 INFO L355 BasicCegarLoop]: trace histogram [105, 94, 94, 93, 93, 93, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:28,916 INFO L408 AbstractCegarLoop]: === Iteration 50 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:28,916 INFO L82 PathProgramCache]: Analyzing trace with hash -678719039, now seen corresponding path program 39 times [2018-04-11 13:51:28,916 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:28,946 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:29,855 INFO L134 CoverageAnalysis]: Checked inductivity of 28823 backedges. 8822 proven. 421 refuted. 0 times theorem prover too weak. 19580 trivial. 0 not checked. [2018-04-11 13:51:29,855 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:29,873 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-11 13:51:29,873 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:29,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:29,873 INFO L182 omatonBuilderFactory]: Interpolants [31936#(<= main_~i~1 3), 31937#(<= main_~i~1 4), 31938#(<= main_~i~1 5), 31939#(<= main_~i~1 6), 31940#(<= main_~i~1 7), 31941#(<= main_~i~1 8), 31942#(<= main_~i~1 9), 31943#(<= main_~i~1 10), 31944#(<= main_~i~1 11), 31945#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 11), 31946#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11), 31947#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11)), 31948#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10)), 31949#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9)), 31950#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 31951#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 31952#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 31953#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 31954#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 31955#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 31956#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 31957#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 31958#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 31959#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 31960#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 31961#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 31962#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 31963#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 31931#true, 31932#false, 31933#(= main_~i~1 0), 31934#(<= main_~i~1 1), 31935#(<= main_~i~1 2)] [2018-04-11 13:51:29,874 INFO L134 CoverageAnalysis]: Checked inductivity of 28823 backedges. 8822 proven. 421 refuted. 0 times theorem prover too weak. 19580 trivial. 0 not checked. [2018-04-11 13:51:29,874 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-11 13:51:29,874 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-11 13:51:29,874 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=265, Invalid=791, Unknown=0, NotChecked=0, Total=1056 [2018-04-11 13:51:29,874 INFO L87 Difference]: Start difference. First operand 747 states and 758 transitions. Second operand 33 states. [2018-04-11 13:51:30,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:30,284 INFO L93 Difference]: Finished difference Result 839 states and 851 transitions. [2018-04-11 13:51:30,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-11 13:51:30,284 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 707 [2018-04-11 13:51:30,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:30,286 INFO L225 Difference]: With dead ends: 839 [2018-04-11 13:51:30,286 INFO L226 Difference]: Without dead ends: 839 [2018-04-11 13:51:30,286 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=517, Invalid=1645, Unknown=0, NotChecked=0, Total=2162 [2018-04-11 13:51:30,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2018-04-11 13:51:30,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 837. [2018-04-11 13:51:30,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 837 states. [2018-04-11 13:51:30,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 837 states and 849 transitions. [2018-04-11 13:51:30,290 INFO L78 Accepts]: Start accepts. Automaton has 837 states and 849 transitions. Word has length 707 [2018-04-11 13:51:30,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:30,291 INFO L459 AbstractCegarLoop]: Abstraction has 837 states and 849 transitions. [2018-04-11 13:51:30,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-11 13:51:30,291 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 849 transitions. [2018-04-11 13:51:30,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 792 [2018-04-11 13:51:30,294 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:30,294 INFO L355 BasicCegarLoop]: trace histogram [118, 106, 106, 105, 105, 105, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:30,294 INFO L408 AbstractCegarLoop]: === Iteration 51 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:30,294 INFO L82 PathProgramCache]: Analyzing trace with hash 387817890, now seen corresponding path program 40 times [2018-04-11 13:51:30,295 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:30,325 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:31,458 INFO L134 CoverageAnalysis]: Checked inductivity of 36576 backedges. 18862 proven. 2197 refuted. 0 times theorem prover too weak. 15517 trivial. 0 not checked. [2018-04-11 13:51:31,459 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:31,459 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-11 13:51:31,459 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:31,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:31,459 INFO L182 omatonBuilderFactory]: Interpolants [33668#true, 33669#false, 33670#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 33671#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 33672#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 33673#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 33674#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 33675#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 33676#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 33677#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 33678#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 33679#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 33680#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 33681#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 33682#(<= 9 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 33683#(<= 9 main_~i~1), 33684#(<= 10 main_~i~1), 33685#(<= 11 main_~i~1), 33686#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 33687#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 33688#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 33689#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 33690#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 33691#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 33692#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 33693#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 33694#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 33695#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 33696#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 33697#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11)), 33698#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12)), 33699#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 10)] [2018-04-11 13:51:31,460 INFO L134 CoverageAnalysis]: Checked inductivity of 36576 backedges. 18862 proven. 2197 refuted. 0 times theorem prover too weak. 15517 trivial. 0 not checked. [2018-04-11 13:51:31,460 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-11 13:51:31,460 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-11 13:51:31,461 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=795, Unknown=0, NotChecked=0, Total=992 [2018-04-11 13:51:31,461 INFO L87 Difference]: Start difference. First operand 837 states and 849 transitions. Second operand 32 states. [2018-04-11 13:51:32,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:32,294 INFO L93 Difference]: Finished difference Result 861 states and 871 transitions. [2018-04-11 13:51:32,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-11 13:51:32,294 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 791 [2018-04-11 13:51:32,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:32,296 INFO L225 Difference]: With dead ends: 861 [2018-04-11 13:51:32,296 INFO L226 Difference]: Without dead ends: 855 [2018-04-11 13:51:32,297 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1021 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=859, Invalid=3697, Unknown=0, NotChecked=0, Total=4556 [2018-04-11 13:51:32,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2018-04-11 13:51:32,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 837. [2018-04-11 13:51:32,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 837 states. [2018-04-11 13:51:32,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 837 states and 847 transitions. [2018-04-11 13:51:32,302 INFO L78 Accepts]: Start accepts. Automaton has 837 states and 847 transitions. Word has length 791 [2018-04-11 13:51:32,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:32,302 INFO L459 AbstractCegarLoop]: Abstraction has 837 states and 847 transitions. [2018-04-11 13:51:32,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-11 13:51:32,302 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 847 transitions. [2018-04-11 13:51:32,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 798 [2018-04-11 13:51:32,305 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:32,305 INFO L355 BasicCegarLoop]: trace histogram [119, 107, 107, 106, 106, 106, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:32,306 INFO L408 AbstractCegarLoop]: === Iteration 52 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:32,306 INFO L82 PathProgramCache]: Analyzing trace with hash 423889066, now seen corresponding path program 41 times [2018-04-11 13:51:32,306 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:32,349 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:33,470 INFO L134 CoverageAnalysis]: Checked inductivity of 37234 backedges. 10157 proven. 491 refuted. 0 times theorem prover too weak. 26586 trivial. 0 not checked. [2018-04-11 13:51:33,470 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:33,470 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-11 13:51:33,470 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:33,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:33,471 INFO L182 omatonBuilderFactory]: Interpolants [35471#true, 35472#false, 35473#(= main_~i~1 0), 35474#(<= main_~i~1 1), 35475#(<= main_~i~1 2), 35476#(<= main_~i~1 3), 35477#(<= main_~i~1 4), 35478#(<= main_~i~1 5), 35479#(<= main_~i~1 6), 35480#(<= main_~i~1 7), 35481#(<= main_~i~1 8), 35482#(<= main_~i~1 9), 35483#(<= main_~i~1 10), 35484#(<= main_~i~1 11), 35485#(<= main_~i~1 12), 35486#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 12), 35487#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12), 35488#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12)), 35489#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11)), 35490#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10)), 35491#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9)), 35492#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 35493#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 35494#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 35495#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 35496#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 35497#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 35498#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 35499#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 35500#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 35501#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 35502#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 35503#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 35504#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0)] [2018-04-11 13:51:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 37234 backedges. 10157 proven. 491 refuted. 0 times theorem prover too weak. 26586 trivial. 0 not checked. [2018-04-11 13:51:33,471 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-11 13:51:33,471 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-11 13:51:33,472 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=279, Invalid=843, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 13:51:33,472 INFO L87 Difference]: Start difference. First operand 837 states and 847 transitions. Second operand 34 states. [2018-04-11 13:51:33,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:33,998 INFO L93 Difference]: Finished difference Result 935 states and 946 transitions. [2018-04-11 13:51:33,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-11 13:51:33,998 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 797 [2018-04-11 13:51:33,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:34,000 INFO L225 Difference]: With dead ends: 935 [2018-04-11 13:51:34,000 INFO L226 Difference]: Without dead ends: 935 [2018-04-11 13:51:34,000 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=564, Invalid=1788, Unknown=0, NotChecked=0, Total=2352 [2018-04-11 13:51:34,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2018-04-11 13:51:34,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 933. [2018-04-11 13:51:34,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 933 states. [2018-04-11 13:51:34,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 944 transitions. [2018-04-11 13:51:34,005 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 944 transitions. Word has length 797 [2018-04-11 13:51:34,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:34,005 INFO L459 AbstractCegarLoop]: Abstraction has 933 states and 944 transitions. [2018-04-11 13:51:34,005 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-11 13:51:34,006 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 944 transitions. [2018-04-11 13:51:34,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 888 [2018-04-11 13:51:34,009 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:34,010 INFO L355 BasicCegarLoop]: trace histogram [133, 120, 120, 119, 119, 119, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:34,010 INFO L408 AbstractCegarLoop]: === Iteration 53 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:34,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1555789395, now seen corresponding path program 42 times [2018-04-11 13:51:34,010 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:34,044 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:35,485 INFO L134 CoverageAnalysis]: Checked inductivity of 46723 backedges. 21860 proven. 3250 refuted. 0 times theorem prover too weak. 21613 trivial. 0 not checked. [2018-04-11 13:51:35,486 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:35,486 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-11 13:51:35,486 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:35,486 INFO L182 omatonBuilderFactory]: Interpolants [37403#true, 37404#false, 37405#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 37406#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 37407#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 37408#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 37409#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 37410#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 37411#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 37412#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 37413#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 37414#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 37415#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 37416#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 37417#(<= 9 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 37418#(<= 9 main_~i~1), 37419#(<= 10 main_~i~1), 37420#(<= 11 main_~i~1), 37421#(<= 12 main_~i~1), 37422#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 37423#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 37424#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 37425#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 37426#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 37427#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 37428#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 37429#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 37430#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 37431#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 37432#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 37433#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11)), 37434#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12)), 37435#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13)), 37436#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 11)] [2018-04-11 13:51:35,487 INFO L134 CoverageAnalysis]: Checked inductivity of 46723 backedges. 21860 proven. 3250 refuted. 0 times theorem prover too weak. 21613 trivial. 0 not checked. [2018-04-11 13:51:35,487 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-11 13:51:35,487 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-11 13:51:35,487 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=905, Unknown=0, NotChecked=0, Total=1122 [2018-04-11 13:51:35,487 INFO L87 Difference]: Start difference. First operand 933 states and 944 transitions. Second operand 34 states. [2018-04-11 13:51:36,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:36,373 INFO L93 Difference]: Finished difference Result 957 states and 966 transitions. [2018-04-11 13:51:36,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-11 13:51:36,373 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 887 [2018-04-11 13:51:36,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:36,375 INFO L225 Difference]: With dead ends: 957 [2018-04-11 13:51:36,375 INFO L226 Difference]: Without dead ends: 951 [2018-04-11 13:51:36,375 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1176 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=957, Invalid=4155, Unknown=0, NotChecked=0, Total=5112 [2018-04-11 13:51:36,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 951 states. [2018-04-11 13:51:36,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 951 to 933. [2018-04-11 13:51:36,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 933 states. [2018-04-11 13:51:36,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 942 transitions. [2018-04-11 13:51:36,380 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 942 transitions. Word has length 887 [2018-04-11 13:51:36,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:36,380 INFO L459 AbstractCegarLoop]: Abstraction has 933 states and 942 transitions. [2018-04-11 13:51:36,380 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-11 13:51:36,381 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 942 transitions. [2018-04-11 13:51:36,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 894 [2018-04-11 13:51:36,384 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:36,385 INFO L355 BasicCegarLoop]: trace histogram [134, 121, 121, 120, 120, 120, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:36,385 INFO L408 AbstractCegarLoop]: === Iteration 54 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:36,385 INFO L82 PathProgramCache]: Analyzing trace with hash 828495003, now seen corresponding path program 43 times [2018-04-11 13:51:36,385 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:36,422 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:37,776 INFO L134 CoverageAnalysis]: Checked inductivity of 47467 backedges. 11592 proven. 567 refuted. 0 times theorem prover too weak. 35308 trivial. 0 not checked. [2018-04-11 13:51:37,776 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:37,776 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-11 13:51:37,776 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:37,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:37,777 INFO L182 omatonBuilderFactory]: Interpolants [39424#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11)), 39425#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10)), 39426#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9)), 39427#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 39428#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 39429#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 39430#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 39431#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 39432#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 39433#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 39434#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 39435#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 39436#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 39437#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 39438#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 39404#true, 39405#false, 39406#(= main_~i~1 0), 39407#(<= main_~i~1 1), 39408#(<= main_~i~1 2), 39409#(<= main_~i~1 3), 39410#(<= main_~i~1 4), 39411#(<= main_~i~1 5), 39412#(<= main_~i~1 6), 39413#(<= main_~i~1 7), 39414#(<= main_~i~1 8), 39415#(<= main_~i~1 9), 39416#(<= main_~i~1 10), 39417#(<= main_~i~1 11), 39418#(<= main_~i~1 12), 39419#(<= main_~i~1 13), 39420#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 13), 39421#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13), 39422#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13)), 39423#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12))] [2018-04-11 13:51:37,777 INFO L134 CoverageAnalysis]: Checked inductivity of 47467 backedges. 11592 proven. 567 refuted. 0 times theorem prover too weak. 35308 trivial. 0 not checked. [2018-04-11 13:51:37,777 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-11 13:51:37,778 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-11 13:51:37,778 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=294, Invalid=896, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 13:51:37,778 INFO L87 Difference]: Start difference. First operand 933 states and 942 transitions. Second operand 35 states. [2018-04-11 13:51:38,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:38,392 INFO L93 Difference]: Finished difference Result 1037 states and 1047 transitions. [2018-04-11 13:51:38,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-11 13:51:38,392 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 893 [2018-04-11 13:51:38,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:38,394 INFO L225 Difference]: With dead ends: 1037 [2018-04-11 13:51:38,394 INFO L226 Difference]: Without dead ends: 1037 [2018-04-11 13:51:38,394 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 379 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=614, Invalid=1936, Unknown=0, NotChecked=0, Total=2550 [2018-04-11 13:51:38,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1037 states. [2018-04-11 13:51:38,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1037 to 1035. [2018-04-11 13:51:38,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1035 states. [2018-04-11 13:51:38,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 1035 states and 1045 transitions. [2018-04-11 13:51:38,399 INFO L78 Accepts]: Start accepts. Automaton has 1035 states and 1045 transitions. Word has length 893 [2018-04-11 13:51:38,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:38,399 INFO L459 AbstractCegarLoop]: Abstraction has 1035 states and 1045 transitions. [2018-04-11 13:51:38,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-11 13:51:38,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1045 transitions. [2018-04-11 13:51:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 990 [2018-04-11 13:51:38,404 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:38,404 INFO L355 BasicCegarLoop]: trace histogram [149, 135, 135, 134, 134, 134, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:38,404 INFO L408 AbstractCegarLoop]: === Iteration 55 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:38,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1597215884, now seen corresponding path program 44 times [2018-04-11 13:51:38,405 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:38,448 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:40,203 INFO L134 CoverageAnalysis]: Checked inductivity of 58944 backedges. 25210 proven. 4377 refuted. 0 times theorem prover too weak. 29357 trivial. 0 not checked. [2018-04-11 13:51:40,204 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:40,225 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-11 13:51:40,225 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:40,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:40,225 INFO L182 omatonBuilderFactory]: Interpolants [41543#true, 41544#false, 41545#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 41546#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 41547#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 41548#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 41549#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 41550#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 41551#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 41552#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 41553#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 41554#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 41555#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 41556#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 41557#(<= 9 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 41558#(<= 9 main_~i~1), 41559#(<= 10 main_~i~1), 41560#(<= 11 main_~i~1), 41561#(<= 12 main_~i~1), 41562#(<= 13 main_~i~1), 41563#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 41564#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 41565#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 41566#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 41567#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 41568#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 41569#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 41570#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 41571#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 41572#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 41573#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 41574#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11)), 41575#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12)), 41576#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13)), 41577#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14)), 41578#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 12)] [2018-04-11 13:51:40,227 INFO L134 CoverageAnalysis]: Checked inductivity of 58944 backedges. 25210 proven. 4377 refuted. 0 times theorem prover too weak. 29357 trivial. 0 not checked. [2018-04-11 13:51:40,227 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-11 13:51:40,227 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-11 13:51:40,227 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=1021, Unknown=0, NotChecked=0, Total=1260 [2018-04-11 13:51:40,227 INFO L87 Difference]: Start difference. First operand 1035 states and 1045 transitions. Second operand 36 states. [2018-04-11 13:51:41,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:41,159 INFO L93 Difference]: Finished difference Result 1059 states and 1067 transitions. [2018-04-11 13:51:41,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-11 13:51:41,159 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 989 [2018-04-11 13:51:41,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:41,161 INFO L225 Difference]: With dead ends: 1059 [2018-04-11 13:51:41,161 INFO L226 Difference]: Without dead ends: 1053 [2018-04-11 13:51:41,161 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1342 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=1062, Invalid=4638, Unknown=0, NotChecked=0, Total=5700 [2018-04-11 13:51:41,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1053 states. [2018-04-11 13:51:41,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1053 to 1035. [2018-04-11 13:51:41,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1035 states. [2018-04-11 13:51:41,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 1035 states and 1043 transitions. [2018-04-11 13:51:41,166 INFO L78 Accepts]: Start accepts. Automaton has 1035 states and 1043 transitions. Word has length 989 [2018-04-11 13:51:41,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:41,167 INFO L459 AbstractCegarLoop]: Abstraction has 1035 states and 1043 transitions. [2018-04-11 13:51:41,167 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-11 13:51:41,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1043 transitions. [2018-04-11 13:51:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 996 [2018-04-11 13:51:41,171 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:41,171 INFO L355 BasicCegarLoop]: trace histogram [150, 136, 136, 135, 135, 135, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:41,171 INFO L408 AbstractCegarLoop]: === Iteration 56 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:41,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1007592468, now seen corresponding path program 45 times [2018-04-11 13:51:41,172 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:41,211 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:42,910 INFO L134 CoverageAnalysis]: Checked inductivity of 59780 backedges. 12390 proven. 784 refuted. 0 times theorem prover too weak. 46606 trivial. 0 not checked. [2018-04-11 13:51:42,910 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:42,910 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-11 13:51:42,911 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:42,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:42,911 INFO L182 omatonBuilderFactory]: Interpolants [43754#true, 43755#false, 43756#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 43757#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 43758#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43759#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 43760#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43761#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43762#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43763#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43764#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43765#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43766#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43767#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43768#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43769#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43770#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43771#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43772#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43773#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43774#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 43775#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:42,912 INFO L134 CoverageAnalysis]: Checked inductivity of 59780 backedges. 12390 proven. 784 refuted. 0 times theorem prover too weak. 46606 trivial. 0 not checked. [2018-04-11 13:51:42,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 13:51:42,912 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 13:51:42,912 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=283, Unknown=0, NotChecked=0, Total=462 [2018-04-11 13:51:42,912 INFO L87 Difference]: Start difference. First operand 1035 states and 1043 transitions. Second operand 22 states. [2018-04-11 13:51:43,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:43,287 INFO L93 Difference]: Finished difference Result 1067 states and 1076 transitions. [2018-04-11 13:51:43,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 13:51:43,287 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 995 [2018-04-11 13:51:43,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:43,289 INFO L225 Difference]: With dead ends: 1067 [2018-04-11 13:51:43,289 INFO L226 Difference]: Without dead ends: 1067 [2018-04-11 13:51:43,289 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=536, Invalid=946, Unknown=0, NotChecked=0, Total=1482 [2018-04-11 13:51:43,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1067 states. [2018-04-11 13:51:43,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1067 to 1041. [2018-04-11 13:51:43,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1041 states. [2018-04-11 13:51:43,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1050 transitions. [2018-04-11 13:51:43,295 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1050 transitions. Word has length 995 [2018-04-11 13:51:43,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:43,295 INFO L459 AbstractCegarLoop]: Abstraction has 1041 states and 1050 transitions. [2018-04-11 13:51:43,295 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 13:51:43,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1050 transitions. [2018-04-11 13:51:43,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1002 [2018-04-11 13:51:43,300 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:43,300 INFO L355 BasicCegarLoop]: trace histogram [151, 137, 137, 136, 136, 136, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:43,300 INFO L408 AbstractCegarLoop]: === Iteration 57 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:43,300 INFO L82 PathProgramCache]: Analyzing trace with hash -842738468, now seen corresponding path program 46 times [2018-04-11 13:51:43,300 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:43,343 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:45,121 INFO L134 CoverageAnalysis]: Checked inductivity of 60622 backedges. 13132 proven. 884 refuted. 0 times theorem prover too weak. 46606 trivial. 0 not checked. [2018-04-11 13:51:45,121 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:45,121 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-11 13:51:45,121 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:45,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:45,122 INFO L182 omatonBuilderFactory]: Interpolants [45920#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 45921#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 45922#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45923#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 45924#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45925#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45926#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45927#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45928#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45929#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45930#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45931#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45932#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45933#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45934#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45935#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45936#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45937#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45938#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45939#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45940#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17) (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 45918#true, 45919#false] [2018-04-11 13:51:45,122 INFO L134 CoverageAnalysis]: Checked inductivity of 60622 backedges. 13132 proven. 884 refuted. 0 times theorem prover too weak. 46606 trivial. 0 not checked. [2018-04-11 13:51:45,123 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 13:51:45,123 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 13:51:45,123 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=308, Unknown=0, NotChecked=0, Total=506 [2018-04-11 13:51:45,123 INFO L87 Difference]: Start difference. First operand 1041 states and 1050 transitions. Second operand 23 states. [2018-04-11 13:51:45,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:45,517 INFO L93 Difference]: Finished difference Result 1076 states and 1086 transitions. [2018-04-11 13:51:45,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 13:51:45,518 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 1001 [2018-04-11 13:51:45,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:45,519 INFO L225 Difference]: With dead ends: 1076 [2018-04-11 13:51:45,520 INFO L226 Difference]: Without dead ends: 1076 [2018-04-11 13:51:45,520 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=594, Invalid=1046, Unknown=0, NotChecked=0, Total=1640 [2018-04-11 13:51:45,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1076 states. [2018-04-11 13:51:45,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1076 to 1047. [2018-04-11 13:51:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1047 states. [2018-04-11 13:51:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1057 transitions. [2018-04-11 13:51:45,525 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1057 transitions. Word has length 1001 [2018-04-11 13:51:45,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:45,525 INFO L459 AbstractCegarLoop]: Abstraction has 1047 states and 1057 transitions. [2018-04-11 13:51:45,525 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 13:51:45,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1057 transitions. [2018-04-11 13:51:45,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1008 [2018-04-11 13:51:45,530 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:45,530 INFO L355 BasicCegarLoop]: trace histogram [152, 138, 138, 137, 137, 137, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:45,530 INFO L408 AbstractCegarLoop]: === Iteration 58 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:45,530 INFO L82 PathProgramCache]: Analyzing trace with hash 1039486884, now seen corresponding path program 47 times [2018-04-11 13:51:45,530 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:45,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:45,569 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:47,397 INFO L134 CoverageAnalysis]: Checked inductivity of 61470 backedges. 13874 proven. 990 refuted. 0 times theorem prover too weak. 46606 trivial. 0 not checked. [2018-04-11 13:51:47,397 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:47,397 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-11 13:51:47,397 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:47,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:47,397 INFO L182 omatonBuilderFactory]: Interpolants [48100#true, 48101#false, 48102#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 48103#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 48104#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48105#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 48106#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48107#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48108#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48109#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48110#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48111#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48112#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48113#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48114#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48115#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48116#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48117#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48118#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48119#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48120#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48121#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48122#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 48123#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 61470 backedges. 13874 proven. 990 refuted. 0 times theorem prover too weak. 46606 trivial. 0 not checked. [2018-04-11 13:51:47,398 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 13:51:47,399 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 13:51:47,399 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=334, Unknown=0, NotChecked=0, Total=552 [2018-04-11 13:51:47,399 INFO L87 Difference]: Start difference. First operand 1047 states and 1057 transitions. Second operand 24 states. [2018-04-11 13:51:47,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:47,851 INFO L93 Difference]: Finished difference Result 1085 states and 1096 transitions. [2018-04-11 13:51:47,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 13:51:47,851 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 1007 [2018-04-11 13:51:47,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:47,853 INFO L225 Difference]: With dead ends: 1085 [2018-04-11 13:51:47,853 INFO L226 Difference]: Without dead ends: 1085 [2018-04-11 13:51:47,854 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=655, Invalid=1151, Unknown=0, NotChecked=0, Total=1806 [2018-04-11 13:51:47,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2018-04-11 13:51:47,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 1053. [2018-04-11 13:51:47,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1053 states. [2018-04-11 13:51:47,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 1064 transitions. [2018-04-11 13:51:47,859 INFO L78 Accepts]: Start accepts. Automaton has 1053 states and 1064 transitions. Word has length 1007 [2018-04-11 13:51:47,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:47,859 INFO L459 AbstractCegarLoop]: Abstraction has 1053 states and 1064 transitions. [2018-04-11 13:51:47,859 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 13:51:47,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1064 transitions. [2018-04-11 13:51:47,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1014 [2018-04-11 13:51:47,864 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:47,864 INFO L355 BasicCegarLoop]: trace histogram [153, 139, 139, 138, 138, 138, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:47,864 INFO L408 AbstractCegarLoop]: === Iteration 59 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:47,865 INFO L82 PathProgramCache]: Analyzing trace with hash -700410772, now seen corresponding path program 48 times [2018-04-11 13:51:47,865 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:47,907 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:49,858 INFO L134 CoverageAnalysis]: Checked inductivity of 62324 backedges. 14616 proven. 1102 refuted. 0 times theorem prover too weak. 46606 trivial. 0 not checked. [2018-04-11 13:51:49,858 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:49,858 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-11 13:51:49,859 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:49,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:49,859 INFO L182 omatonBuilderFactory]: Interpolants [50304#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50305#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 50306#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50307#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50308#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50309#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50310#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50311#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50312#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50313#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50314#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50315#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50316#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50317#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50318#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50319#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50320#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50321#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50322#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50323#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50324#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 50300#true, 50301#false, 50302#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 50303#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|)))] [2018-04-11 13:51:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 62324 backedges. 14616 proven. 1102 refuted. 0 times theorem prover too weak. 46606 trivial. 0 not checked. [2018-04-11 13:51:49,860 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-11 13:51:49,860 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-11 13:51:49,860 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=361, Unknown=0, NotChecked=0, Total=600 [2018-04-11 13:51:49,860 INFO L87 Difference]: Start difference. First operand 1053 states and 1064 transitions. Second operand 25 states. [2018-04-11 13:51:50,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:50,319 INFO L93 Difference]: Finished difference Result 1094 states and 1106 transitions. [2018-04-11 13:51:50,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 13:51:50,349 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 1013 [2018-04-11 13:51:50,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:50,352 INFO L225 Difference]: With dead ends: 1094 [2018-04-11 13:51:50,352 INFO L226 Difference]: Without dead ends: 1094 [2018-04-11 13:51:50,352 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=719, Invalid=1261, Unknown=0, NotChecked=0, Total=1980 [2018-04-11 13:51:50,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1094 states. [2018-04-11 13:51:50,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1094 to 1059. [2018-04-11 13:51:50,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1059 states. [2018-04-11 13:51:50,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1071 transitions. [2018-04-11 13:51:50,357 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1071 transitions. Word has length 1013 [2018-04-11 13:51:50,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:50,358 INFO L459 AbstractCegarLoop]: Abstraction has 1059 states and 1071 transitions. [2018-04-11 13:51:50,358 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-11 13:51:50,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1071 transitions. [2018-04-11 13:51:50,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1020 [2018-04-11 13:51:50,363 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:50,363 INFO L355 BasicCegarLoop]: trace histogram [154, 140, 140, 139, 139, 139, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:50,363 INFO L408 AbstractCegarLoop]: === Iteration 60 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:50,364 INFO L82 PathProgramCache]: Analyzing trace with hash 1172775732, now seen corresponding path program 49 times [2018-04-11 13:51:50,364 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:50,405 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 63184 backedges. 15358 proven. 1220 refuted. 0 times theorem prover too weak. 46606 trivial. 0 not checked. [2018-04-11 13:51:52,402 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:52,402 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-11 13:51:52,402 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:52,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:52,403 INFO L182 omatonBuilderFactory]: Interpolants [52518#true, 52519#false, 52520#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 52521#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 52522#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52523#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 52524#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52525#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52526#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52527#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52528#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52529#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52530#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52531#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52532#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52533#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52534#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52535#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52536#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52537#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52538#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52539#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52540#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52541#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52542#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 20) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 52543#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 20) (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:52,404 INFO L134 CoverageAnalysis]: Checked inductivity of 63184 backedges. 15358 proven. 1220 refuted. 0 times theorem prover too weak. 46606 trivial. 0 not checked. [2018-04-11 13:51:52,404 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-11 13:51:52,404 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-11 13:51:52,404 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=261, Invalid=389, Unknown=0, NotChecked=0, Total=650 [2018-04-11 13:51:52,404 INFO L87 Difference]: Start difference. First operand 1059 states and 1071 transitions. Second operand 26 states. [2018-04-11 13:51:52,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:52,963 INFO L93 Difference]: Finished difference Result 1103 states and 1116 transitions. [2018-04-11 13:51:52,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-11 13:51:52,964 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 1019 [2018-04-11 13:51:52,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:52,966 INFO L225 Difference]: With dead ends: 1103 [2018-04-11 13:51:52,966 INFO L226 Difference]: Without dead ends: 1103 [2018-04-11 13:51:52,966 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=786, Invalid=1376, Unknown=0, NotChecked=0, Total=2162 [2018-04-11 13:51:52,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1103 states. [2018-04-11 13:51:52,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1103 to 1065. [2018-04-11 13:51:52,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1065 states. [2018-04-11 13:51:52,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1078 transitions. [2018-04-11 13:51:52,974 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1078 transitions. Word has length 1019 [2018-04-11 13:51:52,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:52,974 INFO L459 AbstractCegarLoop]: Abstraction has 1065 states and 1078 transitions. [2018-04-11 13:51:52,974 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-11 13:51:52,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1078 transitions. [2018-04-11 13:51:52,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1026 [2018-04-11 13:51:52,979 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:52,980 INFO L355 BasicCegarLoop]: trace histogram [155, 141, 141, 140, 140, 140, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:52,980 INFO L408 AbstractCegarLoop]: === Iteration 61 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:52,980 INFO L82 PathProgramCache]: Analyzing trace with hash -372671492, now seen corresponding path program 50 times [2018-04-11 13:51:52,980 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:53,024 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:54,818 INFO L134 CoverageAnalysis]: Checked inductivity of 64050 backedges. 16100 proven. 644 refuted. 0 times theorem prover too weak. 47306 trivial. 0 not checked. [2018-04-11 13:51:54,818 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:54,819 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-11 13:51:54,819 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:54,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:54,819 INFO L182 omatonBuilderFactory]: Interpolants [54754#true, 54755#false, 54756#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 54757#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|) (= main_~i~1 0)), 54758#(and (= 32 (select |#length| |main_~#mask~0.base|)) (<= main_~i~1 1) (= 0 |main_~#mask~0.offset|)), 54759#(and (<= main_~i~1 2) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 54760#(and (<= main_~i~1 3) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 54761#(and (<= main_~i~1 4) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 54762#(and (= 32 (select |#length| |main_~#mask~0.base|)) (<= main_~i~1 5) (= 0 |main_~#mask~0.offset|)), 54763#(and (<= main_~i~1 6) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 54764#(and (<= main_~i~1 7) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 54765#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|) (<= main_~i~1 8)), 54766#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|) (<= main_~i~1 9)), 54767#(and (<= main_~i~1 10) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 54768#(and (<= main_~i~1 11) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 54769#(and (= 32 (select |#length| |main_~#mask~0.base|)) (<= main_~i~1 12) (= 0 |main_~#mask~0.offset|)), 54770#(and (<= main_~i~1 13) (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 54771#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|) (<= main_~i~1 14)), 54772#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 14) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 54773#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 54774#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 54775#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:51:54,820 INFO L134 CoverageAnalysis]: Checked inductivity of 64050 backedges. 16100 proven. 644 refuted. 0 times theorem prover too weak. 47306 trivial. 0 not checked. [2018-04-11 13:51:54,820 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 13:51:54,820 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 13:51:54,820 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=300, Unknown=0, NotChecked=0, Total=462 [2018-04-11 13:51:54,820 INFO L87 Difference]: Start difference. First operand 1065 states and 1078 transitions. Second operand 22 states. [2018-04-11 13:51:55,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:55,002 INFO L93 Difference]: Finished difference Result 1207 states and 1227 transitions. [2018-04-11 13:51:55,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-11 13:51:55,002 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 1025 [2018-04-11 13:51:55,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:55,004 INFO L225 Difference]: With dead ends: 1207 [2018-04-11 13:51:55,004 INFO L226 Difference]: Without dead ends: 1207 [2018-04-11 13:51:55,004 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=180, Invalid=420, Unknown=0, NotChecked=0, Total=600 [2018-04-11 13:51:55,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2018-04-11 13:51:55,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 1167. [2018-04-11 13:51:55,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1167 states. [2018-04-11 13:51:55,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 1167 states and 1181 transitions. [2018-04-11 13:51:55,010 INFO L78 Accepts]: Start accepts. Automaton has 1167 states and 1181 transitions. Word has length 1025 [2018-04-11 13:51:55,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:55,011 INFO L459 AbstractCegarLoop]: Abstraction has 1167 states and 1181 transitions. [2018-04-11 13:51:55,011 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 13:51:55,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1181 transitions. [2018-04-11 13:51:55,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2018-04-11 13:51:55,016 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:55,016 INFO L355 BasicCegarLoop]: trace histogram [171, 156, 156, 155, 155, 155, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:55,016 INFO L408 AbstractCegarLoop]: === Iteration 62 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:55,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1580685045, now seen corresponding path program 51 times [2018-04-11 13:51:55,017 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:55,064 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:51:57,314 INFO L134 CoverageAnalysis]: Checked inductivity of 78245 backedges. 33100 proven. 5578 refuted. 0 times theorem prover too weak. 39567 trivial. 0 not checked. [2018-04-11 13:51:57,314 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:51:57,314 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-11 13:51:57,315 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:51:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:51:57,315 INFO L182 omatonBuilderFactory]: Interpolants [57156#true, 57157#false, 57158#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 57159#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 57160#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 57161#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 57162#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 57163#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 57164#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 57165#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 57166#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 57167#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 57168#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 57169#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 57170#(<= 9 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 57171#(<= 9 main_~i~1), 57172#(<= 10 main_~i~1), 57173#(<= 11 main_~i~1), 57174#(<= 12 main_~i~1), 57175#(<= 13 main_~i~1), 57176#(<= 14 main_~i~1), 57177#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 57178#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 57179#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 57180#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 57181#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 57182#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 57183#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 57184#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 57185#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 57186#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 57187#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 57188#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11)), 57189#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12)), 57190#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13)), 57191#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14)), 57192#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 15)), 57193#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 13)] [2018-04-11 13:51:57,316 INFO L134 CoverageAnalysis]: Checked inductivity of 78245 backedges. 33100 proven. 5578 refuted. 0 times theorem prover too weak. 39567 trivial. 0 not checked. [2018-04-11 13:51:57,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-11 13:51:57,317 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-11 13:51:57,317 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=263, Invalid=1143, Unknown=0, NotChecked=0, Total=1406 [2018-04-11 13:51:57,317 INFO L87 Difference]: Start difference. First operand 1167 states and 1181 transitions. Second operand 38 states. [2018-04-11 13:51:58,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:51:58,348 INFO L93 Difference]: Finished difference Result 1201 states and 1214 transitions. [2018-04-11 13:51:58,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-04-11 13:51:58,349 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 1127 [2018-04-11 13:51:58,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:51:58,351 INFO L225 Difference]: With dead ends: 1201 [2018-04-11 13:51:58,351 INFO L226 Difference]: Without dead ends: 1195 [2018-04-11 13:51:58,351 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1519 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=1174, Invalid=5146, Unknown=0, NotChecked=0, Total=6320 [2018-04-11 13:51:58,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1195 states. [2018-04-11 13:51:58,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1195 to 1173. [2018-04-11 13:51:58,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1173 states. [2018-04-11 13:51:58,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1173 states and 1186 transitions. [2018-04-11 13:51:58,357 INFO L78 Accepts]: Start accepts. Automaton has 1173 states and 1186 transitions. Word has length 1127 [2018-04-11 13:51:58,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:51:58,357 INFO L459 AbstractCegarLoop]: Abstraction has 1173 states and 1186 transitions. [2018-04-11 13:51:58,357 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-11 13:51:58,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1186 transitions. [2018-04-11 13:51:58,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1134 [2018-04-11 13:51:58,363 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:51:58,363 INFO L355 BasicCegarLoop]: trace histogram [172, 157, 157, 156, 156, 156, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:51:58,363 INFO L408 AbstractCegarLoop]: === Iteration 63 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:51:58,364 INFO L82 PathProgramCache]: Analyzing trace with hash 751002557, now seen corresponding path program 52 times [2018-04-11 13:51:58,364 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:51:58,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:51:58,415 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:00,812 INFO L134 CoverageAnalysis]: Checked inductivity of 79209 backedges. 19507 proven. 752 refuted. 0 times theorem prover too weak. 58950 trivial. 0 not checked. [2018-04-11 13:52:00,812 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:00,812 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-11 13:52:00,813 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:00,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:00,813 INFO L182 omatonBuilderFactory]: Interpolants [59653#true, 59654#false, 59655#(= main_~i~1 0), 59656#(<= main_~i~1 1), 59657#(<= main_~i~1 2), 59658#(<= main_~i~1 3), 59659#(<= main_~i~1 4), 59660#(<= main_~i~1 5), 59661#(<= main_~i~1 6), 59662#(<= main_~i~1 7), 59663#(<= main_~i~1 8), 59664#(<= main_~i~1 9), 59665#(<= main_~i~1 10), 59666#(<= main_~i~1 11), 59667#(<= main_~i~1 12), 59668#(<= main_~i~1 13), 59669#(<= main_~i~1 14), 59670#(<= main_~i~1 15), 59671#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 15), 59672#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 15), 59673#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15)), 59674#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14)), 59675#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13)), 59676#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12)), 59677#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11)), 59678#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10)), 59679#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9)), 59680#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 59681#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 59682#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 59683#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 59684#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 59685#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 59686#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 59687#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 59688#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 59689#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 59690#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 59691#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 59692#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 59693#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 59694#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0)] [2018-04-11 13:52:00,814 INFO L134 CoverageAnalysis]: Checked inductivity of 79209 backedges. 19507 proven. 752 refuted. 0 times theorem prover too weak. 58950 trivial. 0 not checked. [2018-04-11 13:52:00,814 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-11 13:52:00,814 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-11 13:52:00,814 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=432, Invalid=1290, Unknown=0, NotChecked=0, Total=1722 [2018-04-11 13:52:00,815 INFO L87 Difference]: Start difference. First operand 1173 states and 1186 transitions. Second operand 42 states. [2018-04-11 13:52:01,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:52:01,527 INFO L93 Difference]: Finished difference Result 1295 states and 1309 transitions. [2018-04-11 13:52:01,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-11 13:52:01,527 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 1133 [2018-04-11 13:52:01,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:52:01,529 INFO L225 Difference]: With dead ends: 1295 [2018-04-11 13:52:01,529 INFO L226 Difference]: Without dead ends: 1295 [2018-04-11 13:52:01,529 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 581 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=828, Invalid=2712, Unknown=0, NotChecked=0, Total=3540 [2018-04-11 13:52:01,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1295 states. [2018-04-11 13:52:01,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1295 to 1293. [2018-04-11 13:52:01,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1293 states. [2018-04-11 13:52:01,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1293 states and 1307 transitions. [2018-04-11 13:52:01,536 INFO L78 Accepts]: Start accepts. Automaton has 1293 states and 1307 transitions. Word has length 1133 [2018-04-11 13:52:01,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:52:01,536 INFO L459 AbstractCegarLoop]: Abstraction has 1293 states and 1307 transitions. [2018-04-11 13:52:01,536 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-11 13:52:01,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1307 transitions. [2018-04-11 13:52:01,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1242 [2018-04-11 13:52:01,543 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:52:01,543 INFO L355 BasicCegarLoop]: trace histogram [189, 173, 173, 172, 172, 172, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:52:01,543 INFO L408 AbstractCegarLoop]: === Iteration 64 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:52:01,544 INFO L82 PathProgramCache]: Analyzing trace with hash 155117054, now seen corresponding path program 53 times [2018-04-11 13:52:01,544 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:52:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:52:01,599 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:04,450 INFO L134 CoverageAnalysis]: Checked inductivity of 95980 backedges. 37728 proven. 6853 refuted. 0 times theorem prover too weak. 51399 trivial. 0 not checked. [2018-04-11 13:52:04,450 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:04,450 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-11 13:52:04,450 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:04,451 INFO L182 omatonBuilderFactory]: Interpolants [62336#(<= 11 main_~i~1), 62337#(<= 12 main_~i~1), 62338#(<= 13 main_~i~1), 62339#(<= 14 main_~i~1), 62340#(<= 15 main_~i~1), 62341#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 62342#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 62343#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 62344#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 62345#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 62346#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 62347#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 62348#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 62349#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 62350#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 62351#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 62352#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11)), 62353#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12)), 62354#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13)), 62355#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14)), 62356#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 15)), 62357#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 16)), 62358#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 14), 62319#true, 62320#false, 62321#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 62322#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 62323#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 62324#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 62325#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 62326#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 62327#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 62328#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 62329#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 62330#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 62331#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 62332#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 62333#(<= 9 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 62334#(<= 9 main_~i~1), 62335#(<= 10 main_~i~1)] [2018-04-11 13:52:04,453 INFO L134 CoverageAnalysis]: Checked inductivity of 95980 backedges. 37728 proven. 6853 refuted. 0 times theorem prover too weak. 51399 trivial. 0 not checked. [2018-04-11 13:52:04,453 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-11 13:52:04,453 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-11 13:52:04,453 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=289, Invalid=1271, Unknown=0, NotChecked=0, Total=1560 [2018-04-11 13:52:04,453 INFO L87 Difference]: Start difference. First operand 1293 states and 1307 transitions. Second operand 40 states. [2018-04-11 13:52:05,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:52:05,580 INFO L93 Difference]: Finished difference Result 1320 states and 1332 transitions. [2018-04-11 13:52:05,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-04-11 13:52:05,580 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 1241 [2018-04-11 13:52:05,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:52:05,582 INFO L225 Difference]: With dead ends: 1320 [2018-04-11 13:52:05,583 INFO L226 Difference]: Without dead ends: 1314 [2018-04-11 13:52:05,583 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1707 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=1293, Invalid=5679, Unknown=0, NotChecked=0, Total=6972 [2018-04-11 13:52:05,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states. [2018-04-11 13:52:05,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1293. [2018-04-11 13:52:05,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1293 states. [2018-04-11 13:52:05,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1293 states and 1305 transitions. [2018-04-11 13:52:05,590 INFO L78 Accepts]: Start accepts. Automaton has 1293 states and 1305 transitions. Word has length 1241 [2018-04-11 13:52:05,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:52:05,591 INFO L459 AbstractCegarLoop]: Abstraction has 1293 states and 1305 transitions. [2018-04-11 13:52:05,591 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-11 13:52:05,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1305 transitions. [2018-04-11 13:52:05,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1248 [2018-04-11 13:52:05,599 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:52:05,599 INFO L355 BasicCegarLoop]: trace histogram [190, 174, 174, 173, 173, 173, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:52:05,600 INFO L408 AbstractCegarLoop]: === Iteration 65 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:52:05,600 INFO L82 PathProgramCache]: Analyzing trace with hash -1380202490, now seen corresponding path program 54 times [2018-04-11 13:52:05,600 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:52:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:52:05,656 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:08,523 INFO L134 CoverageAnalysis]: Checked inductivity of 97048 backedges. 21762 proven. 846 refuted. 0 times theorem prover too weak. 74440 trivial. 0 not checked. [2018-04-11 13:52:08,523 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:08,523 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2018-04-11 13:52:08,523 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:08,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:08,524 INFO L182 omatonBuilderFactory]: Interpolants [65088#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10)), 65089#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9)), 65090#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 65091#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 65092#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 65093#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 65094#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 65095#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 65096#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 65097#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 65098#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 65099#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 65100#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 65101#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 65102#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 65103#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 65061#true, 65062#false, 65063#(= main_~i~1 0), 65064#(<= main_~i~1 1), 65065#(<= main_~i~1 2), 65066#(<= main_~i~1 3), 65067#(<= main_~i~1 4), 65068#(<= main_~i~1 5), 65069#(<= main_~i~1 6), 65070#(<= main_~i~1 7), 65071#(<= main_~i~1 8), 65072#(<= main_~i~1 9), 65073#(<= main_~i~1 10), 65074#(<= main_~i~1 11), 65075#(<= main_~i~1 12), 65076#(<= main_~i~1 13), 65077#(<= main_~i~1 14), 65078#(<= main_~i~1 15), 65079#(<= main_~i~1 16), 65080#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 16), 65081#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 16), 65082#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16)), 65083#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15)), 65084#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14)), 65085#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13)), 65086#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12)), 65087#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11))] [2018-04-11 13:52:08,525 INFO L134 CoverageAnalysis]: Checked inductivity of 97048 backedges. 21762 proven. 846 refuted. 0 times theorem prover too weak. 74440 trivial. 0 not checked. [2018-04-11 13:52:08,525 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-11 13:52:08,525 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-11 13:52:08,526 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=450, Invalid=1356, Unknown=0, NotChecked=0, Total=1806 [2018-04-11 13:52:08,526 INFO L87 Difference]: Start difference. First operand 1293 states and 1305 transitions. Second operand 43 states. [2018-04-11 13:52:09,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:52:09,331 INFO L93 Difference]: Finished difference Result 1415 states and 1428 transitions. [2018-04-11 13:52:09,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-04-11 13:52:09,331 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 1247 [2018-04-11 13:52:09,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:52:09,333 INFO L225 Difference]: With dead ends: 1415 [2018-04-11 13:52:09,333 INFO L226 Difference]: Without dead ends: 1415 [2018-04-11 13:52:09,334 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 608 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=887, Invalid=2895, Unknown=0, NotChecked=0, Total=3782 [2018-04-11 13:52:09,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2018-04-11 13:52:09,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 1413. [2018-04-11 13:52:09,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1413 states. [2018-04-11 13:52:09,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1413 states and 1426 transitions. [2018-04-11 13:52:09,340 INFO L78 Accepts]: Start accepts. Automaton has 1413 states and 1426 transitions. Word has length 1247 [2018-04-11 13:52:09,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:52:09,341 INFO L459 AbstractCegarLoop]: Abstraction has 1413 states and 1426 transitions. [2018-04-11 13:52:09,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-11 13:52:09,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1426 transitions. [2018-04-11 13:52:09,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1362 [2018-04-11 13:52:09,348 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:52:09,349 INFO L355 BasicCegarLoop]: trace histogram [208, 191, 191, 190, 190, 190, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:52:09,349 INFO L408 AbstractCegarLoop]: === Iteration 66 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:52:09,349 INFO L82 PathProgramCache]: Analyzing trace with hash -809902065, now seen corresponding path program 55 times [2018-04-11 13:52:09,349 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:52:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:52:09,409 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:12,843 INFO L134 CoverageAnalysis]: Checked inductivity of 116701 backedges. 42792 proven. 8202 refuted. 0 times theorem prover too weak. 65707 trivial. 0 not checked. [2018-04-11 13:52:12,843 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:12,844 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-11 13:52:12,844 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:12,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:12,844 INFO L182 omatonBuilderFactory]: Interpolants [67971#false, 67970#true, 67973#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 67972#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 67975#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 67974#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 67977#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 67976#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 67979#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 67978#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 67981#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 67980#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 67983#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 67982#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 67985#(<= 9 main_~i~1), 67984#(<= 9 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 67987#(<= 11 main_~i~1), 67986#(<= 10 main_~i~1), 67989#(<= 13 main_~i~1), 67988#(<= 12 main_~i~1), 67991#(<= 15 main_~i~1), 67990#(<= 14 main_~i~1), 67993#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 67992#(<= 16 main_~i~1), 67995#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 67994#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 67997#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 67996#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 67999#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 67998#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 68001#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 68000#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 68003#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 68002#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 68005#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12)), 68004#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11)), 68007#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14)), 68006#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13)), 68009#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 16)), 68008#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 15)), 68011#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 15), 68010#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 17))] [2018-04-11 13:52:12,846 INFO L134 CoverageAnalysis]: Checked inductivity of 116701 backedges. 42792 proven. 8202 refuted. 0 times theorem prover too weak. 65707 trivial. 0 not checked. [2018-04-11 13:52:12,846 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-11 13:52:12,846 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-11 13:52:12,846 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=317, Invalid=1405, Unknown=0, NotChecked=0, Total=1722 [2018-04-11 13:52:12,846 INFO L87 Difference]: Start difference. First operand 1413 states and 1426 transitions. Second operand 42 states. [2018-04-11 13:52:13,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:52:13,820 INFO L93 Difference]: Finished difference Result 1440 states and 1451 transitions. [2018-04-11 13:52:13,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-04-11 13:52:13,820 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 1361 [2018-04-11 13:52:13,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:52:13,823 INFO L225 Difference]: With dead ends: 1440 [2018-04-11 13:52:13,823 INFO L226 Difference]: Without dead ends: 1434 [2018-04-11 13:52:13,824 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1906 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1419, Invalid=6237, Unknown=0, NotChecked=0, Total=7656 [2018-04-11 13:52:13,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1434 states. [2018-04-11 13:52:13,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1434 to 1413. [2018-04-11 13:52:13,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1413 states. [2018-04-11 13:52:13,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1413 states and 1424 transitions. [2018-04-11 13:52:13,834 INFO L78 Accepts]: Start accepts. Automaton has 1413 states and 1424 transitions. Word has length 1361 [2018-04-11 13:52:13,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:52:13,835 INFO L459 AbstractCegarLoop]: Abstraction has 1413 states and 1424 transitions. [2018-04-11 13:52:13,835 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-11 13:52:13,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1424 transitions. [2018-04-11 13:52:13,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1368 [2018-04-11 13:52:13,848 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:52:13,848 INFO L355 BasicCegarLoop]: trace histogram [209, 192, 192, 191, 191, 191, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:52:13,848 INFO L408 AbstractCegarLoop]: === Iteration 67 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:52:13,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1981992617, now seen corresponding path program 56 times [2018-04-11 13:52:13,849 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:52:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:52:13,925 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:17,395 INFO L134 CoverageAnalysis]: Checked inductivity of 117879 backedges. 24147 proven. 946 refuted. 0 times theorem prover too weak. 92786 trivial. 0 not checked. [2018-04-11 13:52:17,395 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:17,395 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-11 13:52:17,396 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:17,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:17,396 INFO L182 omatonBuilderFactory]: Interpolants [70977#(<= main_~i~1 17), 70976#(<= main_~i~1 16), 70979#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 17), 70978#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 17), 70981#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16)), 70980#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17)), 70983#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14)), 70982#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15)), 70985#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12)), 70984#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13)), 70987#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10)), 70986#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11)), 70989#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 70988#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9)), 70991#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 70990#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 70993#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 70992#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 70995#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 70994#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 70997#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 70996#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 70999#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 70998#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 71001#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 71000#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 70959#false, 70958#true, 70961#(<= main_~i~1 1), 70960#(= main_~i~1 0), 70963#(<= main_~i~1 3), 70962#(<= main_~i~1 2), 70965#(<= main_~i~1 5), 70964#(<= main_~i~1 4), 70967#(<= main_~i~1 7), 70966#(<= main_~i~1 6), 70969#(<= main_~i~1 9), 70968#(<= main_~i~1 8), 70971#(<= main_~i~1 11), 70970#(<= main_~i~1 10), 70973#(<= main_~i~1 13), 70972#(<= main_~i~1 12), 70975#(<= main_~i~1 15), 70974#(<= main_~i~1 14)] [2018-04-11 13:52:17,397 INFO L134 CoverageAnalysis]: Checked inductivity of 117879 backedges. 24147 proven. 946 refuted. 0 times theorem prover too weak. 92786 trivial. 0 not checked. [2018-04-11 13:52:17,398 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-11 13:52:17,398 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-11 13:52:17,398 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=469, Invalid=1423, Unknown=0, NotChecked=0, Total=1892 [2018-04-11 13:52:17,398 INFO L87 Difference]: Start difference. First operand 1413 states and 1424 transitions. Second operand 44 states. [2018-04-11 13:52:17,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:52:17,823 INFO L93 Difference]: Finished difference Result 1541 states and 1553 transitions. [2018-04-11 13:52:17,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-11 13:52:17,824 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 1367 [2018-04-11 13:52:17,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:52:17,826 INFO L225 Difference]: With dead ends: 1541 [2018-04-11 13:52:17,826 INFO L226 Difference]: Without dead ends: 1541 [2018-04-11 13:52:17,826 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 634 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=949, Invalid=3083, Unknown=0, NotChecked=0, Total=4032 [2018-04-11 13:52:17,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1541 states. [2018-04-11 13:52:17,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1541 to 1539. [2018-04-11 13:52:17,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1539 states. [2018-04-11 13:52:17,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1539 states and 1551 transitions. [2018-04-11 13:52:17,833 INFO L78 Accepts]: Start accepts. Automaton has 1539 states and 1551 transitions. Word has length 1367 [2018-04-11 13:52:17,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:52:17,833 INFO L459 AbstractCegarLoop]: Abstraction has 1539 states and 1551 transitions. [2018-04-11 13:52:17,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-11 13:52:17,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1551 transitions. [2018-04-11 13:52:17,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1488 [2018-04-11 13:52:17,842 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:52:17,842 INFO L355 BasicCegarLoop]: trace histogram [228, 210, 210, 209, 209, 209, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:52:17,842 INFO L408 AbstractCegarLoop]: === Iteration 68 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:52:17,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1493920680, now seen corresponding path program 57 times [2018-04-11 13:52:17,843 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:52:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:52:17,910 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:22,145 INFO L134 CoverageAnalysis]: Checked inductivity of 140738 backedges. 48310 proven. 9625 refuted. 0 times theorem prover too weak. 82803 trivial. 0 not checked. [2018-04-11 13:52:22,145 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:22,145 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-11 13:52:22,145 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:22,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:22,146 INFO L182 omatonBuilderFactory]: Interpolants [74123#false, 74122#true, 74125#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 74124#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 74127#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 74126#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 74129#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 74128#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 74131#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 74130#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 74133#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 74132#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 74135#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 74134#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 74137#(<= 9 main_~i~1), 74136#(<= 9 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 74139#(<= 11 main_~i~1), 74138#(<= 10 main_~i~1), 74141#(<= 13 main_~i~1), 74140#(<= 12 main_~i~1), 74143#(<= 15 main_~i~1), 74142#(<= 14 main_~i~1), 74145#(<= 17 main_~i~1), 74144#(<= 16 main_~i~1), 74147#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 74146#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 74149#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 74148#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 74151#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 74150#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 74153#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 74152#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 74155#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 74154#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 74157#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11)), 74156#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 74159#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13)), 74158#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12)), 74161#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 15)), 74160#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14)), 74163#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 17)), 74162#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 16)), 74165#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 16), 74164#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 18))] [2018-04-11 13:52:22,148 INFO L134 CoverageAnalysis]: Checked inductivity of 140738 backedges. 48310 proven. 9625 refuted. 0 times theorem prover too weak. 82803 trivial. 0 not checked. [2018-04-11 13:52:22,148 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-11 13:52:22,148 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-11 13:52:22,149 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=1545, Unknown=0, NotChecked=0, Total=1892 [2018-04-11 13:52:22,149 INFO L87 Difference]: Start difference. First operand 1539 states and 1551 transitions. Second operand 44 states. [2018-04-11 13:52:23,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:52:23,179 INFO L93 Difference]: Finished difference Result 1566 states and 1576 transitions. [2018-04-11 13:52:23,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-04-11 13:52:23,179 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 1487 [2018-04-11 13:52:23,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:52:23,181 INFO L225 Difference]: With dead ends: 1566 [2018-04-11 13:52:23,181 INFO L226 Difference]: Without dead ends: 1560 [2018-04-11 13:52:23,182 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1552, Invalid=6820, Unknown=0, NotChecked=0, Total=8372 [2018-04-11 13:52:23,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2018-04-11 13:52:23,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1539. [2018-04-11 13:52:23,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1539 states. [2018-04-11 13:52:23,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1539 states and 1549 transitions. [2018-04-11 13:52:23,189 INFO L78 Accepts]: Start accepts. Automaton has 1539 states and 1549 transitions. Word has length 1487 [2018-04-11 13:52:23,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:52:23,189 INFO L459 AbstractCegarLoop]: Abstraction has 1539 states and 1549 transitions. [2018-04-11 13:52:23,189 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-11 13:52:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1549 transitions. [2018-04-11 13:52:23,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1494 [2018-04-11 13:52:23,199 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:52:23,199 INFO L355 BasicCegarLoop]: trace histogram [229, 211, 211, 210, 210, 210, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:52:23,199 INFO L408 AbstractCegarLoop]: === Iteration 69 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:52:23,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1305221584, now seen corresponding path program 58 times [2018-04-11 13:52:23,200 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:52:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:52:23,292 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:27,429 INFO L134 CoverageAnalysis]: Checked inductivity of 142032 backedges. 26662 proven. 1052 refuted. 0 times theorem prover too weak. 114318 trivial. 0 not checked. [2018-04-11 13:52:27,430 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:27,430 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2018-04-11 13:52:27,430 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:27,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:27,430 INFO L182 omatonBuilderFactory]: Interpolants [77377#(<= main_~i~1 7), 77376#(<= main_~i~1 6), 77379#(<= main_~i~1 9), 77378#(<= main_~i~1 8), 77381#(<= main_~i~1 11), 77380#(<= main_~i~1 10), 77383#(<= main_~i~1 13), 77382#(<= main_~i~1 12), 77385#(<= main_~i~1 15), 77384#(<= main_~i~1 14), 77387#(<= main_~i~1 17), 77386#(<= main_~i~1 16), 77389#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 18), 77388#(<= main_~i~1 18), 77391#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18)), 77390#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 18), 77393#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16)), 77392#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17)), 77395#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14)), 77394#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15)), 77397#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12)), 77396#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13)), 77399#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10)), 77398#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11)), 77401#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 77400#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9)), 77403#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 77402#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 77405#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 77404#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 77407#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 77406#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 77409#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 77408#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 77411#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 77410#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 77412#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 77369#false, 77368#true, 77371#(<= main_~i~1 1), 77370#(= main_~i~1 0), 77373#(<= main_~i~1 3), 77372#(<= main_~i~1 2), 77375#(<= main_~i~1 5), 77374#(<= main_~i~1 4)] [2018-04-11 13:52:27,432 INFO L134 CoverageAnalysis]: Checked inductivity of 142032 backedges. 26662 proven. 1052 refuted. 0 times theorem prover too weak. 114318 trivial. 0 not checked. [2018-04-11 13:52:27,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-11 13:52:27,432 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-11 13:52:27,432 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=489, Invalid=1491, Unknown=0, NotChecked=0, Total=1980 [2018-04-11 13:52:27,432 INFO L87 Difference]: Start difference. First operand 1539 states and 1549 transitions. Second operand 45 states. [2018-04-11 13:52:28,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:52:28,067 INFO L93 Difference]: Finished difference Result 1673 states and 1684 transitions. [2018-04-11 13:52:28,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-04-11 13:52:28,067 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 1493 [2018-04-11 13:52:28,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:52:28,070 INFO L225 Difference]: With dead ends: 1673 [2018-04-11 13:52:28,070 INFO L226 Difference]: Without dead ends: 1673 [2018-04-11 13:52:28,070 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 659 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=1014, Invalid=3276, Unknown=0, NotChecked=0, Total=4290 [2018-04-11 13:52:28,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1673 states. [2018-04-11 13:52:28,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1673 to 1671. [2018-04-11 13:52:28,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1671 states. [2018-04-11 13:52:28,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1671 states and 1682 transitions. [2018-04-11 13:52:28,078 INFO L78 Accepts]: Start accepts. Automaton has 1671 states and 1682 transitions. Word has length 1493 [2018-04-11 13:52:28,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:52:28,078 INFO L459 AbstractCegarLoop]: Abstraction has 1671 states and 1682 transitions. [2018-04-11 13:52:28,078 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-11 13:52:28,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 1682 transitions. [2018-04-11 13:52:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1620 [2018-04-11 13:52:28,089 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:52:28,090 INFO L355 BasicCegarLoop]: trace histogram [249, 230, 230, 229, 229, 229, 20, 20, 20, 20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:52:28,090 INFO L408 AbstractCegarLoop]: === Iteration 70 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:52:28,090 INFO L82 PathProgramCache]: Analyzing trace with hash 1063873865, now seen corresponding path program 59 times [2018-04-11 13:52:28,090 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:52:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:52:28,168 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:33,333 INFO L134 CoverageAnalysis]: Checked inductivity of 168439 backedges. 69916 proven. 3474 refuted. 0 times theorem prover too weak. 95049 trivial. 0 not checked. [2018-04-11 13:52:33,333 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:33,333 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-11 13:52:33,333 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:33,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:33,334 INFO L182 omatonBuilderFactory]: Interpolants [80833#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 80832#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 80835#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11)), 80834#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 80837#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13)), 80836#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12)), 80839#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 15)), 80838#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14)), 80841#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 17)), 80840#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 16)), 80843#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 19)), 80842#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 18)), 80844#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 17), 80799#true, 80801#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 80800#false, 80803#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80802#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80805#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80804#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80807#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80806#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80809#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80808#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80811#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80810#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80813#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80812#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80815#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80814#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80817#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 15) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80816#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80819#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 17) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80818#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 16) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80821#(<= 17 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 80820#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 18) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 80823#(<= 18 main_~i~1), 80822#(<= 17 main_~i~1), 80825#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 80824#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 80827#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 80826#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 80829#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 80828#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 80831#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 80830#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6))] [2018-04-11 13:52:33,337 INFO L134 CoverageAnalysis]: Checked inductivity of 168439 backedges. 69916 proven. 3474 refuted. 0 times theorem prover too weak. 95049 trivial. 0 not checked. [2018-04-11 13:52:33,337 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-11 13:52:33,337 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-11 13:52:33,337 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=451, Invalid=1619, Unknown=0, NotChecked=0, Total=2070 [2018-04-11 13:52:33,337 INFO L87 Difference]: Start difference. First operand 1671 states and 1682 transitions. Second operand 46 states. [2018-04-11 13:52:34,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:52:34,520 INFO L93 Difference]: Finished difference Result 1698 states and 1707 transitions. [2018-04-11 13:52:34,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-04-11 13:52:34,520 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 1619 [2018-04-11 13:52:34,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:52:34,524 INFO L225 Difference]: With dead ends: 1698 [2018-04-11 13:52:34,524 INFO L226 Difference]: Without dead ends: 1692 [2018-04-11 13:52:34,524 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2573 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1920, Invalid=8792, Unknown=0, NotChecked=0, Total=10712 [2018-04-11 13:52:34,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1692 states. [2018-04-11 13:52:34,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1692 to 1671. [2018-04-11 13:52:34,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1671 states. [2018-04-11 13:52:34,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1671 states and 1680 transitions. [2018-04-11 13:52:34,535 INFO L78 Accepts]: Start accepts. Automaton has 1671 states and 1680 transitions. Word has length 1619 [2018-04-11 13:52:34,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:52:34,536 INFO L459 AbstractCegarLoop]: Abstraction has 1671 states and 1680 transitions. [2018-04-11 13:52:34,536 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-11 13:52:34,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 1680 transitions. [2018-04-11 13:52:34,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1626 [2018-04-11 13:52:34,554 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:52:34,554 INFO L355 BasicCegarLoop]: trace histogram [250, 231, 231, 230, 230, 230, 20, 20, 20, 20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:52:34,554 INFO L408 AbstractCegarLoop]: === Iteration 71 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:52:34,555 INFO L82 PathProgramCache]: Analyzing trace with hash 85486353, now seen corresponding path program 60 times [2018-04-11 13:52:34,555 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:52:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:52:34,699 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:39,667 INFO L134 CoverageAnalysis]: Checked inductivity of 169855 backedges. 29307 proven. 1164 refuted. 0 times theorem prover too weak. 139384 trivial. 0 not checked. [2018-04-11 13:52:39,667 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:39,667 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-11 13:52:39,668 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:39,668 INFO L182 omatonBuilderFactory]: Interpolants [84353#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 19), 84352#(<= main_~i~1 19), 84355#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19)), 84354#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 19), 84357#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17)), 84356#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18)), 84359#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15)), 84358#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16)), 84361#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13)), 84360#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14)), 84363#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11)), 84362#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12)), 84365#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9)), 84364#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10)), 84367#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 84366#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 84369#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 84368#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 84371#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 84370#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 84373#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 84372#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 84375#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 84374#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 84376#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 84331#true, 84333#(= main_~i~1 0), 84332#false, 84335#(<= main_~i~1 2), 84334#(<= main_~i~1 1), 84337#(<= main_~i~1 4), 84336#(<= main_~i~1 3), 84339#(<= main_~i~1 6), 84338#(<= main_~i~1 5), 84341#(<= main_~i~1 8), 84340#(<= main_~i~1 7), 84343#(<= main_~i~1 10), 84342#(<= main_~i~1 9), 84345#(<= main_~i~1 12), 84344#(<= main_~i~1 11), 84347#(<= main_~i~1 14), 84346#(<= main_~i~1 13), 84349#(<= main_~i~1 16), 84348#(<= main_~i~1 15), 84351#(<= main_~i~1 18), 84350#(<= main_~i~1 17)] [2018-04-11 13:52:39,670 INFO L134 CoverageAnalysis]: Checked inductivity of 169855 backedges. 29307 proven. 1164 refuted. 0 times theorem prover too weak. 139384 trivial. 0 not checked. [2018-04-11 13:52:39,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-11 13:52:39,670 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-11 13:52:39,670 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=510, Invalid=1560, Unknown=0, NotChecked=0, Total=2070 [2018-04-11 13:52:39,671 INFO L87 Difference]: Start difference. First operand 1671 states and 1680 transitions. Second operand 46 states. [2018-04-11 13:52:40,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:52:40,177 INFO L93 Difference]: Finished difference Result 1811 states and 1821 transitions. [2018-04-11 13:52:40,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-04-11 13:52:40,177 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 1625 [2018-04-11 13:52:40,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:52:40,180 INFO L225 Difference]: With dead ends: 1811 [2018-04-11 13:52:40,180 INFO L226 Difference]: Without dead ends: 1811 [2018-04-11 13:52:40,180 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=1082, Invalid=3474, Unknown=0, NotChecked=0, Total=4556 [2018-04-11 13:52:40,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2018-04-11 13:52:40,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1809. [2018-04-11 13:52:40,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1809 states. [2018-04-11 13:52:40,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1809 states and 1819 transitions. [2018-04-11 13:52:40,189 INFO L78 Accepts]: Start accepts. Automaton has 1809 states and 1819 transitions. Word has length 1625 [2018-04-11 13:52:40,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:52:40,189 INFO L459 AbstractCegarLoop]: Abstraction has 1809 states and 1819 transitions. [2018-04-11 13:52:40,189 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-11 13:52:40,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 1819 transitions. [2018-04-11 13:52:40,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1758 [2018-04-11 13:52:40,202 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:52:40,202 INFO L355 BasicCegarLoop]: trace histogram [271, 251, 251, 250, 250, 250, 21, 21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:52:40,202 INFO L408 AbstractCegarLoop]: === Iteration 72 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:52:40,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1662420850, now seen corresponding path program 61 times [2018-04-11 13:52:40,203 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:52:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:52:40,280 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:46,413 INFO L134 CoverageAnalysis]: Checked inductivity of 200170 backedges. 76348 proven. 6069 refuted. 0 times theorem prover too weak. 117753 trivial. 0 not checked. [2018-04-11 13:52:46,414 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:46,414 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2018-04-11 13:52:46,414 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:46,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:46,415 INFO L182 omatonBuilderFactory]: Interpolants [88065#(<= 18 main_~i~1), 88064#(<= 17 main_~i~1), 88067#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 88066#(<= 19 main_~i~1), 88069#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 88068#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 88071#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 88070#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 88073#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 88072#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 88075#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 88074#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 88077#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 88076#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 88079#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12)), 88078#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11)), 88081#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14)), 88080#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13)), 88083#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 16)), 88082#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 15)), 88085#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 18)), 88084#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 17)), 88087#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 20)), 88086#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 19)), 88088#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 18), 88041#true, 88043#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 88042#false, 88045#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88044#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88047#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88046#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88049#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88048#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88051#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88050#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88053#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88052#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88055#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88054#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88057#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88056#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88059#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 15) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88058#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88061#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 17) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88060#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 16) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 88063#(<= 17 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 88062#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 18) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|))] [2018-04-11 13:52:46,420 INFO L134 CoverageAnalysis]: Checked inductivity of 200170 backedges. 76348 proven. 6069 refuted. 0 times theorem prover too weak. 117753 trivial. 0 not checked. [2018-04-11 13:52:46,420 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-11 13:52:46,420 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-11 13:52:46,420 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=477, Invalid=1779, Unknown=0, NotChecked=0, Total=2256 [2018-04-11 13:52:46,420 INFO L87 Difference]: Start difference. First operand 1809 states and 1819 transitions. Second operand 48 states. [2018-04-11 13:52:47,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:52:47,866 INFO L93 Difference]: Finished difference Result 1838 states and 1846 transitions. [2018-04-11 13:52:47,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2018-04-11 13:52:47,866 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 1757 [2018-04-11 13:52:47,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:52:47,869 INFO L225 Difference]: With dead ends: 1838 [2018-04-11 13:52:47,869 INFO L226 Difference]: Without dead ends: 1832 [2018-04-11 13:52:47,870 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2813 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=2059, Invalid=9497, Unknown=0, NotChecked=0, Total=11556 [2018-04-11 13:52:47,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1832 states. [2018-04-11 13:52:47,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1832 to 1809. [2018-04-11 13:52:47,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1809 states. [2018-04-11 13:52:47,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1809 states and 1817 transitions. [2018-04-11 13:52:47,879 INFO L78 Accepts]: Start accepts. Automaton has 1809 states and 1817 transitions. Word has length 1757 [2018-04-11 13:52:47,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:52:47,880 INFO L459 AbstractCegarLoop]: Abstraction has 1809 states and 1817 transitions. [2018-04-11 13:52:47,880 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-11 13:52:47,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 1817 transitions. [2018-04-11 13:52:47,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1764 [2018-04-11 13:52:47,893 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:52:47,893 INFO L355 BasicCegarLoop]: trace histogram [272, 252, 252, 251, 251, 251, 21, 21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:52:47,893 INFO L408 AbstractCegarLoop]: === Iteration 73 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:52:47,894 INFO L82 PathProgramCache]: Analyzing trace with hash -840334726, now seen corresponding path program 62 times [2018-04-11 13:52:47,894 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:52:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:52:47,982 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 201714 backedges. 30800 proven. 1344 refuted. 0 times theorem prover too weak. 169570 trivial. 0 not checked. [2018-04-11 13:52:53,174 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:53,174 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-11 13:52:53,174 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:53,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:53,174 INFO L182 omatonBuilderFactory]: Interpolants [91857#true, 91859#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 91858#false, 91861#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91860#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 91863#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91862#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 91865#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91864#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91867#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91866#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91869#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91868#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91871#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91870#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91873#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91872#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91875#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91874#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91877#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91876#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91879#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91878#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91881#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 20) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91880#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91883#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 21) (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 91882#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 21) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:52:53,177 INFO L134 CoverageAnalysis]: Checked inductivity of 201714 backedges. 30800 proven. 1344 refuted. 0 times theorem prover too weak. 169570 trivial. 0 not checked. [2018-04-11 13:52:53,177 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-11 13:52:53,177 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-11 13:52:53,177 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=418, Unknown=0, NotChecked=0, Total=702 [2018-04-11 13:52:53,177 INFO L87 Difference]: Start difference. First operand 1809 states and 1817 transitions. Second operand 27 states. [2018-04-11 13:52:53,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:52:53,708 INFO L93 Difference]: Finished difference Result 1841 states and 1850 transitions. [2018-04-11 13:52:53,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-11 13:52:53,708 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 1763 [2018-04-11 13:52:53,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:52:53,711 INFO L225 Difference]: With dead ends: 1841 [2018-04-11 13:52:53,711 INFO L226 Difference]: Without dead ends: 1841 [2018-04-11 13:52:53,711 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=856, Invalid=1496, Unknown=0, NotChecked=0, Total=2352 [2018-04-11 13:52:53,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2018-04-11 13:52:53,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1815. [2018-04-11 13:52:53,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1815 states. [2018-04-11 13:52:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1815 states and 1824 transitions. [2018-04-11 13:52:53,719 INFO L78 Accepts]: Start accepts. Automaton has 1815 states and 1824 transitions. Word has length 1763 [2018-04-11 13:52:53,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:52:53,719 INFO L459 AbstractCegarLoop]: Abstraction has 1815 states and 1824 transitions. [2018-04-11 13:52:53,719 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-11 13:52:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 1824 transitions. [2018-04-11 13:52:53,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1770 [2018-04-11 13:52:53,732 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:52:53,732 INFO L355 BasicCegarLoop]: trace histogram [273, 253, 253, 252, 252, 252, 21, 21, 21, 21, 21, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:52:53,732 INFO L408 AbstractCegarLoop]: === Iteration 74 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:52:53,732 INFO L82 PathProgramCache]: Analyzing trace with hash -818098494, now seen corresponding path program 63 times [2018-04-11 13:52:53,733 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:52:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:52:53,816 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:52:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 203264 backedges. 33629 proven. 1285 refuted. 0 times theorem prover too weak. 168350 trivial. 0 not checked. [2018-04-11 13:52:59,742 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:52:59,742 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2018-04-11 13:52:59,742 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:52:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:52:59,743 INFO L182 omatonBuilderFactory]: Interpolants [95617#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12)), 95616#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13)), 95619#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10)), 95618#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11)), 95621#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 95620#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9)), 95623#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 95622#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 95625#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 95624#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 95627#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 95626#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 95629#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 95628#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 95631#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 95630#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 95585#false, 95584#true, 95587#(<= main_~i~1 1), 95586#(= main_~i~1 0), 95589#(<= main_~i~1 3), 95588#(<= main_~i~1 2), 95591#(<= main_~i~1 5), 95590#(<= main_~i~1 4), 95593#(<= main_~i~1 7), 95592#(<= main_~i~1 6), 95595#(<= main_~i~1 9), 95594#(<= main_~i~1 8), 95597#(<= main_~i~1 11), 95596#(<= main_~i~1 10), 95599#(<= main_~i~1 13), 95598#(<= main_~i~1 12), 95601#(<= main_~i~1 15), 95600#(<= main_~i~1 14), 95603#(<= main_~i~1 17), 95602#(<= main_~i~1 16), 95605#(<= main_~i~1 19), 95604#(<= main_~i~1 18), 95607#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 20), 95606#(<= main_~i~1 20), 95609#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 20)), 95608#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 20), 95611#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18)), 95610#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19)), 95613#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16)), 95612#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17)), 95615#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14)), 95614#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15))] [2018-04-11 13:52:59,745 INFO L134 CoverageAnalysis]: Checked inductivity of 203264 backedges. 33629 proven. 1285 refuted. 0 times theorem prover too weak. 168350 trivial. 0 not checked. [2018-04-11 13:52:59,745 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-11 13:52:59,745 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-11 13:52:59,745 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=556, Invalid=1700, Unknown=0, NotChecked=0, Total=2256 [2018-04-11 13:52:59,745 INFO L87 Difference]: Start difference. First operand 1815 states and 1824 transitions. Second operand 48 states. [2018-04-11 13:53:00,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:53:00,603 INFO L93 Difference]: Finished difference Result 1961 states and 1971 transitions. [2018-04-11 13:53:00,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-11 13:53:00,603 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 1769 [2018-04-11 13:53:00,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:53:00,605 INFO L225 Difference]: With dead ends: 1961 [2018-04-11 13:53:00,605 INFO L226 Difference]: Without dead ends: 1961 [2018-04-11 13:53:00,605 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 750 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=1177, Invalid=3793, Unknown=0, NotChecked=0, Total=4970 [2018-04-11 13:53:00,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1961 states. [2018-04-11 13:53:00,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1961 to 1959. [2018-04-11 13:53:00,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1959 states. [2018-04-11 13:53:00,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 1959 states and 1969 transitions. [2018-04-11 13:53:00,613 INFO L78 Accepts]: Start accepts. Automaton has 1959 states and 1969 transitions. Word has length 1769 [2018-04-11 13:53:00,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:53:00,613 INFO L459 AbstractCegarLoop]: Abstraction has 1959 states and 1969 transitions. [2018-04-11 13:53:00,613 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-11 13:53:00,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 1969 transitions. [2018-04-11 13:53:00,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1908 [2018-04-11 13:53:00,627 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:53:00,628 INFO L355 BasicCegarLoop]: trace histogram [295, 274, 274, 273, 273, 273, 22, 22, 22, 22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:53:00,628 INFO L408 AbstractCegarLoop]: === Iteration 75 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:53:00,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1085039659, now seen corresponding path program 64 times [2018-04-11 13:53:00,629 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:53:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:53:00,708 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:53:08,165 INFO L134 CoverageAnalysis]: Checked inductivity of 237993 backedges. 84836 proven. 8786 refuted. 0 times theorem prover too weak. 144371 trivial. 0 not checked. [2018-04-11 13:53:08,166 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:53:08,166 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [50] total 50 [2018-04-11 13:53:08,166 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:53:08,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:53:08,167 INFO L182 omatonBuilderFactory]: Interpolants [99599#false, 99598#true, 99601#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99600#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 99603#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99602#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99605#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99604#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99607#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99606#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99609#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99608#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99611#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99610#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99613#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99612#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99615#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99614#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99617#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 16) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99616#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 15) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99619#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 18) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99618#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 17) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|)), 99621#(<= 17 main_~i~1), 99620#(<= 17 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|), 99623#(<= 19 main_~i~1), 99622#(<= 18 main_~i~1), 99625#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size)), 99624#(<= 20 main_~i~1), 99627#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2)), 99626#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1)), 99629#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 4)), 99628#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 3)), 99631#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 6)), 99630#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 5)), 99633#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 8)), 99632#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 7)), 99635#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 10)), 99634#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 9)), 99637#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 12)), 99636#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 11)), 99639#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 14)), 99638#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 13)), 99641#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 16)), 99640#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 15)), 99643#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 18)), 99642#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 17)), 99645#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 20)), 99644#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 19)), 99647#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 19), 99646#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size|) (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 21))] [2018-04-11 13:53:08,171 INFO L134 CoverageAnalysis]: Checked inductivity of 237993 backedges. 84836 proven. 8786 refuted. 0 times theorem prover too weak. 144371 trivial. 0 not checked. [2018-04-11 13:53:08,171 INFO L442 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-04-11 13:53:08,172 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-04-11 13:53:08,172 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=505, Invalid=1945, Unknown=0, NotChecked=0, Total=2450 [2018-04-11 13:53:08,172 INFO L87 Difference]: Start difference. First operand 1959 states and 1969 transitions. Second operand 50 states. [2018-04-11 13:53:09,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:53:09,630 INFO L93 Difference]: Finished difference Result 1988 states and 1996 transitions. [2018-04-11 13:53:09,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-04-11 13:53:09,630 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 1907 [2018-04-11 13:53:09,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:53:09,633 INFO L225 Difference]: With dead ends: 1988 [2018-04-11 13:53:09,633 INFO L226 Difference]: Without dead ends: 1982 [2018-04-11 13:53:09,634 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3064 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=2205, Invalid=10227, Unknown=0, NotChecked=0, Total=12432 [2018-04-11 13:53:09,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2018-04-11 13:53:09,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1959. [2018-04-11 13:53:09,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1959 states. [2018-04-11 13:53:09,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 1959 states and 1967 transitions. [2018-04-11 13:53:09,643 INFO L78 Accepts]: Start accepts. Automaton has 1959 states and 1967 transitions. Word has length 1907 [2018-04-11 13:53:09,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:53:09,643 INFO L459 AbstractCegarLoop]: Abstraction has 1959 states and 1967 transitions. [2018-04-11 13:53:09,643 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-04-11 13:53:09,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 1967 transitions. [2018-04-11 13:53:09,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1914 [2018-04-11 13:53:09,657 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:53:09,658 INFO L355 BasicCegarLoop]: trace histogram [296, 275, 275, 274, 274, 274, 22, 22, 22, 22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:53:09,658 INFO L408 AbstractCegarLoop]: === Iteration 76 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:53:09,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1885233037, now seen corresponding path program 65 times [2018-04-11 13:53:09,659 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:53:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:53:09,750 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:53:15,866 INFO L134 CoverageAnalysis]: Checked inductivity of 239677 backedges. 35259 proven. 1474 refuted. 0 times theorem prover too weak. 202944 trivial. 0 not checked. [2018-04-11 13:53:15,866 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:53:15,866 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-11 13:53:15,866 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:53:15,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:53:15,867 INFO L182 omatonBuilderFactory]: Interpolants [103745#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 21) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103744#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 20) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103747#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 22) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103746#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 22) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103721#false, 103720#true, 103723#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 103722#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 103725#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 103724#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103727#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103726#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103729#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103728#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103731#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103730#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103733#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103732#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103735#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103734#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103737#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103736#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103739#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103738#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103741#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103740#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103743#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 103742#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:53:15,870 INFO L134 CoverageAnalysis]: Checked inductivity of 239677 backedges. 35259 proven. 1474 refuted. 0 times theorem prover too weak. 202944 trivial. 0 not checked. [2018-04-11 13:53:15,870 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-11 13:53:15,870 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-11 13:53:15,870 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=308, Invalid=448, Unknown=0, NotChecked=0, Total=756 [2018-04-11 13:53:15,870 INFO L87 Difference]: Start difference. First operand 1959 states and 1967 transitions. Second operand 28 states. [2018-04-11 13:53:16,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:53:16,411 INFO L93 Difference]: Finished difference Result 1991 states and 2000 transitions. [2018-04-11 13:53:16,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-11 13:53:16,411 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 1913 [2018-04-11 13:53:16,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:53:16,415 INFO L225 Difference]: With dead ends: 1991 [2018-04-11 13:53:16,415 INFO L226 Difference]: Without dead ends: 1991 [2018-04-11 13:53:16,415 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 274 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=929, Invalid=1621, Unknown=0, NotChecked=0, Total=2550 [2018-04-11 13:53:16,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1991 states. [2018-04-11 13:53:16,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1991 to 1965. [2018-04-11 13:53:16,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1965 states. [2018-04-11 13:53:16,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1965 states and 1974 transitions. [2018-04-11 13:53:16,429 INFO L78 Accepts]: Start accepts. Automaton has 1965 states and 1974 transitions. Word has length 1913 [2018-04-11 13:53:16,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:53:16,430 INFO L459 AbstractCegarLoop]: Abstraction has 1965 states and 1974 transitions. [2018-04-11 13:53:16,430 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-11 13:53:16,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 1974 transitions. [2018-04-11 13:53:16,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1920 [2018-04-11 13:53:16,446 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:53:16,446 INFO L355 BasicCegarLoop]: trace histogram [297, 276, 276, 275, 275, 275, 22, 22, 22, 22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:53:16,446 INFO L408 AbstractCegarLoop]: === Iteration 77 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:53:16,447 INFO L82 PathProgramCache]: Analyzing trace with hash -275067397, now seen corresponding path program 66 times [2018-04-11 13:53:16,447 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:53:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:53:16,536 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:53:23,686 INFO L134 CoverageAnalysis]: Checked inductivity of 241367 backedges. 38355 proven. 1412 refuted. 0 times theorem prover too weak. 201600 trivial. 0 not checked. [2018-04-11 13:53:23,687 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:53:23,687 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [50] total 50 [2018-04-11 13:53:23,687 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:53:23,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:53:23,688 INFO L182 omatonBuilderFactory]: Interpolants [107777#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 20)), 107776#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 21)), 107779#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18)), 107778#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19)), 107781#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16)), 107780#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17)), 107783#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14)), 107782#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15)), 107785#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12)), 107784#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13)), 107787#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10)), 107786#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11)), 107789#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8)), 107788#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9)), 107791#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6)), 107790#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7)), 107793#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4)), 107792#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5)), 107795#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2)), 107794#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3)), 107797#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 107796#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 107799#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 2) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 107798#(<= (+ __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 1) __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0), 107751#false, 107750#true, 107753#(<= main_~i~1 1), 107752#(= main_~i~1 0), 107755#(<= main_~i~1 3), 107754#(<= main_~i~1 2), 107757#(<= main_~i~1 5), 107756#(<= main_~i~1 4), 107759#(<= main_~i~1 7), 107758#(<= main_~i~1 6), 107761#(<= main_~i~1 9), 107760#(<= main_~i~1 8), 107763#(<= main_~i~1 11), 107762#(<= main_~i~1 10), 107765#(<= main_~i~1 13), 107764#(<= main_~i~1 12), 107767#(<= main_~i~1 15), 107766#(<= main_~i~1 14), 107769#(<= main_~i~1 17), 107768#(<= main_~i~1 16), 107771#(<= main_~i~1 19), 107770#(<= main_~i~1 18), 107773#(<= main_~i~1 21), 107772#(<= main_~i~1 20), 107775#(<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~size 21), 107774#(<= |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~size| 21)] [2018-04-11 13:53:23,691 INFO L134 CoverageAnalysis]: Checked inductivity of 241367 backedges. 38355 proven. 1412 refuted. 0 times theorem prover too weak. 201600 trivial. 0 not checked. [2018-04-11 13:53:23,691 INFO L442 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-04-11 13:53:23,691 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-04-11 13:53:23,691 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=604, Invalid=1846, Unknown=0, NotChecked=0, Total=2450 [2018-04-11 13:53:23,691 INFO L87 Difference]: Start difference. First operand 1965 states and 1974 transitions. Second operand 50 states. [2018-04-11 13:53:24,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:53:24,610 INFO L93 Difference]: Finished difference Result 2117 states and 2127 transitions. [2018-04-11 13:53:24,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-04-11 13:53:24,611 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 1919 [2018-04-11 13:53:24,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:53:24,613 INFO L225 Difference]: With dead ends: 2117 [2018-04-11 13:53:24,613 INFO L226 Difference]: Without dead ends: 2117 [2018-04-11 13:53:24,613 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 819 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1276, Invalid=4126, Unknown=0, NotChecked=0, Total=5402 [2018-04-11 13:53:24,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2117 states. [2018-04-11 13:53:24,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2117 to 2115. [2018-04-11 13:53:24,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2115 states. [2018-04-11 13:53:24,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 2115 states and 2125 transitions. [2018-04-11 13:53:24,621 INFO L78 Accepts]: Start accepts. Automaton has 2115 states and 2125 transitions. Word has length 1919 [2018-04-11 13:53:24,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:53:24,622 INFO L459 AbstractCegarLoop]: Abstraction has 2115 states and 2125 transitions. [2018-04-11 13:53:24,622 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-04-11 13:53:24,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2125 transitions. [2018-04-11 13:53:24,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2064 [2018-04-11 13:53:24,638 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:53:24,638 INFO L355 BasicCegarLoop]: trace histogram [320, 298, 298, 297, 297, 297, 23, 23, 23, 23, 23, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:53:24,638 INFO L408 AbstractCegarLoop]: === Iteration 78 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:53:24,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1741145324, now seen corresponding path program 67 times [2018-04-11 13:53:24,639 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:53:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:53:24,734 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:53:31,965 INFO L134 CoverageAnalysis]: Checked inductivity of 280918 backedges. 39986 proven. 1610 refuted. 0 times theorem prover too weak. 239322 trivial. 0 not checked. [2018-04-11 13:53:31,966 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:53:31,966 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-11 13:53:31,966 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:53:31,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:53:31,967 INFO L182 omatonBuilderFactory]: Interpolants [112081#false, 112080#true, 112083#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 112082#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 112085#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 112084#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112087#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112086#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112089#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112088#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112091#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112090#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112093#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112092#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112095#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112094#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112097#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112096#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112099#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112098#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112101#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112100#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112103#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112102#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112105#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 21) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112104#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 20) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112107#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 23) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112106#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 22) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 112108#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 23) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:53:31,970 INFO L134 CoverageAnalysis]: Checked inductivity of 280918 backedges. 39986 proven. 1610 refuted. 0 times theorem prover too weak. 239322 trivial. 0 not checked. [2018-04-11 13:53:31,970 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-11 13:53:31,970 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-11 13:53:31,970 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=333, Invalid=479, Unknown=0, NotChecked=0, Total=812 [2018-04-11 13:53:31,970 INFO L87 Difference]: Start difference. First operand 2115 states and 2125 transitions. Second operand 29 states. [2018-04-11 13:53:32,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:53:32,585 INFO L93 Difference]: Finished difference Result 2153 states and 2164 transitions. [2018-04-11 13:53:32,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-11 13:53:32,586 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 2063 [2018-04-11 13:53:32,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:53:32,588 INFO L225 Difference]: With dead ends: 2153 [2018-04-11 13:53:32,588 INFO L226 Difference]: Without dead ends: 2153 [2018-04-11 13:53:32,588 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1005, Invalid=1751, Unknown=0, NotChecked=0, Total=2756 [2018-04-11 13:53:32,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2153 states. [2018-04-11 13:53:32,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2153 to 2121. [2018-04-11 13:53:32,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2121 states. [2018-04-11 13:53:32,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 2121 states and 2132 transitions. [2018-04-11 13:53:32,596 INFO L78 Accepts]: Start accepts. Automaton has 2121 states and 2132 transitions. Word has length 2063 [2018-04-11 13:53:32,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:53:32,597 INFO L459 AbstractCegarLoop]: Abstraction has 2121 states and 2132 transitions. [2018-04-11 13:53:32,597 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-11 13:53:32,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2132 transitions. [2018-04-11 13:53:32,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2070 [2018-04-11 13:53:32,613 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:53:32,614 INFO L355 BasicCegarLoop]: trace histogram [321, 299, 299, 298, 298, 298, 23, 23, 23, 23, 23, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:53:32,614 INFO L408 AbstractCegarLoop]: === Iteration 79 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:53:32,614 INFO L82 PathProgramCache]: Analyzing trace with hash -194513996, now seen corresponding path program 68 times [2018-04-11 13:53:32,614 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:53:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:53:32,711 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:53:40,283 INFO L134 CoverageAnalysis]: Checked inductivity of 282748 backedges. 41674 proven. 1752 refuted. 0 times theorem prover too weak. 239322 trivial. 0 not checked. [2018-04-11 13:53:40,283 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:53:40,284 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-11 13:53:40,284 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:53:40,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:53:40,284 INFO L182 omatonBuilderFactory]: Interpolants [116431#true, 116433#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 116432#false, 116435#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116434#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 116437#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116436#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 116439#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116438#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116441#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116440#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116443#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116442#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116445#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116444#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116447#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116446#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116449#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116448#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116451#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116450#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116453#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116452#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116455#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 20) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116454#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116457#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 22) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116456#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 21) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116459#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 24) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116458#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 23) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 116460#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 24) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:53:40,287 INFO L134 CoverageAnalysis]: Checked inductivity of 282748 backedges. 41674 proven. 1752 refuted. 0 times theorem prover too weak. 239322 trivial. 0 not checked. [2018-04-11 13:53:40,288 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-11 13:53:40,288 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-11 13:53:40,288 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=359, Invalid=511, Unknown=0, NotChecked=0, Total=870 [2018-04-11 13:53:40,288 INFO L87 Difference]: Start difference. First operand 2121 states and 2132 transitions. Second operand 30 states. [2018-04-11 13:53:40,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:53:40,958 INFO L93 Difference]: Finished difference Result 2162 states and 2174 transitions. [2018-04-11 13:53:40,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-11 13:53:40,958 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 2069 [2018-04-11 13:53:40,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:53:40,961 INFO L225 Difference]: With dead ends: 2162 [2018-04-11 13:53:40,961 INFO L226 Difference]: Without dead ends: 2162 [2018-04-11 13:53:40,962 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1084, Invalid=1886, Unknown=0, NotChecked=0, Total=2970 [2018-04-11 13:53:40,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2162 states. [2018-04-11 13:53:40,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2162 to 2127. [2018-04-11 13:53:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2127 states. [2018-04-11 13:53:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 2127 states and 2139 transitions. [2018-04-11 13:53:40,974 INFO L78 Accepts]: Start accepts. Automaton has 2127 states and 2139 transitions. Word has length 2069 [2018-04-11 13:53:40,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:53:40,975 INFO L459 AbstractCegarLoop]: Abstraction has 2127 states and 2139 transitions. [2018-04-11 13:53:40,975 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-11 13:53:40,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2139 transitions. [2018-04-11 13:53:40,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2076 [2018-04-11 13:53:40,993 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:53:40,993 INFO L355 BasicCegarLoop]: trace histogram [322, 300, 300, 299, 299, 299, 23, 23, 23, 23, 23, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:53:40,993 INFO L408 AbstractCegarLoop]: === Iteration 80 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:53:40,994 INFO L82 PathProgramCache]: Analyzing trace with hash 999025788, now seen corresponding path program 69 times [2018-04-11 13:53:40,994 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:53:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:53:41,100 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:53:49,697 INFO L134 CoverageAnalysis]: Checked inductivity of 284584 backedges. 43362 proven. 1900 refuted. 0 times theorem prover too weak. 239322 trivial. 0 not checked. [2018-04-11 13:53:49,697 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:53:49,697 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-11 13:53:49,697 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:53:49,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:53:49,698 INFO L182 omatonBuilderFactory]: Interpolants [120801#false, 120800#true, 120803#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 120802#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 120805#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 120804#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120807#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120806#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120809#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120808#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120811#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120810#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120813#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120812#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120815#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120814#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120817#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120816#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120819#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120818#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120821#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120820#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120823#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120822#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120825#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 21) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120824#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 20) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120827#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 23) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120826#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 22) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120829#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 25) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120828#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 24) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 120830#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 25) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:53:49,701 INFO L134 CoverageAnalysis]: Checked inductivity of 284584 backedges. 43362 proven. 1900 refuted. 0 times theorem prover too weak. 239322 trivial. 0 not checked. [2018-04-11 13:53:49,701 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-11 13:53:49,702 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-11 13:53:49,702 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=386, Invalid=544, Unknown=0, NotChecked=0, Total=930 [2018-04-11 13:53:49,702 INFO L87 Difference]: Start difference. First operand 2127 states and 2139 transitions. Second operand 31 states. [2018-04-11 13:53:50,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:53:50,361 INFO L93 Difference]: Finished difference Result 2171 states and 2184 transitions. [2018-04-11 13:53:50,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-11 13:53:50,361 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 2075 [2018-04-11 13:53:50,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:53:50,364 INFO L225 Difference]: With dead ends: 2171 [2018-04-11 13:53:50,364 INFO L226 Difference]: Without dead ends: 2171 [2018-04-11 13:53:50,364 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 349 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1166, Invalid=2026, Unknown=0, NotChecked=0, Total=3192 [2018-04-11 13:53:50,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2171 states. [2018-04-11 13:53:50,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2171 to 2133. [2018-04-11 13:53:50,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2133 states. [2018-04-11 13:53:50,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 2133 states and 2146 transitions. [2018-04-11 13:53:50,374 INFO L78 Accepts]: Start accepts. Automaton has 2133 states and 2146 transitions. Word has length 2075 [2018-04-11 13:53:50,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:53:50,374 INFO L459 AbstractCegarLoop]: Abstraction has 2133 states and 2146 transitions. [2018-04-11 13:53:50,374 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-11 13:53:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2146 transitions. [2018-04-11 13:53:50,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2082 [2018-04-11 13:53:50,391 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:53:50,391 INFO L355 BasicCegarLoop]: trace histogram [323, 301, 301, 300, 300, 300, 23, 23, 23, 23, 23, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:53:50,391 INFO L408 AbstractCegarLoop]: === Iteration 81 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:53:50,392 INFO L82 PathProgramCache]: Analyzing trace with hash -1179373756, now seen corresponding path program 70 times [2018-04-11 13:53:50,392 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:53:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:53:50,494 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 13:53:58,578 INFO L134 CoverageAnalysis]: Checked inductivity of 286426 backedges. 45050 proven. 2054 refuted. 0 times theorem prover too weak. 239322 trivial. 0 not checked. [2018-04-11 13:53:58,578 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 13:53:58,578 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-11 13:53:58,579 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 13:53:58,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 13:53:58,579 INFO L182 omatonBuilderFactory]: Interpolants [125187#true, 125189#(and (= 32 (select |#length| |main_~#mask~0.base|)) (= 0 |main_~#mask~0.offset|)), 125188#false, 125191#(and (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 0) (= 32 (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base)) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125190#(and (= 0 |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.offset|) (= 32 (select |#length| |__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_#in~b.base|))), 125193#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 2) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125192#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 1)), 125195#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 4) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125194#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 3) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125197#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 6) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125196#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 5) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125199#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 8) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125198#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 7) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125201#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 10) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125200#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 9) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125203#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 12) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125202#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 11) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125205#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 14) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125204#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 13) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125207#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 16) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125206#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 15) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125209#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 18) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125208#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 17) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125211#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 20) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125210#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 19) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125213#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 22) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125212#(and (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 21) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125215#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 24) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125214#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 23) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125217#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 26) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125216#(and (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 25) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0)), 125218#(and (<= 0 __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0) (= (select |#length| __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.base) 32) (<= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~i~0 26) (= __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__foo_~b.offset 0))] [2018-04-11 13:53:58,583 INFO L134 CoverageAnalysis]: Checked inductivity of 286426 backedges. 45050 proven. 2054 refuted. 0 times theorem prover too weak. 239322 trivial. 0 not checked. [2018-04-11 13:53:58,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-11 13:53:58,583 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-11 13:53:58,583 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=414, Invalid=578, Unknown=0, NotChecked=0, Total=992 [2018-04-11 13:53:58,583 INFO L87 Difference]: Start difference. First operand 2133 states and 2146 transitions. Second operand 32 states. [2018-04-11 13:53:59,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 13:53:59,271 INFO L93 Difference]: Finished difference Result 2180 states and 2194 transitions. [2018-04-11 13:53:59,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-11 13:53:59,272 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 2081 [2018-04-11 13:53:59,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 13:53:59,274 INFO L225 Difference]: With dead ends: 2180 [2018-04-11 13:53:59,274 INFO L226 Difference]: Without dead ends: 2180 [2018-04-11 13:53:59,275 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 376 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1251, Invalid=2171, Unknown=0, NotChecked=0, Total=3422 [2018-04-11 13:53:59,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2180 states. [2018-04-11 13:53:59,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2180 to 2139. [2018-04-11 13:53:59,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2139 states. [2018-04-11 13:53:59,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 2139 states and 2153 transitions. [2018-04-11 13:53:59,285 INFO L78 Accepts]: Start accepts. Automaton has 2139 states and 2153 transitions. Word has length 2081 [2018-04-11 13:53:59,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 13:53:59,286 INFO L459 AbstractCegarLoop]: Abstraction has 2139 states and 2153 transitions. [2018-04-11 13:53:59,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-11 13:53:59,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 2153 transitions. [2018-04-11 13:53:59,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2088 [2018-04-11 13:53:59,303 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 13:53:59,303 INFO L355 BasicCegarLoop]: trace histogram [324, 302, 302, 301, 301, 301, 23, 23, 23, 23, 23, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 13:53:59,303 INFO L408 AbstractCegarLoop]: === Iteration 82 === [__U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr0AssertViolationARRAY_INDEX, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr2RequiresViolation, __U_MULTI_fArraysWithLenghtAtDeclaration_false_valid_deref_read_c__fooErr1RequiresViolation, mainErr1AssertViolationARRAY_INDEX, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0AssertViolationARRAY_INDEX]=== [2018-04-11 13:53:59,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1459536884, now seen corresponding path program 71 times [2018-04-11 13:53:59,304 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 13:53:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 13:53:59,407 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. Received shutdown request... [2018-04-11 13:54:05,940 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-11 13:54:05,943 WARN L197 ceAbstractionStarter]: Timeout [2018-04-11 13:54:05,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 01:54:05 BoogieIcfgContainer [2018-04-11 13:54:05,943 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 13:54:05,944 INFO L168 Benchmark]: Toolchain (without parser) took 184711.72 ms. Allocated memory was 403.2 MB in the beginning and 2.6 GB in the end (delta: 2.2 GB). Free memory was 340.0 MB in the beginning and 1.2 GB in the end (delta: -899.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 5.3 GB. [2018-04-11 13:54:05,945 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 403.2 MB. Free memory is still 362.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 13:54:05,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.51 ms. Allocated memory is still 403.2 MB. Free memory was 340.0 MB in the beginning and 329.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 5.3 GB. [2018-04-11 13:54:05,945 INFO L168 Benchmark]: Boogie Preprocessor took 27.08 ms. Allocated memory is still 403.2 MB. Free memory is still 329.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 13:54:05,945 INFO L168 Benchmark]: RCFGBuilder took 235.38 ms. Allocated memory was 403.2 MB in the beginning and 572.0 MB in the end (delta: 168.8 MB). Free memory was 329.3 MB in the beginning and 534.6 MB in the end (delta: -205.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 5.3 GB. [2018-04-11 13:54:05,945 INFO L168 Benchmark]: TraceAbstraction took 184204.73 ms. Allocated memory was 572.0 MB in the beginning and 2.6 GB in the end (delta: 2.0 GB). Free memory was 534.6 MB in the beginning and 1.2 GB in the end (delta: -704.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 5.3 GB. [2018-04-11 13:54:05,946 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 403.2 MB. Free memory is still 362.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 241.51 ms. Allocated memory is still 403.2 MB. Free memory was 340.0 MB in the beginning and 329.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 27.08 ms. Allocated memory is still 403.2 MB. Free memory is still 329.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * RCFGBuilder took 235.38 ms. Allocated memory was 403.2 MB in the beginning and 572.0 MB in the end (delta: 168.8 MB). Free memory was 329.3 MB in the beginning and 534.6 MB in the end (delta: -205.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 184204.73 ms. Allocated memory was 572.0 MB in the beginning and 2.6 GB in the end (delta: 2.0 GB). Free memory was 534.6 MB in the beginning and 1.2 GB in the end (delta: -704.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that array index is always in bounds (line 18). Cancelled while BasicCegarLoop was analyzing trace of length 2088 with TraceHistMax 324, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 19 known predicates. - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 18). Cancelled while BasicCegarLoop was analyzing trace of length 2088 with TraceHistMax 324, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 19 known predicates. - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 18). Cancelled while BasicCegarLoop was analyzing trace of length 2088 with TraceHistMax 324, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 19 known predicates. - TimeoutResultAtElement [Line: 30]: Timeout (TraceAbstraction) Unable to prove that array index is always in bounds (line 30). Cancelled while BasicCegarLoop was analyzing trace of length 2088 with TraceHistMax 324, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 19 known predicates. - TimeoutResultAtElement [Line: 23]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 23). Cancelled while BasicCegarLoop was analyzing trace of length 2088 with TraceHistMax 324, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 19 known predicates. - TimeoutResultAtElement [Line: 27]: Timeout (TraceAbstraction) Unable to prove that array index is always in bounds (line 27). Cancelled while BasicCegarLoop was analyzing trace of length 2088 with TraceHistMax 324, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PredicateComparison was comparing new predicate (quantifier-free) to 19 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 46 locations, 6 error locations. TIMEOUT Result, 184.1s OverallTime, 82 OverallIterations, 324 TraceHistogramMax, 33.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2421 SDtfs, 18333 SDslu, 19979 SDs, 0 SdLazy, 54361 SolverSat, 2129 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3074 GetRequests, 136 SyntacticMatches, 33 SemanticMatches, 2905 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33033 ImplicationChecksByTransitivity, 30.1s Time, 0.1s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2139occurred in iteration=81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 4475351/4568119 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 81 MinimizatonAttempts, 1783 StatesRemovedByMinimization, 80 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 115.9s InterpolantComputationTime, 56207 NumberOfCodeBlocks, 56207 NumberOfCodeBlocksAsserted, 81 NumberOfCheckSat, 56126 ConstructedInterpolants, 0 QuantifiedInterpolants, 150766013 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 81 InterpolantComputations, 5 PerfectInterpolantSequences, 4475351/4568119 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ArraysWithLenghtAtDeclaration_false-valid-deref-read.c_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_13-54-05-951.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ArraysWithLenghtAtDeclaration_false-valid-deref-read.c_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_13-54-05-951.csv Completed graceful shutdown