java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ.epf -i ../../../trunk/examples/svcomp/memsafety/test-0236_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 14:27:15,555 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 14:27:15,556 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 14:27:15,572 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 14:27:15,572 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 14:27:15,573 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 14:27:15,574 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 14:27:15,576 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 14:27:15,578 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 14:27:15,578 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 14:27:15,579 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 14:27:15,580 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 14:27:15,581 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 14:27:15,582 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 14:27:15,583 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 14:27:15,585 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 14:27:15,587 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 14:27:15,589 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 14:27:15,591 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 14:27:15,592 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 14:27:15,594 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-23 14:27:15,599 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 14:27:15,600 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 14:27:15,600 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ.epf [2018-01-23 14:27:15,609 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 14:27:15,609 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 14:27:15,610 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 14:27:15,610 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 14:27:15,610 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 14:27:15,610 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 14:27:15,610 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 14:27:15,611 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 14:27:15,611 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 14:27:15,611 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 14:27:15,611 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 14:27:15,611 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 14:27:15,612 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 14:27:15,612 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 14:27:15,612 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 14:27:15,612 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 14:27:15,612 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 14:27:15,612 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 14:27:15,612 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 14:27:15,613 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 14:27:15,613 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 14:27:15,613 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 14:27:15,613 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 14:27:15,613 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 14:27:15,614 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 14:27:15,614 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 14:27:15,614 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 14:27:15,614 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 14:27:15,614 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 14:27:15,614 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 14:27:15,614 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 14:27:15,615 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 14:27:15,615 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 14:27:15,615 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 14:27:15,615 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 14:27:15,616 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 14:27:15,616 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 14:27:15,651 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 14:27:15,663 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 14:27:15,667 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 14:27:15,668 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 14:27:15,668 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 14:27:15,669 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0236_true-valid-memsafety.i [2018-01-23 14:27:15,854 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 14:27:15,859 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 14:27:15,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 14:27:15,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 14:27:15,866 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 14:27:15,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 02:27:15" (1/1) ... [2018-01-23 14:27:15,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c517b10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:15, skipping insertion in model container [2018-01-23 14:27:15,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 02:27:15" (1/1) ... [2018-01-23 14:27:15,884 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 14:27:15,930 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 14:27:16,069 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 14:27:16,099 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 14:27:16,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:16 WrapperNode [2018-01-23 14:27:16,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 14:27:16,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 14:27:16,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 14:27:16,114 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 14:27:16,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:16" (1/1) ... [2018-01-23 14:27:16,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:16" (1/1) ... [2018-01-23 14:27:16,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:16" (1/1) ... [2018-01-23 14:27:16,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:16" (1/1) ... [2018-01-23 14:27:16,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:16" (1/1) ... [2018-01-23 14:27:16,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:16" (1/1) ... [2018-01-23 14:27:16,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:16" (1/1) ... [2018-01-23 14:27:16,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 14:27:16,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 14:27:16,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 14:27:16,166 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 14:27:16,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:16" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 14:27:16,219 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 14:27:16,219 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 14:27:16,219 INFO L136 BoogieDeclarations]: Found implementation of procedure calloc_model [2018-01-23 14:27:16,219 INFO L136 BoogieDeclarations]: Found implementation of procedure zalloc_or_die [2018-01-23 14:27:16,219 INFO L136 BoogieDeclarations]: Found implementation of procedure l4_insert [2018-01-23 14:27:16,220 INFO L136 BoogieDeclarations]: Found implementation of procedure l3_insert [2018-01-23 14:27:16,220 INFO L136 BoogieDeclarations]: Found implementation of procedure l2_insert [2018-01-23 14:27:16,220 INFO L136 BoogieDeclarations]: Found implementation of procedure l1_insert [2018-01-23 14:27:16,220 INFO L136 BoogieDeclarations]: Found implementation of procedure l0_insert [2018-01-23 14:27:16,220 INFO L136 BoogieDeclarations]: Found implementation of procedure l4_destroy [2018-01-23 14:27:16,220 INFO L136 BoogieDeclarations]: Found implementation of procedure l3_destroy [2018-01-23 14:27:16,220 INFO L136 BoogieDeclarations]: Found implementation of procedure l2_destroy [2018-01-23 14:27:16,221 INFO L136 BoogieDeclarations]: Found implementation of procedure l1_destroy [2018-01-23 14:27:16,221 INFO L136 BoogieDeclarations]: Found implementation of procedure l0_destroy [2018-01-23 14:27:16,221 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 14:27:16,221 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-23 14:27:16,221 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-23 14:27:16,221 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 14:27:16,222 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 14:27:16,222 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 14:27:16,222 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-23 14:27:16,222 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-23 14:27:16,222 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-23 14:27:16,222 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-23 14:27:16,222 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-01-23 14:27:16,222 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-23 14:27:16,223 INFO L128 BoogieDeclarations]: Found specification of procedure calloc_model [2018-01-23 14:27:16,223 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 14:27:16,223 INFO L128 BoogieDeclarations]: Found specification of procedure zalloc_or_die [2018-01-23 14:27:16,223 INFO L128 BoogieDeclarations]: Found specification of procedure l4_insert [2018-01-23 14:27:16,223 INFO L128 BoogieDeclarations]: Found specification of procedure l3_insert [2018-01-23 14:27:16,223 INFO L128 BoogieDeclarations]: Found specification of procedure l2_insert [2018-01-23 14:27:16,223 INFO L128 BoogieDeclarations]: Found specification of procedure l1_insert [2018-01-23 14:27:16,223 INFO L128 BoogieDeclarations]: Found specification of procedure l0_insert [2018-01-23 14:27:16,223 INFO L128 BoogieDeclarations]: Found specification of procedure l4_destroy [2018-01-23 14:27:16,223 INFO L128 BoogieDeclarations]: Found specification of procedure l3_destroy [2018-01-23 14:27:16,223 INFO L128 BoogieDeclarations]: Found specification of procedure l2_destroy [2018-01-23 14:27:16,224 INFO L128 BoogieDeclarations]: Found specification of procedure l1_destroy [2018-01-23 14:27:16,224 INFO L128 BoogieDeclarations]: Found specification of procedure l0_destroy [2018-01-23 14:27:16,224 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 14:27:16,224 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 14:27:16,224 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 14:27:16,827 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 14:27:16,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 02:27:16 BoogieIcfgContainer [2018-01-23 14:27:16,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 14:27:16,829 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-23 14:27:16,829 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-23 14:27:16,831 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-23 14:27:16,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.01 02:27:15" (1/3) ... [2018-01-23 14:27:16,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c2516c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 02:27:16, skipping insertion in model container [2018-01-23 14:27:16,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:16" (2/3) ... [2018-01-23 14:27:16,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c2516c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 02:27:16, skipping insertion in model container [2018-01-23 14:27:16,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 02:27:16" (3/3) ... [2018-01-23 14:27:16,835 INFO L105 eAbstractionObserver]: Analyzing ICFG test-0236_true-valid-memsafety.i [2018-01-23 14:27:16,842 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-23 14:27:16,849 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2018-01-23 14:27:16,896 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:16,896 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:16,896 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:16,897 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:16,897 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:16,897 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:16,897 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:16,897 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l3_destroyErr0EnsuresViolation======== [2018-01-23 14:27:16,898 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:16,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-01-23 14:27:16,934 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:16,935 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:16,935 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l3_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:16,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1954496071, now seen corresponding path program 1 times [2018-01-23 14:27:16,941 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:16,941 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:16,996 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:16,997 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:16,997 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:17,052 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:17,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:17,099 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:17,100 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:17,102 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:17,117 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:17,118 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:17,121 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-01-23 14:27:17,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:17,259 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-01-23 14:27:17,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:17,261 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 25 [2018-01-23 14:27:17,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:17,274 INFO L225 Difference]: With dead ends: 356 [2018-01-23 14:27:17,274 INFO L226 Difference]: Without dead ends: 161 [2018-01-23 14:27:17,281 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:17,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-01-23 14:27:17,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-01-23 14:27:17,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-01-23 14:27:17,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 176 transitions. [2018-01-23 14:27:17,336 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 176 transitions. Word has length 25 [2018-01-23 14:27:17,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:17,336 INFO L432 AbstractCegarLoop]: Abstraction has 161 states and 176 transitions. [2018-01-23 14:27:17,336 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 176 transitions. [2018-01-23 14:27:17,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-01-23 14:27:17,342 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:17,343 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:17,343 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l3_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:17,343 INFO L82 PathProgramCache]: Analyzing trace with hash -935573337, now seen corresponding path program 1 times [2018-01-23 14:27:17,343 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:17,344 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:17,344 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:17,345 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:17,345 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:17,399 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:17,570 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:17,570 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:17,570 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:17,582 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:17,804 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:17,853 WARN L1029 $PredicateComparison]: unable to prove that (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1)))) is different from true [2018-01-23 14:27:17,876 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:17,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 13 [2018-01-23 14:27:17,885 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:17,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-01-23 14:27:17,889 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:17,905 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((v_prenex_1 Int)) (and (= |c_#valid| (store |c_old(#valid)| v_prenex_1 1)) (<= (select |c_old(#valid)| v_prenex_1) 0)))) is different from true [2018-01-23 14:27:17,982 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-01-23 14:27:18,004 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:18,004 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:18,006 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:18,006 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:18,006 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:18,006 INFO L87 Difference]: Start difference. First operand 161 states and 176 transitions. Second operand 6 states. [2018-01-23 14:27:18,067 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1))))) is different from true [2018-01-23 14:27:18,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:18,075 INFO L93 Difference]: Finished difference Result 177 states and 196 transitions. [2018-01-23 14:27:18,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:18,076 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 222 [2018-01-23 14:27:18,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:18,076 INFO L225 Difference]: With dead ends: 177 [2018-01-23 14:27:18,076 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:18,078 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=14, Unknown=3, NotChecked=24, Total=56 [2018-01-23 14:27:18,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:18,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:18,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:18,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:18,078 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 222 [2018-01-23 14:27:18,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:18,079 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:18,079 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:18,079 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:18,079 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:18,083 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:18,339 INFO L401 ceAbstractionStarter]: For program point L838'''(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:18,339 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:18,340 INFO L401 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-01-23 14:27:18,340 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:18,340 INFO L404 ceAbstractionStarter]: At program point L838''(lines 838 844) the Hoare annotation is: true [2018-01-23 14:27:18,340 INFO L401 ceAbstractionStarter]: For program point L839''(line 839) no Hoare annotation was computed. [2018-01-23 14:27:18,341 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:18,341 INFO L401 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:18,341 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 836 845) the Hoare annotation is: true [2018-01-23 14:27:18,341 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:18,341 INFO L401 ceAbstractionStarter]: For program point L841'(line 841) no Hoare annotation was computed. [2018-01-23 14:27:18,341 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:18,342 INFO L404 ceAbstractionStarter]: At program point L839'(line 839) the Hoare annotation is: true [2018-01-23 14:27:18,342 INFO L401 ceAbstractionStarter]: For program point L819'''(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:18,342 INFO L397 ceAbstractionStarter]: At program point L819''(lines 819 821) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:18,342 INFO L397 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:18,342 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:18,342 INFO L401 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-01-23 14:27:18,343 INFO L401 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-01-23 14:27:18,343 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-23 14:27:18,343 INFO L397 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (= |#valid| |old(#valid)|)) [2018-01-23 14:27:18,343 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:18,344 INFO L401 ceAbstractionStarter]: For program point L823'(line 823) no Hoare annotation was computed. [2018-01-23 14:27:18,344 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:18,344 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 816 825) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (= |#valid| |old(#valid)|)) [2018-01-23 14:27:18,344 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:18,344 INFO L401 ceAbstractionStarter]: For program point L819(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:18,344 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:18,345 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:18,345 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:18,345 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:18,345 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:18,345 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:18,345 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-23 14:27:18,345 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:18,346 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:18,346 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 826 835) the Hoare annotation is: true [2018-01-23 14:27:18,346 INFO L401 ceAbstractionStarter]: For program point L829''(line 829) no Hoare annotation was computed. [2018-01-23 14:27:18,346 INFO L404 ceAbstractionStarter]: At program point L828''(lines 828 834) the Hoare annotation is: true [2018-01-23 14:27:18,346 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:18,347 INFO L401 ceAbstractionStarter]: For program point L828(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:18,347 INFO L401 ceAbstractionStarter]: For program point L831'(line 831) no Hoare annotation was computed. [2018-01-23 14:27:18,347 INFO L401 ceAbstractionStarter]: For program point L828'''(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:18,347 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:18,347 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:18,347 INFO L401 ceAbstractionStarter]: For program point L799(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:18,347 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:18,347 INFO L404 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: true [2018-01-23 14:27:18,348 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:18,348 INFO L401 ceAbstractionStarter]: For program point L799'''(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:18,348 INFO L401 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-01-23 14:27:18,348 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 796 805) the Hoare annotation is: true [2018-01-23 14:27:18,348 INFO L404 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: true [2018-01-23 14:27:18,348 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:18,348 INFO L401 ceAbstractionStarter]: For program point L800'(line 800) no Hoare annotation was computed. [2018-01-23 14:27:18,348 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:18,349 INFO L401 ceAbstractionStarter]: For program point L798'(line 798) no Hoare annotation was computed. [2018-01-23 14:27:18,349 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:18,349 INFO L404 ceAbstractionStarter]: At program point L799''(lines 799 801) the Hoare annotation is: true [2018-01-23 14:27:18,349 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:18,349 INFO L397 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:18,349 INFO L397 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (= |#valid| |old(#valid)|)) [2018-01-23 14:27:18,350 INFO L401 ceAbstractionStarter]: For program point L882'(line 882) no Hoare annotation was computed. [2018-01-23 14:27:18,350 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:18,350 INFO L401 ceAbstractionStarter]: For program point L880'(line 880) no Hoare annotation was computed. [2018-01-23 14:27:18,350 INFO L401 ceAbstractionStarter]: For program point L879(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:18,350 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:18,350 INFO L397 ceAbstractionStarter]: At program point L879''(lines 879 881) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (= |#valid| |old(#valid)|)) [2018-01-23 14:27:18,350 INFO L401 ceAbstractionStarter]: For program point L879'''(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:18,350 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:18,351 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-23 14:27:18,351 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:18,351 INFO L401 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-01-23 14:27:18,351 INFO L401 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-01-23 14:27:18,351 INFO L404 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: true [2018-01-23 14:27:18,351 INFO L401 ceAbstractionStarter]: For program point L793'(line 793) no Hoare annotation was computed. [2018-01-23 14:27:18,351 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:18,351 INFO L401 ceAbstractionStarter]: For program point L789(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:18,352 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 786 795) the Hoare annotation is: true [2018-01-23 14:27:18,352 INFO L401 ceAbstractionStarter]: For program point L788'(line 788) no Hoare annotation was computed. [2018-01-23 14:27:18,352 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:18,352 INFO L401 ceAbstractionStarter]: For program point L789'''(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:18,352 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:18,352 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:18,352 INFO L404 ceAbstractionStarter]: At program point L789''(lines 789 791) the Hoare annotation is: true [2018-01-23 14:27:18,352 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:18,353 INFO L404 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: true [2018-01-23 14:27:18,353 INFO L404 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: true [2018-01-23 14:27:18,353 INFO L401 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-01-23 14:27:18,353 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:18,353 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:18,353 INFO L401 ceAbstractionStarter]: For program point L813'(line 813) no Hoare annotation was computed. [2018-01-23 14:27:18,353 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 806 815) the Hoare annotation is: true [2018-01-23 14:27:18,353 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:18,354 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:18,354 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:18,354 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:18,354 INFO L404 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-01-23 14:27:18,354 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:18,354 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:18,354 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:18,354 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:18,355 INFO L401 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-01-23 14:27:18,355 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-23 14:27:18,355 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:18,355 INFO L401 ceAbstractionStarter]: For program point L870'(line 870) no Hoare annotation was computed. [2018-01-23 14:27:18,355 INFO L401 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-01-23 14:27:18,355 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:18,355 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:18,355 INFO L404 ceAbstractionStarter]: At program point L868''(lines 868 874) the Hoare annotation is: true [2018-01-23 14:27:18,356 INFO L404 ceAbstractionStarter]: At program point L869'(line 869) the Hoare annotation is: true [2018-01-23 14:27:18,356 INFO L401 ceAbstractionStarter]: For program point L869''(line 869) no Hoare annotation was computed. [2018-01-23 14:27:18,356 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 866 875) the Hoare annotation is: true [2018-01-23 14:27:18,356 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:18,356 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:18,356 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (= |#valid| |old(#valid)|)) [2018-01-23 14:27:18,357 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:18,357 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:18,357 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:18,357 INFO L397 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |#valid| (store |old(#valid)| |calloc_model_#t~malloc0.base| 1))))) [2018-01-23 14:27:18,357 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:18,357 INFO L404 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: true [2018-01-23 14:27:18,357 INFO L401 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-01-23 14:27:18,357 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:18,358 INFO L401 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-01-23 14:27:18,358 INFO L401 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-01-23 14:27:18,358 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:18,358 INFO L401 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2018-01-23 14:27:18,358 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:18,358 INFO L401 ceAbstractionStarter]: For program point L782'(line 782) no Hoare annotation was computed. [2018-01-23 14:27:18,358 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:18,358 INFO L401 ceAbstractionStarter]: For program point L780'(line 780) no Hoare annotation was computed. [2018-01-23 14:27:18,359 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:18,359 INFO L404 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: true [2018-01-23 14:27:18,359 INFO L401 ceAbstractionStarter]: For program point L779'(line 779) no Hoare annotation was computed. [2018-01-23 14:27:18,359 INFO L401 ceAbstractionStarter]: For program point L780''(line 780) no Hoare annotation was computed. [2018-01-23 14:27:18,359 INFO L401 ceAbstractionStarter]: For program point L781''(line 781) no Hoare annotation was computed. [2018-01-23 14:27:18,359 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 777 785) the Hoare annotation is: true [2018-01-23 14:27:18,359 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:18,359 INFO L401 ceAbstractionStarter]: For program point L773(lines 773 774) no Hoare annotation was computed. [2018-01-23 14:27:18,360 INFO L397 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (= |#valid| |old(#valid)|)) [2018-01-23 14:27:18,360 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:18,360 INFO L401 ceAbstractionStarter]: For program point L772'(line 772) no Hoare annotation was computed. [2018-01-23 14:27:18,360 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 770 776) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (= |#valid| |old(#valid)|)) [2018-01-23 14:27:18,360 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:18,360 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:18,360 INFO L401 ceAbstractionStarter]: For program point L878'(line 878) no Hoare annotation was computed. [2018-01-23 14:27:18,360 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:18,360 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:18,361 INFO L401 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-01-23 14:27:18,361 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:18,361 INFO L401 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-01-23 14:27:18,361 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:18,361 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:18,361 INFO L401 ceAbstractionStarter]: For program point L861'(line 861) no Hoare annotation was computed. [2018-01-23 14:27:18,361 INFO L401 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:18,361 INFO L401 ceAbstractionStarter]: For program point L859''(line 859) no Hoare annotation was computed. [2018-01-23 14:27:18,361 INFO L404 ceAbstractionStarter]: At program point L858''(lines 858 864) the Hoare annotation is: true [2018-01-23 14:27:18,361 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:18,361 INFO L401 ceAbstractionStarter]: For program point L858'''(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:18,361 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 856 865) the Hoare annotation is: true [2018-01-23 14:27:18,361 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:18,362 INFO L404 ceAbstractionStarter]: At program point L859'(line 859) the Hoare annotation is: true [2018-01-23 14:27:18,362 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:18,362 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 883) the Hoare annotation is: true [2018-01-23 14:27:18,362 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:18,362 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 883) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:18,362 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:18,362 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:18,362 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:18,362 INFO L401 ceAbstractionStarter]: For program point L848'''(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:18,362 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:18,362 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:18,362 INFO L401 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-01-23 14:27:18,362 INFO L401 ceAbstractionStarter]: For program point L849''(line 849) no Hoare annotation was computed. [2018-01-23 14:27:18,363 INFO L404 ceAbstractionStarter]: At program point L848''(lines 848 854) the Hoare annotation is: true [2018-01-23 14:27:18,363 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:18,363 INFO L401 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:18,363 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 846 855) the Hoare annotation is: true [2018-01-23 14:27:18,363 INFO L401 ceAbstractionStarter]: For program point L851'(line 851) no Hoare annotation was computed. [2018-01-23 14:27:18,363 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:18,363 INFO L404 ceAbstractionStarter]: At program point L849'(line 849) the Hoare annotation is: true [2018-01-23 14:27:18,366 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:18,367 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:18,367 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:18,367 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:18,367 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:18,367 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:18,367 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:18,367 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l0_insertErr0EnsuresViolation======== [2018-01-23 14:27:18,367 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:18,371 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:18,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-01-23 14:27:18,373 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:18,373 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:18,373 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l0_insertErr0EnsuresViolation]=== [2018-01-23 14:27:18,373 INFO L82 PathProgramCache]: Analyzing trace with hash -1533472053, now seen corresponding path program 1 times [2018-01-23 14:27:18,373 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:18,374 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:18,375 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:18,375 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:18,375 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:18,384 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:18,407 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:18,407 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:18,407 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:18,416 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:18,454 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:18,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:18,480 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:18,480 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:18,480 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:18,481 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:18,481 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:18,481 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-01-23 14:27:18,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:18,500 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-01-23 14:27:18,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:18,500 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 36 [2018-01-23 14:27:18,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:18,502 INFO L225 Difference]: With dead ends: 356 [2018-01-23 14:27:18,502 INFO L226 Difference]: Without dead ends: 101 [2018-01-23 14:27:18,504 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:18,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-01-23 14:27:18,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2018-01-23 14:27:18,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2018-01-23 14:27:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 111 transitions. [2018-01-23 14:27:18,514 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 111 transitions. Word has length 36 [2018-01-23 14:27:18,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:18,516 INFO L432 AbstractCegarLoop]: Abstraction has 101 states and 111 transitions. [2018-01-23 14:27:18,516 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:18,516 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 111 transitions. [2018-01-23 14:27:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-01-23 14:27:18,519 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:18,520 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:18,520 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l0_insertErr0EnsuresViolation]=== [2018-01-23 14:27:18,520 INFO L82 PathProgramCache]: Analyzing trace with hash -14692643, now seen corresponding path program 1 times [2018-01-23 14:27:18,520 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:18,520 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:18,521 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:18,522 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:18,522 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:18,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:18,542 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:18,615 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:18,615 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:18,616 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:18,639 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:18,802 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:18,863 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-01-23 14:27:18,887 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:18,887 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:18,888 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:18,888 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:18,888 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:18,889 INFO L87 Difference]: Start difference. First operand 101 states and 111 transitions. Second operand 3 states. [2018-01-23 14:27:18,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:18,982 INFO L93 Difference]: Finished difference Result 101 states and 111 transitions. [2018-01-23 14:27:18,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:18,982 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 182 [2018-01-23 14:27:18,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:18,983 INFO L225 Difference]: With dead ends: 101 [2018-01-23 14:27:18,984 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:18,984 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:18,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:18,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:18,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:18,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:18,985 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 182 [2018-01-23 14:27:18,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:18,985 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:18,985 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:18,985 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:18,985 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:18,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:19,080 INFO L401 ceAbstractionStarter]: For program point L838'''(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:19,081 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:19,081 INFO L401 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-01-23 14:27:19,081 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:19,081 INFO L404 ceAbstractionStarter]: At program point L838''(lines 838 844) the Hoare annotation is: true [2018-01-23 14:27:19,081 INFO L401 ceAbstractionStarter]: For program point L839''(line 839) no Hoare annotation was computed. [2018-01-23 14:27:19,081 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:19,081 INFO L401 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:19,081 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 836 845) the Hoare annotation is: true [2018-01-23 14:27:19,081 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:19,081 INFO L401 ceAbstractionStarter]: For program point L841'(line 841) no Hoare annotation was computed. [2018-01-23 14:27:19,081 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:19,081 INFO L404 ceAbstractionStarter]: At program point L839'(line 839) the Hoare annotation is: true [2018-01-23 14:27:19,081 INFO L401 ceAbstractionStarter]: For program point L819'''(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:19,082 INFO L397 ceAbstractionStarter]: At program point L819''(lines 819 821) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:19,082 INFO L397 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:19,082 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:19,082 INFO L401 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-01-23 14:27:19,082 INFO L401 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-01-23 14:27:19,082 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-23 14:27:19,082 INFO L397 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,082 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:19,082 INFO L401 ceAbstractionStarter]: For program point L823'(line 823) no Hoare annotation was computed. [2018-01-23 14:27:19,082 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:19,083 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 816 825) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,083 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:19,083 INFO L401 ceAbstractionStarter]: For program point L819(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:19,083 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:19,083 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:19,083 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:19,083 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:19,083 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:19,083 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:19,083 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-23 14:27:19,083 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:19,083 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:19,083 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 826 835) the Hoare annotation is: true [2018-01-23 14:27:19,083 INFO L401 ceAbstractionStarter]: For program point L829''(line 829) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L404 ceAbstractionStarter]: At program point L828''(lines 828 834) the Hoare annotation is: true [2018-01-23 14:27:19,084 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L401 ceAbstractionStarter]: For program point L828(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L401 ceAbstractionStarter]: For program point L831'(line 831) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L401 ceAbstractionStarter]: For program point L828'''(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L401 ceAbstractionStarter]: For program point L799(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L397 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,084 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L401 ceAbstractionStarter]: For program point L799'''(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L401 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-01-23 14:27:19,084 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 796 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,084 INFO L397 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,085 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:19,085 INFO L401 ceAbstractionStarter]: For program point L800'(line 800) no Hoare annotation was computed. [2018-01-23 14:27:19,085 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:19,085 INFO L401 ceAbstractionStarter]: For program point L798'(line 798) no Hoare annotation was computed. [2018-01-23 14:27:19,085 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:19,085 INFO L397 ceAbstractionStarter]: At program point L799''(lines 799 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,085 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:19,085 INFO L397 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:19,085 INFO L397 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,085 INFO L401 ceAbstractionStarter]: For program point L882'(line 882) no Hoare annotation was computed. [2018-01-23 14:27:19,085 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:19,085 INFO L401 ceAbstractionStarter]: For program point L880'(line 880) no Hoare annotation was computed. [2018-01-23 14:27:19,086 INFO L401 ceAbstractionStarter]: For program point L879(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:19,086 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:19,086 INFO L397 ceAbstractionStarter]: At program point L879''(lines 879 881) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,086 INFO L401 ceAbstractionStarter]: For program point L879'''(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:19,086 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:19,086 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,086 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:19,086 INFO L401 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-01-23 14:27:19,086 INFO L401 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-01-23 14:27:19,086 INFO L397 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,086 INFO L401 ceAbstractionStarter]: For program point L793'(line 793) no Hoare annotation was computed. [2018-01-23 14:27:19,086 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:19,086 INFO L401 ceAbstractionStarter]: For program point L789(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:19,087 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 786 795) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,087 INFO L401 ceAbstractionStarter]: For program point L788'(line 788) no Hoare annotation was computed. [2018-01-23 14:27:19,087 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:19,087 INFO L401 ceAbstractionStarter]: For program point L789'''(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:19,087 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:19,087 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:19,087 INFO L397 ceAbstractionStarter]: At program point L789''(lines 789 791) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,087 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:19,087 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,087 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,087 INFO L401 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-01-23 14:27:19,087 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:19,087 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:19,087 INFO L401 ceAbstractionStarter]: For program point L813'(line 813) no Hoare annotation was computed. [2018-01-23 14:27:19,088 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 806 815) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,088 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:19,088 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:19,088 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:19,088 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:19,088 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,088 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:19,088 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:19,088 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:19,088 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:19,088 INFO L401 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-01-23 14:27:19,088 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-23 14:27:19,088 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:19,089 INFO L401 ceAbstractionStarter]: For program point L870'(line 870) no Hoare annotation was computed. [2018-01-23 14:27:19,089 INFO L401 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-01-23 14:27:19,089 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:19,089 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:19,089 INFO L404 ceAbstractionStarter]: At program point L868''(lines 868 874) the Hoare annotation is: true [2018-01-23 14:27:19,089 INFO L404 ceAbstractionStarter]: At program point L869'(line 869) the Hoare annotation is: true [2018-01-23 14:27:19,089 INFO L401 ceAbstractionStarter]: For program point L869''(line 869) no Hoare annotation was computed. [2018-01-23 14:27:19,089 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 866 875) the Hoare annotation is: true [2018-01-23 14:27:19,089 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:19,089 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:19,089 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,089 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:19,089 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L397 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |#valid| (store |old(#valid)| |calloc_model_#t~malloc0.base| 1))))) [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L397 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point L782'(line 782) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:19,090 INFO L401 ceAbstractionStarter]: For program point L780'(line 780) no Hoare annotation was computed. [2018-01-23 14:27:19,091 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:19,091 INFO L397 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,091 INFO L401 ceAbstractionStarter]: For program point L779'(line 779) no Hoare annotation was computed. [2018-01-23 14:27:19,091 INFO L401 ceAbstractionStarter]: For program point L780''(line 780) no Hoare annotation was computed. [2018-01-23 14:27:19,091 INFO L401 ceAbstractionStarter]: For program point L781''(line 781) no Hoare annotation was computed. [2018-01-23 14:27:19,091 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 777 785) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,091 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:19,091 INFO L401 ceAbstractionStarter]: For program point L773(lines 773 774) no Hoare annotation was computed. [2018-01-23 14:27:19,091 INFO L397 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,091 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:19,091 INFO L401 ceAbstractionStarter]: For program point L772'(line 772) no Hoare annotation was computed. [2018-01-23 14:27:19,091 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 770 776) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,091 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point L878'(line 878) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point L861'(line 861) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point L859''(line 859) no Hoare annotation was computed. [2018-01-23 14:27:19,092 INFO L404 ceAbstractionStarter]: At program point L858''(lines 858 864) the Hoare annotation is: true [2018-01-23 14:27:19,092 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:19,093 INFO L401 ceAbstractionStarter]: For program point L858'''(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:19,093 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 856 865) the Hoare annotation is: true [2018-01-23 14:27:19,093 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:19,093 INFO L404 ceAbstractionStarter]: At program point L859'(line 859) the Hoare annotation is: true [2018-01-23 14:27:19,093 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:19,093 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 883) the Hoare annotation is: true [2018-01-23 14:27:19,093 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,093 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 883) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:19,093 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,093 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,093 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:19,093 INFO L401 ceAbstractionStarter]: For program point L848'''(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:19,093 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:19,093 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:19,093 INFO L401 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-01-23 14:27:19,094 INFO L401 ceAbstractionStarter]: For program point L849''(line 849) no Hoare annotation was computed. [2018-01-23 14:27:19,094 INFO L404 ceAbstractionStarter]: At program point L848''(lines 848 854) the Hoare annotation is: true [2018-01-23 14:27:19,094 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:19,094 INFO L401 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:19,094 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 846 855) the Hoare annotation is: true [2018-01-23 14:27:19,094 INFO L401 ceAbstractionStarter]: For program point L851'(line 851) no Hoare annotation was computed. [2018-01-23 14:27:19,094 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:19,094 INFO L404 ceAbstractionStarter]: At program point L849'(line 849) the Hoare annotation is: true [2018-01-23 14:27:19,096 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:19,097 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:19,097 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:19,097 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:19,097 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:19,097 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:19,097 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:19,097 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l4_destroyErr0EnsuresViolation======== [2018-01-23 14:27:19,097 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:19,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-01-23 14:27:19,100 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:19,100 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:19,100 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l4_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:19,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1533017334, now seen corresponding path program 1 times [2018-01-23 14:27:19,100 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:19,100 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:19,101 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:19,101 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:19,101 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:19,107 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:19,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:19,117 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:19,117 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:19,117 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:19,118 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:19,118 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:19,118 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-01-23 14:27:19,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:19,132 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-01-23 14:27:19,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:19,132 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 29 [2018-01-23 14:27:19,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:19,135 INFO L225 Difference]: With dead ends: 356 [2018-01-23 14:27:19,135 INFO L226 Difference]: Without dead ends: 161 [2018-01-23 14:27:19,136 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:19,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-01-23 14:27:19,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-01-23 14:27:19,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-01-23 14:27:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 176 transitions. [2018-01-23 14:27:19,151 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 176 transitions. Word has length 29 [2018-01-23 14:27:19,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:19,151 INFO L432 AbstractCegarLoop]: Abstraction has 161 states and 176 transitions. [2018-01-23 14:27:19,151 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:19,151 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 176 transitions. [2018-01-23 14:27:19,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-01-23 14:27:19,155 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:19,155 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:19,155 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l4_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:19,156 INFO L82 PathProgramCache]: Analyzing trace with hash 1167742484, now seen corresponding path program 1 times [2018-01-23 14:27:19,156 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:19,156 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:19,157 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:19,157 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:19,157 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:19,176 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:19,238 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:19,238 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:19,239 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:19,247 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:19,377 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:19,391 WARN L1029 $PredicateComparison]: unable to prove that (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1)))) is different from true [2018-01-23 14:27:19,397 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:19,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 13 [2018-01-23 14:27:19,398 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:19,413 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-01-23 14:27:19,414 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:19,453 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((v_prenex_2 Int)) (and (= |c_#valid| (store |c_old(#valid)| v_prenex_2 1)) (<= (select |c_old(#valid)| v_prenex_2) 0)))) is different from true [2018-01-23 14:27:19,494 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-01-23 14:27:19,527 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:19,527 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:19,528 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:19,528 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:19,528 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:19,528 INFO L87 Difference]: Start difference. First operand 161 states and 176 transitions. Second operand 6 states. [2018-01-23 14:27:19,554 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1))))) is different from true [2018-01-23 14:27:19,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:19,559 INFO L93 Difference]: Finished difference Result 177 states and 196 transitions. [2018-01-23 14:27:19,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:19,559 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 214 [2018-01-23 14:27:19,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:19,560 INFO L225 Difference]: With dead ends: 177 [2018-01-23 14:27:19,560 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:19,560 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=14, Unknown=3, NotChecked=24, Total=56 [2018-01-23 14:27:19,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:19,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:19,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:19,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:19,561 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 214 [2018-01-23 14:27:19,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:19,561 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:19,561 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:19,561 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:19,561 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:19,561 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:19,711 INFO L401 ceAbstractionStarter]: For program point L838'''(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:19,711 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:19,711 INFO L401 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-01-23 14:27:19,711 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:19,711 INFO L404 ceAbstractionStarter]: At program point L838''(lines 838 844) the Hoare annotation is: true [2018-01-23 14:27:19,712 INFO L401 ceAbstractionStarter]: For program point L839''(line 839) no Hoare annotation was computed. [2018-01-23 14:27:19,712 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:19,712 INFO L401 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:19,712 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 836 845) the Hoare annotation is: true [2018-01-23 14:27:19,712 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:19,712 INFO L401 ceAbstractionStarter]: For program point L841'(line 841) no Hoare annotation was computed. [2018-01-23 14:27:19,712 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:19,712 INFO L404 ceAbstractionStarter]: At program point L839'(line 839) the Hoare annotation is: true [2018-01-23 14:27:19,712 INFO L401 ceAbstractionStarter]: For program point L819'''(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:19,712 INFO L397 ceAbstractionStarter]: At program point L819''(lines 819 821) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:19,713 INFO L397 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:19,713 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:19,713 INFO L401 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-01-23 14:27:19,713 INFO L401 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-01-23 14:27:19,713 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-23 14:27:19,713 INFO L397 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,713 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:19,713 INFO L401 ceAbstractionStarter]: For program point L823'(line 823) no Hoare annotation was computed. [2018-01-23 14:27:19,713 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:19,714 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 816 825) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,714 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:19,714 INFO L401 ceAbstractionStarter]: For program point L819(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:19,714 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:19,714 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:19,714 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:19,714 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:19,714 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:19,714 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:19,714 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-23 14:27:19,714 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:19,715 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:19,715 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 826 835) the Hoare annotation is: true [2018-01-23 14:27:19,715 INFO L401 ceAbstractionStarter]: For program point L829''(line 829) no Hoare annotation was computed. [2018-01-23 14:27:19,715 INFO L404 ceAbstractionStarter]: At program point L828''(lines 828 834) the Hoare annotation is: true [2018-01-23 14:27:19,715 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:19,715 INFO L401 ceAbstractionStarter]: For program point L828(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:19,715 INFO L401 ceAbstractionStarter]: For program point L831'(line 831) no Hoare annotation was computed. [2018-01-23 14:27:19,715 INFO L401 ceAbstractionStarter]: For program point L828'''(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:19,715 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:19,715 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:19,715 INFO L401 ceAbstractionStarter]: For program point L799(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:19,716 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:19,716 INFO L397 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,716 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:19,716 INFO L401 ceAbstractionStarter]: For program point L799'''(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:19,716 INFO L401 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-01-23 14:27:19,716 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 796 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,716 INFO L397 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,716 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:19,716 INFO L401 ceAbstractionStarter]: For program point L800'(line 800) no Hoare annotation was computed. [2018-01-23 14:27:19,716 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:19,716 INFO L401 ceAbstractionStarter]: For program point L798'(line 798) no Hoare annotation was computed. [2018-01-23 14:27:19,717 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:19,717 INFO L397 ceAbstractionStarter]: At program point L799''(lines 799 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,717 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:19,717 INFO L397 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:19,717 INFO L397 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,717 INFO L401 ceAbstractionStarter]: For program point L882'(line 882) no Hoare annotation was computed. [2018-01-23 14:27:19,717 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:19,717 INFO L401 ceAbstractionStarter]: For program point L880'(line 880) no Hoare annotation was computed. [2018-01-23 14:27:19,717 INFO L401 ceAbstractionStarter]: For program point L879(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:19,717 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:19,718 INFO L397 ceAbstractionStarter]: At program point L879''(lines 879 881) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,718 INFO L401 ceAbstractionStarter]: For program point L879'''(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:19,718 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:19,718 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,718 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:19,718 INFO L401 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-01-23 14:27:19,718 INFO L401 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-01-23 14:27:19,718 INFO L397 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,718 INFO L401 ceAbstractionStarter]: For program point L793'(line 793) no Hoare annotation was computed. [2018-01-23 14:27:19,718 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:19,718 INFO L401 ceAbstractionStarter]: For program point L789(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:19,719 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 786 795) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,719 INFO L401 ceAbstractionStarter]: For program point L788'(line 788) no Hoare annotation was computed. [2018-01-23 14:27:19,719 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:19,719 INFO L401 ceAbstractionStarter]: For program point L789'''(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:19,719 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:19,719 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:19,719 INFO L397 ceAbstractionStarter]: At program point L789''(lines 789 791) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,719 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:19,719 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,719 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,719 INFO L401 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-01-23 14:27:19,720 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:19,720 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:19,720 INFO L401 ceAbstractionStarter]: For program point L813'(line 813) no Hoare annotation was computed. [2018-01-23 14:27:19,720 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 806 815) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,720 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:19,720 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:19,720 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:19,720 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:19,720 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,720 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:19,720 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:19,721 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:19,721 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:19,721 INFO L401 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-01-23 14:27:19,721 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-23 14:27:19,721 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:19,721 INFO L401 ceAbstractionStarter]: For program point L870'(line 870) no Hoare annotation was computed. [2018-01-23 14:27:19,721 INFO L401 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-01-23 14:27:19,721 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:19,721 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:19,721 INFO L404 ceAbstractionStarter]: At program point L868''(lines 868 874) the Hoare annotation is: true [2018-01-23 14:27:19,721 INFO L404 ceAbstractionStarter]: At program point L869'(line 869) the Hoare annotation is: true [2018-01-23 14:27:19,721 INFO L401 ceAbstractionStarter]: For program point L869''(line 869) no Hoare annotation was computed. [2018-01-23 14:27:19,722 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 866 875) the Hoare annotation is: true [2018-01-23 14:27:19,722 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:19,722 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:19,722 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,722 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:19,722 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:19,722 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:19,722 INFO L397 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |#valid| (store |old(#valid)| |calloc_model_#t~malloc0.base| 1))))) [2018-01-23 14:27:19,722 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:19,722 INFO L397 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,723 INFO L401 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-01-23 14:27:19,723 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:19,723 INFO L401 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-01-23 14:27:19,723 INFO L401 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-01-23 14:27:19,723 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:19,723 INFO L401 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2018-01-23 14:27:19,723 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:19,723 INFO L401 ceAbstractionStarter]: For program point L782'(line 782) no Hoare annotation was computed. [2018-01-23 14:27:19,723 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:19,723 INFO L401 ceAbstractionStarter]: For program point L780'(line 780) no Hoare annotation was computed. [2018-01-23 14:27:19,723 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:19,723 INFO L397 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,724 INFO L401 ceAbstractionStarter]: For program point L779'(line 779) no Hoare annotation was computed. [2018-01-23 14:27:19,724 INFO L401 ceAbstractionStarter]: For program point L780''(line 780) no Hoare annotation was computed. [2018-01-23 14:27:19,724 INFO L401 ceAbstractionStarter]: For program point L781''(line 781) no Hoare annotation was computed. [2018-01-23 14:27:19,724 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 777 785) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,724 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:19,724 INFO L401 ceAbstractionStarter]: For program point L773(lines 773 774) no Hoare annotation was computed. [2018-01-23 14:27:19,724 INFO L397 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,724 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:19,724 INFO L401 ceAbstractionStarter]: For program point L772'(line 772) no Hoare annotation was computed. [2018-01-23 14:27:19,724 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 770 776) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:19,725 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:19,725 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,725 INFO L401 ceAbstractionStarter]: For program point L878'(line 878) no Hoare annotation was computed. [2018-01-23 14:27:19,725 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,725 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:19,725 INFO L401 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-01-23 14:27:19,725 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,725 INFO L401 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-01-23 14:27:19,725 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:19,725 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:19,725 INFO L401 ceAbstractionStarter]: For program point L861'(line 861) no Hoare annotation was computed. [2018-01-23 14:27:19,725 INFO L401 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:19,726 INFO L401 ceAbstractionStarter]: For program point L859''(line 859) no Hoare annotation was computed. [2018-01-23 14:27:19,726 INFO L404 ceAbstractionStarter]: At program point L858''(lines 858 864) the Hoare annotation is: true [2018-01-23 14:27:19,726 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:19,726 INFO L401 ceAbstractionStarter]: For program point L858'''(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:19,726 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 856 865) the Hoare annotation is: true [2018-01-23 14:27:19,726 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:19,726 INFO L404 ceAbstractionStarter]: At program point L859'(line 859) the Hoare annotation is: true [2018-01-23 14:27:19,726 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:19,726 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 883) the Hoare annotation is: true [2018-01-23 14:27:19,726 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,727 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 883) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:19,727 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,727 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:19,727 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:19,727 INFO L401 ceAbstractionStarter]: For program point L848'''(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:19,727 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:19,727 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:19,727 INFO L401 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-01-23 14:27:19,727 INFO L401 ceAbstractionStarter]: For program point L849''(line 849) no Hoare annotation was computed. [2018-01-23 14:27:19,727 INFO L404 ceAbstractionStarter]: At program point L848''(lines 848 854) the Hoare annotation is: true [2018-01-23 14:27:19,727 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:19,728 INFO L401 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:19,728 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 846 855) the Hoare annotation is: true [2018-01-23 14:27:19,728 INFO L401 ceAbstractionStarter]: For program point L851'(line 851) no Hoare annotation was computed. [2018-01-23 14:27:19,728 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:19,728 INFO L404 ceAbstractionStarter]: At program point L849'(line 849) the Hoare annotation is: true [2018-01-23 14:27:19,730 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:19,730 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:19,730 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:19,730 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:19,730 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:19,730 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:19,730 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:19,730 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l2_insertErr0EnsuresViolation======== [2018-01-23 14:27:19,730 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:19,732 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:19,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-01-23 14:27:19,734 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:19,734 INFO L322 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:19,734 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l2_insertErr0EnsuresViolation]=== [2018-01-23 14:27:19,734 INFO L82 PathProgramCache]: Analyzing trace with hash -2142167077, now seen corresponding path program 1 times [2018-01-23 14:27:19,734 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:19,735 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:19,735 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:19,735 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:19,735 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:19,744 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:19,767 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:19,768 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:19,768 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:19,781 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:19,841 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:19,849 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-01-23 14:27:19,882 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:19,882 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:19,883 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:19,883 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:19,883 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:19,883 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-01-23 14:27:19,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:19,895 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-01-23 14:27:19,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:19,895 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 80 [2018-01-23 14:27:19,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:19,897 INFO L225 Difference]: With dead ends: 356 [2018-01-23 14:27:19,897 INFO L226 Difference]: Without dead ends: 101 [2018-01-23 14:27:19,898 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:19,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-01-23 14:27:19,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2018-01-23 14:27:19,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2018-01-23 14:27:19,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 111 transitions. [2018-01-23 14:27:19,905 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 111 transitions. Word has length 80 [2018-01-23 14:27:19,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:19,906 INFO L432 AbstractCegarLoop]: Abstraction has 101 states and 111 transitions. [2018-01-23 14:27:19,906 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:19,906 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 111 transitions. [2018-01-23 14:27:19,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-01-23 14:27:19,908 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:19,908 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:19,908 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l2_insertErr0EnsuresViolation]=== [2018-01-23 14:27:19,908 INFO L82 PathProgramCache]: Analyzing trace with hash -1965915287, now seen corresponding path program 1 times [2018-01-23 14:27:19,908 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:19,908 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:19,909 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:19,909 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:19,909 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:19,920 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:19,974 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:19,974 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:19,974 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2018-01-23 14:27:19,987 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:20,111 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:20,136 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-01-23 14:27:20,158 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:20,158 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:20,159 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:20,159 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:20,159 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:20,159 INFO L87 Difference]: Start difference. First operand 101 states and 111 transitions. Second operand 3 states. [2018-01-23 14:27:20,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:20,260 INFO L93 Difference]: Finished difference Result 101 states and 111 transitions. [2018-01-23 14:27:20,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:20,260 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 164 [2018-01-23 14:27:20,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:20,262 INFO L225 Difference]: With dead ends: 101 [2018-01-23 14:27:20,262 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:20,262 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:20,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:20,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:20,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:20,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:20,263 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 164 [2018-01-23 14:27:20,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:20,263 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:20,263 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:20,264 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:20,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:20,264 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:20,310 INFO L401 ceAbstractionStarter]: For program point L838'''(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:20,310 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:20,310 INFO L401 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-01-23 14:27:20,310 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:20,310 INFO L404 ceAbstractionStarter]: At program point L838''(lines 838 844) the Hoare annotation is: true [2018-01-23 14:27:20,310 INFO L401 ceAbstractionStarter]: For program point L839''(line 839) no Hoare annotation was computed. [2018-01-23 14:27:20,311 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:20,311 INFO L401 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:20,311 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 836 845) the Hoare annotation is: true [2018-01-23 14:27:20,311 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:20,311 INFO L401 ceAbstractionStarter]: For program point L841'(line 841) no Hoare annotation was computed. [2018-01-23 14:27:20,311 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:20,311 INFO L404 ceAbstractionStarter]: At program point L839'(line 839) the Hoare annotation is: true [2018-01-23 14:27:20,311 INFO L401 ceAbstractionStarter]: For program point L819'''(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:20,311 INFO L397 ceAbstractionStarter]: At program point L819''(lines 819 821) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:20,311 INFO L397 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:20,311 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:20,311 INFO L401 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-01-23 14:27:20,311 INFO L401 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-01-23 14:27:20,311 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-23 14:27:20,312 INFO L397 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,312 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:20,312 INFO L401 ceAbstractionStarter]: For program point L823'(line 823) no Hoare annotation was computed. [2018-01-23 14:27:20,312 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:20,312 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 816 825) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,312 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:20,312 INFO L401 ceAbstractionStarter]: For program point L819(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:20,312 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:20,312 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:20,312 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:20,312 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:20,312 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:20,312 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:20,312 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-23 14:27:20,312 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 826 835) the Hoare annotation is: true [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point L829''(line 829) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L404 ceAbstractionStarter]: At program point L828''(lines 828 834) the Hoare annotation is: true [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point L828(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point L831'(line 831) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point L828'''(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point L799(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L397 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point L799'''(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L401 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-01-23 14:27:20,313 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 796 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,314 INFO L397 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,314 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:20,314 INFO L401 ceAbstractionStarter]: For program point L800'(line 800) no Hoare annotation was computed. [2018-01-23 14:27:20,314 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:20,314 INFO L401 ceAbstractionStarter]: For program point L798'(line 798) no Hoare annotation was computed. [2018-01-23 14:27:20,314 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:20,314 INFO L397 ceAbstractionStarter]: At program point L799''(lines 799 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,314 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:20,314 INFO L397 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:20,314 INFO L397 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,314 INFO L401 ceAbstractionStarter]: For program point L882'(line 882) no Hoare annotation was computed. [2018-01-23 14:27:20,314 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:20,314 INFO L401 ceAbstractionStarter]: For program point L880'(line 880) no Hoare annotation was computed. [2018-01-23 14:27:20,314 INFO L401 ceAbstractionStarter]: For program point L879(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:20,314 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:20,315 INFO L397 ceAbstractionStarter]: At program point L879''(lines 879 881) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,315 INFO L401 ceAbstractionStarter]: For program point L879'''(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:20,315 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:20,315 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,315 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:20,315 INFO L401 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-01-23 14:27:20,315 INFO L401 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-01-23 14:27:20,315 INFO L397 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,315 INFO L401 ceAbstractionStarter]: For program point L793'(line 793) no Hoare annotation was computed. [2018-01-23 14:27:20,315 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:20,315 INFO L401 ceAbstractionStarter]: For program point L789(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:20,315 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 786 795) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,316 INFO L401 ceAbstractionStarter]: For program point L788'(line 788) no Hoare annotation was computed. [2018-01-23 14:27:20,316 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:20,316 INFO L401 ceAbstractionStarter]: For program point L789'''(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:20,316 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:20,316 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:20,316 INFO L397 ceAbstractionStarter]: At program point L789''(lines 789 791) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,316 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:20,316 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,316 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,317 INFO L401 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-01-23 14:27:20,317 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:20,317 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:20,317 INFO L401 ceAbstractionStarter]: For program point L813'(line 813) no Hoare annotation was computed. [2018-01-23 14:27:20,317 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 806 815) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,317 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:20,317 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:20,317 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:20,317 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:20,317 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,318 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:20,318 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:20,318 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:20,318 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:20,318 INFO L401 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-01-23 14:27:20,318 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-23 14:27:20,318 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:20,318 INFO L401 ceAbstractionStarter]: For program point L870'(line 870) no Hoare annotation was computed. [2018-01-23 14:27:20,318 INFO L401 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-01-23 14:27:20,318 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:20,318 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:20,319 INFO L404 ceAbstractionStarter]: At program point L868''(lines 868 874) the Hoare annotation is: true [2018-01-23 14:27:20,319 INFO L404 ceAbstractionStarter]: At program point L869'(line 869) the Hoare annotation is: true [2018-01-23 14:27:20,319 INFO L401 ceAbstractionStarter]: For program point L869''(line 869) no Hoare annotation was computed. [2018-01-23 14:27:20,319 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 866 875) the Hoare annotation is: true [2018-01-23 14:27:20,319 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:20,319 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:20,319 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,319 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:20,319 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:20,320 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:20,320 INFO L397 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |#valid| (store |old(#valid)| |calloc_model_#t~malloc0.base| 1))))) [2018-01-23 14:27:20,320 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:20,320 INFO L397 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,320 INFO L401 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-01-23 14:27:20,320 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:20,320 INFO L401 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-01-23 14:27:20,320 INFO L401 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-01-23 14:27:20,320 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:20,320 INFO L401 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2018-01-23 14:27:20,321 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:20,321 INFO L401 ceAbstractionStarter]: For program point L782'(line 782) no Hoare annotation was computed. [2018-01-23 14:27:20,321 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:20,321 INFO L401 ceAbstractionStarter]: For program point L780'(line 780) no Hoare annotation was computed. [2018-01-23 14:27:20,321 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:20,321 INFO L397 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,321 INFO L401 ceAbstractionStarter]: For program point L779'(line 779) no Hoare annotation was computed. [2018-01-23 14:27:20,321 INFO L401 ceAbstractionStarter]: For program point L780''(line 780) no Hoare annotation was computed. [2018-01-23 14:27:20,321 INFO L401 ceAbstractionStarter]: For program point L781''(line 781) no Hoare annotation was computed. [2018-01-23 14:27:20,321 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 777 785) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,322 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:20,322 INFO L401 ceAbstractionStarter]: For program point L773(lines 773 774) no Hoare annotation was computed. [2018-01-23 14:27:20,322 INFO L397 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,322 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:20,322 INFO L401 ceAbstractionStarter]: For program point L772'(line 772) no Hoare annotation was computed. [2018-01-23 14:27:20,322 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 770 776) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,322 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:20,322 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,322 INFO L401 ceAbstractionStarter]: For program point L878'(line 878) no Hoare annotation was computed. [2018-01-23 14:27:20,322 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,323 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,323 INFO L401 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-01-23 14:27:20,323 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,323 INFO L401 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-01-23 14:27:20,323 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:20,323 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:20,323 INFO L401 ceAbstractionStarter]: For program point L861'(line 861) no Hoare annotation was computed. [2018-01-23 14:27:20,323 INFO L401 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:20,323 INFO L401 ceAbstractionStarter]: For program point L859''(line 859) no Hoare annotation was computed. [2018-01-23 14:27:20,323 INFO L404 ceAbstractionStarter]: At program point L858''(lines 858 864) the Hoare annotation is: true [2018-01-23 14:27:20,324 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:20,324 INFO L401 ceAbstractionStarter]: For program point L858'''(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:20,324 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 856 865) the Hoare annotation is: true [2018-01-23 14:27:20,324 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:20,324 INFO L404 ceAbstractionStarter]: At program point L859'(line 859) the Hoare annotation is: true [2018-01-23 14:27:20,324 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:20,324 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 883) the Hoare annotation is: true [2018-01-23 14:27:20,324 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,324 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 883) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:20,325 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,325 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,325 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:20,325 INFO L401 ceAbstractionStarter]: For program point L848'''(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:20,325 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:20,325 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:20,325 INFO L401 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-01-23 14:27:20,325 INFO L401 ceAbstractionStarter]: For program point L849''(line 849) no Hoare annotation was computed. [2018-01-23 14:27:20,325 INFO L404 ceAbstractionStarter]: At program point L848''(lines 848 854) the Hoare annotation is: true [2018-01-23 14:27:20,325 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:20,326 INFO L401 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:20,326 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 846 855) the Hoare annotation is: true [2018-01-23 14:27:20,326 INFO L401 ceAbstractionStarter]: For program point L851'(line 851) no Hoare annotation was computed. [2018-01-23 14:27:20,326 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:20,326 INFO L404 ceAbstractionStarter]: At program point L849'(line 849) the Hoare annotation is: true [2018-01-23 14:27:20,328 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:20,328 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:20,328 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:20,328 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:20,328 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:20,328 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:20,328 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:20,328 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-23 14:27:20,328 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:20,330 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:20,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-01-23 14:27:20,331 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:20,331 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:20,331 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-23 14:27:20,331 INFO L82 PathProgramCache]: Analyzing trace with hash -36580835, now seen corresponding path program 1 times [2018-01-23 14:27:20,331 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:20,331 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:20,332 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:20,333 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:20,333 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:20,338 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:20,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:20,345 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:20,345 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:20,345 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:20,345 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:20,345 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:20,346 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-01-23 14:27:20,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:20,358 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-01-23 14:27:20,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:20,358 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-01-23 14:27:20,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:20,360 INFO L225 Difference]: With dead ends: 356 [2018-01-23 14:27:20,360 INFO L226 Difference]: Without dead ends: 165 [2018-01-23 14:27:20,361 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:20,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-01-23 14:27:20,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-01-23 14:27:20,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-01-23 14:27:20,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 180 transitions. [2018-01-23 14:27:20,372 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 180 transitions. Word has length 16 [2018-01-23 14:27:20,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:20,373 INFO L432 AbstractCegarLoop]: Abstraction has 165 states and 180 transitions. [2018-01-23 14:27:20,373 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:20,373 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 180 transitions. [2018-01-23 14:27:20,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-01-23 14:27:20,375 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:20,375 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:20,375 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr0EnsuresViolation]=== [2018-01-23 14:27:20,376 INFO L82 PathProgramCache]: Analyzing trace with hash -716025663, now seen corresponding path program 1 times [2018-01-23 14:27:20,376 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:20,376 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:20,377 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:20,377 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:20,377 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:20,393 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:20,458 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:20,458 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:20,458 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:20,470 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:20,605 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:20,654 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-01-23 14:27:20,675 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:20,675 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:20,676 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:20,676 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:20,676 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:20,676 INFO L87 Difference]: Start difference. First operand 165 states and 180 transitions. Second operand 3 states. [2018-01-23 14:27:20,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:20,749 INFO L93 Difference]: Finished difference Result 196 states and 215 transitions. [2018-01-23 14:27:20,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:20,749 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 249 [2018-01-23 14:27:20,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:20,750 INFO L225 Difference]: With dead ends: 196 [2018-01-23 14:27:20,750 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:20,751 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:20,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:20,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:20,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:20,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:20,752 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 249 [2018-01-23 14:27:20,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:20,752 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:20,752 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:20,752 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:20,752 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:20,802 INFO L401 ceAbstractionStarter]: For program point L838'''(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:20,802 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:20,802 INFO L401 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-01-23 14:27:20,802 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:20,802 INFO L404 ceAbstractionStarter]: At program point L838''(lines 838 844) the Hoare annotation is: true [2018-01-23 14:27:20,802 INFO L401 ceAbstractionStarter]: For program point L839''(line 839) no Hoare annotation was computed. [2018-01-23 14:27:20,802 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:20,802 INFO L401 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:20,802 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 836 845) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,802 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:20,802 INFO L401 ceAbstractionStarter]: For program point L841'(line 841) no Hoare annotation was computed. [2018-01-23 14:27:20,802 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:20,803 INFO L404 ceAbstractionStarter]: At program point L839'(line 839) the Hoare annotation is: true [2018-01-23 14:27:20,803 INFO L401 ceAbstractionStarter]: For program point L819'''(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:20,803 INFO L397 ceAbstractionStarter]: At program point L819''(lines 819 821) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:20,803 INFO L397 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:20,803 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:20,803 INFO L401 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-01-23 14:27:20,803 INFO L401 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-01-23 14:27:20,803 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-23 14:27:20,803 INFO L397 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,803 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:20,803 INFO L401 ceAbstractionStarter]: For program point L823'(line 823) no Hoare annotation was computed. [2018-01-23 14:27:20,803 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:20,803 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 816 825) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,803 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:20,803 INFO L401 ceAbstractionStarter]: For program point L819(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:20,804 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 826 835) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point L829''(line 829) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L404 ceAbstractionStarter]: At program point L828''(lines 828 834) the Hoare annotation is: true [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point L828(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point L831'(line 831) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point L828'''(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:20,804 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L401 ceAbstractionStarter]: For program point L799(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L397 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,805 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L401 ceAbstractionStarter]: For program point L799'''(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L401 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 796 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,805 INFO L397 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,805 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L401 ceAbstractionStarter]: For program point L800'(line 800) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L401 ceAbstractionStarter]: For program point L798'(line 798) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:20,805 INFO L397 ceAbstractionStarter]: At program point L799''(lines 799 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,806 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:20,806 INFO L397 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:20,806 INFO L397 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,806 INFO L401 ceAbstractionStarter]: For program point L882'(line 882) no Hoare annotation was computed. [2018-01-23 14:27:20,806 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:20,806 INFO L401 ceAbstractionStarter]: For program point L880'(line 880) no Hoare annotation was computed. [2018-01-23 14:27:20,806 INFO L401 ceAbstractionStarter]: For program point L879(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:20,806 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:20,806 INFO L397 ceAbstractionStarter]: At program point L879''(lines 879 881) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,806 INFO L401 ceAbstractionStarter]: For program point L879'''(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:20,806 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:20,806 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,806 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:20,806 INFO L401 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-01-23 14:27:20,806 INFO L401 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L397 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point L793'(line 793) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point L789(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 786 795) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point L788'(line 788) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point L789'''(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L397 ceAbstractionStarter]: At program point L789''(lines 789 791) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,807 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:20,807 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point L813'(line 813) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 806 815) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point L870'(line 870) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-01-23 14:27:20,808 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:20,809 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:20,809 INFO L404 ceAbstractionStarter]: At program point L868''(lines 868 874) the Hoare annotation is: true [2018-01-23 14:27:20,809 INFO L404 ceAbstractionStarter]: At program point L869'(line 869) the Hoare annotation is: true [2018-01-23 14:27:20,809 INFO L401 ceAbstractionStarter]: For program point L869''(line 869) no Hoare annotation was computed. [2018-01-23 14:27:20,809 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 866 875) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,809 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:20,809 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:20,809 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,809 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:20,809 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:20,809 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:20,809 INFO L397 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |#valid| (store |old(#valid)| |calloc_model_#t~malloc0.base| 1))))) [2018-01-23 14:27:20,809 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:20,809 INFO L397 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,810 INFO L401 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-01-23 14:27:20,810 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:20,810 INFO L401 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-01-23 14:27:20,810 INFO L401 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-01-23 14:27:20,810 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:20,810 INFO L401 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2018-01-23 14:27:20,810 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:20,810 INFO L401 ceAbstractionStarter]: For program point L782'(line 782) no Hoare annotation was computed. [2018-01-23 14:27:20,810 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:20,810 INFO L401 ceAbstractionStarter]: For program point L780'(line 780) no Hoare annotation was computed. [2018-01-23 14:27:20,810 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:20,810 INFO L397 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,811 INFO L401 ceAbstractionStarter]: For program point L779'(line 779) no Hoare annotation was computed. [2018-01-23 14:27:20,811 INFO L401 ceAbstractionStarter]: For program point L780''(line 780) no Hoare annotation was computed. [2018-01-23 14:27:20,811 INFO L401 ceAbstractionStarter]: For program point L781''(line 781) no Hoare annotation was computed. [2018-01-23 14:27:20,811 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 777 785) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,811 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:20,811 INFO L401 ceAbstractionStarter]: For program point L773(lines 773 774) no Hoare annotation was computed. [2018-01-23 14:27:20,811 INFO L397 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,811 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:20,811 INFO L401 ceAbstractionStarter]: For program point L772'(line 772) no Hoare annotation was computed. [2018-01-23 14:27:20,811 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 770 776) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:20,811 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point L878'(line 878) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point L861'(line 861) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point L859''(line 859) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L404 ceAbstractionStarter]: At program point L858''(lines 858 864) the Hoare annotation is: true [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point L858'''(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:20,812 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 856 865) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,812 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L404 ceAbstractionStarter]: At program point L859'(line 859) the Hoare annotation is: true [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 883) the Hoare annotation is: true [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 883) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point L848'''(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point L849''(line 849) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L404 ceAbstractionStarter]: At program point L848''(lines 848 854) the Hoare annotation is: true [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:20,813 INFO L401 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:20,814 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 846 855) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:20,814 INFO L401 ceAbstractionStarter]: For program point L851'(line 851) no Hoare annotation was computed. [2018-01-23 14:27:20,814 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:20,814 INFO L404 ceAbstractionStarter]: At program point L849'(line 849) the Hoare annotation is: true [2018-01-23 14:27:20,815 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:20,815 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:20,815 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:20,815 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:20,815 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:20,815 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:20,815 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:20,815 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l3_insertErr0EnsuresViolation======== [2018-01-23 14:27:20,816 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:20,817 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-01-23 14:27:20,819 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:20,819 INFO L322 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:20,819 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l3_insertErr0EnsuresViolation]=== [2018-01-23 14:27:20,820 INFO L82 PathProgramCache]: Analyzing trace with hash 1446737013, now seen corresponding path program 1 times [2018-01-23 14:27:20,820 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:20,820 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:20,821 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:20,821 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:20,821 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:20,831 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:20,858 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:20,858 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:20,858 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:20,870 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:20,929 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:20,939 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-01-23 14:27:20,960 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:20,960 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:20,961 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:20,961 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:20,961 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:20,961 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-01-23 14:27:20,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:20,973 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-01-23 14:27:20,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:20,973 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 102 [2018-01-23 14:27:20,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:20,974 INFO L225 Difference]: With dead ends: 356 [2018-01-23 14:27:20,975 INFO L226 Difference]: Without dead ends: 101 [2018-01-23 14:27:20,976 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:20,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-01-23 14:27:20,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2018-01-23 14:27:20,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2018-01-23 14:27:20,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 111 transitions. [2018-01-23 14:27:20,983 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 111 transitions. Word has length 102 [2018-01-23 14:27:20,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:20,983 INFO L432 AbstractCegarLoop]: Abstraction has 101 states and 111 transitions. [2018-01-23 14:27:20,983 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:20,983 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 111 transitions. [2018-01-23 14:27:20,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-01-23 14:27:20,984 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:20,985 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:20,985 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l3_insertErr0EnsuresViolation]=== [2018-01-23 14:27:20,985 INFO L82 PathProgramCache]: Analyzing trace with hash -253902103, now seen corresponding path program 1 times [2018-01-23 14:27:20,985 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:20,985 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:20,986 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:20,986 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:20,986 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:20,998 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:21,035 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:21,035 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:21,035 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:21,043 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:21,133 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:21,177 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-01-23 14:27:21,200 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:21,200 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:21,200 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:21,201 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:21,201 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:21,201 INFO L87 Difference]: Start difference. First operand 101 states and 111 transitions. Second operand 3 states. [2018-01-23 14:27:21,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:21,259 INFO L93 Difference]: Finished difference Result 101 states and 111 transitions. [2018-01-23 14:27:21,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:21,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155 [2018-01-23 14:27:21,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:21,260 INFO L225 Difference]: With dead ends: 101 [2018-01-23 14:27:21,260 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:21,261 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:21,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:21,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:21,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:21,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:21,261 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-01-23 14:27:21,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:21,262 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:21,262 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:21,262 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:21,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:21,262 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:21,354 INFO L401 ceAbstractionStarter]: For program point L838'''(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:21,355 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:21,355 INFO L401 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-01-23 14:27:21,355 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:21,355 INFO L404 ceAbstractionStarter]: At program point L838''(lines 838 844) the Hoare annotation is: true [2018-01-23 14:27:21,355 INFO L401 ceAbstractionStarter]: For program point L839''(line 839) no Hoare annotation was computed. [2018-01-23 14:27:21,355 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:21,355 INFO L401 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:21,355 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 836 845) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,355 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:21,355 INFO L401 ceAbstractionStarter]: For program point L841'(line 841) no Hoare annotation was computed. [2018-01-23 14:27:21,355 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:21,355 INFO L404 ceAbstractionStarter]: At program point L839'(line 839) the Hoare annotation is: true [2018-01-23 14:27:21,355 INFO L401 ceAbstractionStarter]: For program point L819'''(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:21,356 INFO L397 ceAbstractionStarter]: At program point L819''(lines 819 821) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:21,356 INFO L397 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:21,356 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:21,356 INFO L401 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-01-23 14:27:21,356 INFO L401 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-01-23 14:27:21,356 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-23 14:27:21,356 INFO L397 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,356 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:21,356 INFO L401 ceAbstractionStarter]: For program point L823'(line 823) no Hoare annotation was computed. [2018-01-23 14:27:21,356 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:21,356 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 816 825) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,356 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:21,356 INFO L401 ceAbstractionStarter]: For program point L819(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:21,356 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:21,357 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:21,357 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:21,357 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:21,357 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:21,357 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:21,357 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-23 14:27:21,357 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:21,357 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:21,357 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 826 835) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,357 INFO L401 ceAbstractionStarter]: For program point L829''(line 829) no Hoare annotation was computed. [2018-01-23 14:27:21,358 INFO L404 ceAbstractionStarter]: At program point L828''(lines 828 834) the Hoare annotation is: true [2018-01-23 14:27:21,358 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:21,358 INFO L401 ceAbstractionStarter]: For program point L828(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:21,358 INFO L401 ceAbstractionStarter]: For program point L831'(line 831) no Hoare annotation was computed. [2018-01-23 14:27:21,358 INFO L401 ceAbstractionStarter]: For program point L828'''(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:21,358 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:21,358 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:21,358 INFO L401 ceAbstractionStarter]: For program point L799(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:21,358 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:21,358 INFO L397 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,358 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:21,359 INFO L401 ceAbstractionStarter]: For program point L799'''(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:21,359 INFO L401 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-01-23 14:27:21,359 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 796 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,359 INFO L397 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,359 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:21,359 INFO L401 ceAbstractionStarter]: For program point L800'(line 800) no Hoare annotation was computed. [2018-01-23 14:27:21,359 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:21,359 INFO L401 ceAbstractionStarter]: For program point L798'(line 798) no Hoare annotation was computed. [2018-01-23 14:27:21,359 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:21,359 INFO L397 ceAbstractionStarter]: At program point L799''(lines 799 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,360 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:21,360 INFO L397 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:21,360 INFO L397 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,360 INFO L401 ceAbstractionStarter]: For program point L882'(line 882) no Hoare annotation was computed. [2018-01-23 14:27:21,360 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:21,360 INFO L401 ceAbstractionStarter]: For program point L880'(line 880) no Hoare annotation was computed. [2018-01-23 14:27:21,360 INFO L401 ceAbstractionStarter]: For program point L879(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:21,360 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:21,361 INFO L397 ceAbstractionStarter]: At program point L879''(lines 879 881) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,361 INFO L401 ceAbstractionStarter]: For program point L879'''(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:21,361 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:21,361 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,361 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:21,361 INFO L401 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-01-23 14:27:21,361 INFO L401 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-01-23 14:27:21,361 INFO L397 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,361 INFO L401 ceAbstractionStarter]: For program point L793'(line 793) no Hoare annotation was computed. [2018-01-23 14:27:21,362 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:21,362 INFO L401 ceAbstractionStarter]: For program point L789(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:21,362 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 786 795) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,362 INFO L401 ceAbstractionStarter]: For program point L788'(line 788) no Hoare annotation was computed. [2018-01-23 14:27:21,362 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:21,362 INFO L401 ceAbstractionStarter]: For program point L789'''(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:21,362 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:21,362 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:21,362 INFO L397 ceAbstractionStarter]: At program point L789''(lines 789 791) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,362 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:21,363 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,363 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,363 INFO L401 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-01-23 14:27:21,363 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:21,363 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:21,363 INFO L401 ceAbstractionStarter]: For program point L813'(line 813) no Hoare annotation was computed. [2018-01-23 14:27:21,363 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 806 815) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,363 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:21,363 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:21,363 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:21,364 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:21,364 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,364 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:21,364 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:21,364 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:21,364 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:21,364 INFO L401 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-01-23 14:27:21,364 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-23 14:27:21,364 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:21,364 INFO L401 ceAbstractionStarter]: For program point L870'(line 870) no Hoare annotation was computed. [2018-01-23 14:27:21,364 INFO L401 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-01-23 14:27:21,365 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:21,365 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:21,365 INFO L404 ceAbstractionStarter]: At program point L868''(lines 868 874) the Hoare annotation is: true [2018-01-23 14:27:21,365 INFO L404 ceAbstractionStarter]: At program point L869'(line 869) the Hoare annotation is: true [2018-01-23 14:27:21,365 INFO L401 ceAbstractionStarter]: For program point L869''(line 869) no Hoare annotation was computed. [2018-01-23 14:27:21,365 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 866 875) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,365 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:21,365 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:21,365 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,366 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:21,366 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:21,366 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:21,366 INFO L397 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |#valid| (store |old(#valid)| |calloc_model_#t~malloc0.base| 1))))) [2018-01-23 14:27:21,366 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:21,366 INFO L397 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,366 INFO L401 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-01-23 14:27:21,366 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:21,366 INFO L401 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-01-23 14:27:21,366 INFO L401 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-01-23 14:27:21,367 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:21,367 INFO L401 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2018-01-23 14:27:21,367 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:21,367 INFO L401 ceAbstractionStarter]: For program point L782'(line 782) no Hoare annotation was computed. [2018-01-23 14:27:21,367 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:21,367 INFO L401 ceAbstractionStarter]: For program point L780'(line 780) no Hoare annotation was computed. [2018-01-23 14:27:21,367 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:21,367 INFO L397 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,367 INFO L401 ceAbstractionStarter]: For program point L779'(line 779) no Hoare annotation was computed. [2018-01-23 14:27:21,367 INFO L401 ceAbstractionStarter]: For program point L780''(line 780) no Hoare annotation was computed. [2018-01-23 14:27:21,367 INFO L401 ceAbstractionStarter]: For program point L781''(line 781) no Hoare annotation was computed. [2018-01-23 14:27:21,368 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 777 785) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,368 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:21,368 INFO L401 ceAbstractionStarter]: For program point L773(lines 773 774) no Hoare annotation was computed. [2018-01-23 14:27:21,368 INFO L397 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,368 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:21,368 INFO L401 ceAbstractionStarter]: For program point L772'(line 772) no Hoare annotation was computed. [2018-01-23 14:27:21,368 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 770 776) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,368 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:21,368 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,369 INFO L401 ceAbstractionStarter]: For program point L878'(line 878) no Hoare annotation was computed. [2018-01-23 14:27:21,369 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,369 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,369 INFO L401 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-01-23 14:27:21,369 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,369 INFO L401 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-01-23 14:27:21,369 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:21,369 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:21,369 INFO L401 ceAbstractionStarter]: For program point L861'(line 861) no Hoare annotation was computed. [2018-01-23 14:27:21,369 INFO L401 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:21,369 INFO L401 ceAbstractionStarter]: For program point L859''(line 859) no Hoare annotation was computed. [2018-01-23 14:27:21,370 INFO L404 ceAbstractionStarter]: At program point L858''(lines 858 864) the Hoare annotation is: true [2018-01-23 14:27:21,370 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:21,370 INFO L401 ceAbstractionStarter]: For program point L858'''(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:21,370 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 856 865) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,370 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:21,370 INFO L404 ceAbstractionStarter]: At program point L859'(line 859) the Hoare annotation is: true [2018-01-23 14:27:21,370 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:21,370 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 883) the Hoare annotation is: true [2018-01-23 14:27:21,370 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,370 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 883) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:21,370 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,370 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,370 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:21,370 INFO L401 ceAbstractionStarter]: For program point L848'''(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:21,371 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:21,371 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:21,371 INFO L401 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-01-23 14:27:21,371 INFO L401 ceAbstractionStarter]: For program point L849''(line 849) no Hoare annotation was computed. [2018-01-23 14:27:21,371 INFO L404 ceAbstractionStarter]: At program point L848''(lines 848 854) the Hoare annotation is: true [2018-01-23 14:27:21,371 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:21,371 INFO L401 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:21,371 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 846 855) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,371 INFO L401 ceAbstractionStarter]: For program point L851'(line 851) no Hoare annotation was computed. [2018-01-23 14:27:21,371 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:21,371 INFO L404 ceAbstractionStarter]: At program point L849'(line 849) the Hoare annotation is: true [2018-01-23 14:27:21,372 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:21,372 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:21,372 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:21,372 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:21,373 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:21,373 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:21,373 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:21,373 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l1_insertErr0EnsuresViolation======== [2018-01-23 14:27:21,373 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:21,374 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:21,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-01-23 14:27:21,376 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:21,376 INFO L322 BasicCegarLoop]: trace histogram [2, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:21,376 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l1_insertErr0EnsuresViolation]=== [2018-01-23 14:27:21,376 INFO L82 PathProgramCache]: Analyzing trace with hash -662148574, now seen corresponding path program 1 times [2018-01-23 14:27:21,376 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:21,376 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:21,377 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:21,377 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:21,377 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:21,382 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:21,399 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:21,399 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:21,399 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:21,408 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:21,446 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:21,451 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-01-23 14:27:21,478 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:21,478 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:21,478 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:21,478 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:21,478 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:21,479 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-01-23 14:27:21,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:21,486 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-01-23 14:27:21,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:21,486 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 58 [2018-01-23 14:27:21,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:21,487 INFO L225 Difference]: With dead ends: 356 [2018-01-23 14:27:21,487 INFO L226 Difference]: Without dead ends: 101 [2018-01-23 14:27:21,488 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:21,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-01-23 14:27:21,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2018-01-23 14:27:21,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2018-01-23 14:27:21,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 111 transitions. [2018-01-23 14:27:21,493 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 111 transitions. Word has length 58 [2018-01-23 14:27:21,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:21,494 INFO L432 AbstractCegarLoop]: Abstraction has 101 states and 111 transitions. [2018-01-23 14:27:21,494 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:21,494 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 111 transitions. [2018-01-23 14:27:21,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-01-23 14:27:21,494 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:21,495 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:21,495 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l1_insertErr0EnsuresViolation]=== [2018-01-23 14:27:21,495 INFO L82 PathProgramCache]: Analyzing trace with hash -1238465551, now seen corresponding path program 1 times [2018-01-23 14:27:21,495 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:21,495 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:21,496 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:21,496 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:21,496 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:21,505 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:21,535 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:21,535 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:21,535 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:21,545 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:21,665 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:21,699 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-01-23 14:27:21,734 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:21,734 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:21,734 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:21,734 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:21,735 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:21,735 INFO L87 Difference]: Start difference. First operand 101 states and 111 transitions. Second operand 3 states. [2018-01-23 14:27:21,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:21,821 INFO L93 Difference]: Finished difference Result 101 states and 111 transitions. [2018-01-23 14:27:21,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:21,821 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2018-01-23 14:27:21,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:21,822 INFO L225 Difference]: With dead ends: 101 [2018-01-23 14:27:21,822 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:21,823 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:21,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:21,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:21,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:21,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:21,823 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2018-01-23 14:27:21,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:21,823 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:21,824 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:21,824 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:21,824 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:21,826 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:21,931 INFO L401 ceAbstractionStarter]: For program point L838'''(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:21,931 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:21,931 INFO L401 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-01-23 14:27:21,931 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:21,931 INFO L404 ceAbstractionStarter]: At program point L838''(lines 838 844) the Hoare annotation is: true [2018-01-23 14:27:21,931 INFO L401 ceAbstractionStarter]: For program point L839''(line 839) no Hoare annotation was computed. [2018-01-23 14:27:21,931 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:21,931 INFO L401 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:21,932 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 836 845) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,932 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:21,932 INFO L401 ceAbstractionStarter]: For program point L841'(line 841) no Hoare annotation was computed. [2018-01-23 14:27:21,932 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:21,932 INFO L404 ceAbstractionStarter]: At program point L839'(line 839) the Hoare annotation is: true [2018-01-23 14:27:21,932 INFO L401 ceAbstractionStarter]: For program point L819'''(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:21,932 INFO L397 ceAbstractionStarter]: At program point L819''(lines 819 821) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:21,932 INFO L397 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:21,932 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:21,932 INFO L401 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-01-23 14:27:21,932 INFO L401 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-01-23 14:27:21,933 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-23 14:27:21,933 INFO L397 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,933 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:21,933 INFO L401 ceAbstractionStarter]: For program point L823'(line 823) no Hoare annotation was computed. [2018-01-23 14:27:21,933 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:21,933 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 816 825) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,933 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:21,933 INFO L401 ceAbstractionStarter]: For program point L819(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:21,933 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:21,933 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:21,934 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:21,934 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:21,934 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:21,934 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:21,934 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-23 14:27:21,934 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:21,934 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:21,934 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 826 835) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,934 INFO L401 ceAbstractionStarter]: For program point L829''(line 829) no Hoare annotation was computed. [2018-01-23 14:27:21,934 INFO L404 ceAbstractionStarter]: At program point L828''(lines 828 834) the Hoare annotation is: true [2018-01-23 14:27:21,934 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:21,935 INFO L401 ceAbstractionStarter]: For program point L828(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:21,935 INFO L401 ceAbstractionStarter]: For program point L831'(line 831) no Hoare annotation was computed. [2018-01-23 14:27:21,935 INFO L401 ceAbstractionStarter]: For program point L828'''(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:21,935 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:21,935 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:21,935 INFO L401 ceAbstractionStarter]: For program point L799(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:21,935 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:21,935 INFO L397 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,935 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:21,935 INFO L401 ceAbstractionStarter]: For program point L799'''(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:21,935 INFO L401 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-01-23 14:27:21,936 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 796 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,936 INFO L397 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,936 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:21,936 INFO L401 ceAbstractionStarter]: For program point L800'(line 800) no Hoare annotation was computed. [2018-01-23 14:27:21,936 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:21,936 INFO L401 ceAbstractionStarter]: For program point L798'(line 798) no Hoare annotation was computed. [2018-01-23 14:27:21,936 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:21,936 INFO L397 ceAbstractionStarter]: At program point L799''(lines 799 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,936 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:21,936 INFO L397 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:21,937 INFO L397 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,937 INFO L401 ceAbstractionStarter]: For program point L882'(line 882) no Hoare annotation was computed. [2018-01-23 14:27:21,937 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:21,937 INFO L401 ceAbstractionStarter]: For program point L880'(line 880) no Hoare annotation was computed. [2018-01-23 14:27:21,937 INFO L401 ceAbstractionStarter]: For program point L879(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:21,937 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:21,937 INFO L397 ceAbstractionStarter]: At program point L879''(lines 879 881) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,937 INFO L401 ceAbstractionStarter]: For program point L879'''(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:21,937 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:21,937 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,937 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:21,938 INFO L401 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-01-23 14:27:21,938 INFO L401 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-01-23 14:27:21,938 INFO L397 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,938 INFO L401 ceAbstractionStarter]: For program point L793'(line 793) no Hoare annotation was computed. [2018-01-23 14:27:21,938 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:21,938 INFO L401 ceAbstractionStarter]: For program point L789(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:21,938 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 786 795) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,938 INFO L401 ceAbstractionStarter]: For program point L788'(line 788) no Hoare annotation was computed. [2018-01-23 14:27:21,938 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:21,938 INFO L401 ceAbstractionStarter]: For program point L789'''(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:21,938 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:21,939 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:21,939 INFO L397 ceAbstractionStarter]: At program point L789''(lines 789 791) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,939 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:21,939 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,939 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,939 INFO L401 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-01-23 14:27:21,939 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:21,939 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:21,939 INFO L401 ceAbstractionStarter]: For program point L813'(line 813) no Hoare annotation was computed. [2018-01-23 14:27:21,939 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 806 815) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,939 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:21,940 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:21,940 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:21,940 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:21,940 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,940 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:21,940 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:21,940 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:21,940 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:21,940 INFO L401 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-01-23 14:27:21,940 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-23 14:27:21,940 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:21,941 INFO L401 ceAbstractionStarter]: For program point L870'(line 870) no Hoare annotation was computed. [2018-01-23 14:27:21,941 INFO L401 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-01-23 14:27:21,941 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:21,941 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:21,941 INFO L404 ceAbstractionStarter]: At program point L868''(lines 868 874) the Hoare annotation is: true [2018-01-23 14:27:21,941 INFO L404 ceAbstractionStarter]: At program point L869'(line 869) the Hoare annotation is: true [2018-01-23 14:27:21,941 INFO L401 ceAbstractionStarter]: For program point L869''(line 869) no Hoare annotation was computed. [2018-01-23 14:27:21,941 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 866 875) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,941 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:21,941 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:21,941 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,942 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:21,942 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:21,942 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:21,942 INFO L397 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |#valid| (store |old(#valid)| |calloc_model_#t~malloc0.base| 1))))) [2018-01-23 14:27:21,942 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:21,942 INFO L397 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,942 INFO L401 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-01-23 14:27:21,942 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:21,942 INFO L401 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-01-23 14:27:21,942 INFO L401 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-01-23 14:27:21,943 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:21,943 INFO L401 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2018-01-23 14:27:21,943 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:21,943 INFO L401 ceAbstractionStarter]: For program point L782'(line 782) no Hoare annotation was computed. [2018-01-23 14:27:21,943 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:21,943 INFO L401 ceAbstractionStarter]: For program point L780'(line 780) no Hoare annotation was computed. [2018-01-23 14:27:21,943 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:21,943 INFO L397 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,943 INFO L401 ceAbstractionStarter]: For program point L779'(line 779) no Hoare annotation was computed. [2018-01-23 14:27:21,943 INFO L401 ceAbstractionStarter]: For program point L780''(line 780) no Hoare annotation was computed. [2018-01-23 14:27:21,943 INFO L401 ceAbstractionStarter]: For program point L781''(line 781) no Hoare annotation was computed. [2018-01-23 14:27:21,944 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 777 785) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,944 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:21,944 INFO L401 ceAbstractionStarter]: For program point L773(lines 773 774) no Hoare annotation was computed. [2018-01-23 14:27:21,944 INFO L397 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,944 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:21,944 INFO L401 ceAbstractionStarter]: For program point L772'(line 772) no Hoare annotation was computed. [2018-01-23 14:27:21,944 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 770 776) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:21,944 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:21,944 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,944 INFO L401 ceAbstractionStarter]: For program point L878'(line 878) no Hoare annotation was computed. [2018-01-23 14:27:21,945 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,945 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,945 INFO L401 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-01-23 14:27:21,945 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,945 INFO L401 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-01-23 14:27:21,945 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:21,945 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:21,945 INFO L401 ceAbstractionStarter]: For program point L861'(line 861) no Hoare annotation was computed. [2018-01-23 14:27:21,945 INFO L401 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:21,945 INFO L401 ceAbstractionStarter]: For program point L859''(line 859) no Hoare annotation was computed. [2018-01-23 14:27:21,945 INFO L404 ceAbstractionStarter]: At program point L858''(lines 858 864) the Hoare annotation is: true [2018-01-23 14:27:21,945 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:21,946 INFO L401 ceAbstractionStarter]: For program point L858'''(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:21,946 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 856 865) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,946 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:21,946 INFO L404 ceAbstractionStarter]: At program point L859'(line 859) the Hoare annotation is: true [2018-01-23 14:27:21,946 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:21,946 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 883) the Hoare annotation is: true [2018-01-23 14:27:21,946 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,946 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 883) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:21,946 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,946 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:21,946 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:21,947 INFO L401 ceAbstractionStarter]: For program point L848'''(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:21,947 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:21,947 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:21,947 INFO L401 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-01-23 14:27:21,947 INFO L401 ceAbstractionStarter]: For program point L849''(line 849) no Hoare annotation was computed. [2018-01-23 14:27:21,947 INFO L404 ceAbstractionStarter]: At program point L848''(lines 848 854) the Hoare annotation is: true [2018-01-23 14:27:21,947 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:21,947 INFO L401 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:21,947 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 846 855) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:21,947 INFO L401 ceAbstractionStarter]: For program point L851'(line 851) no Hoare annotation was computed. [2018-01-23 14:27:21,947 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:21,948 INFO L404 ceAbstractionStarter]: At program point L849'(line 849) the Hoare annotation is: true [2018-01-23 14:27:21,949 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:21,949 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:21,949 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:21,949 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:21,949 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:21,949 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:21,950 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:21,950 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l0_destroyErr0EnsuresViolation======== [2018-01-23 14:27:21,950 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:21,951 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:21,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-01-23 14:27:21,952 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:21,952 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:21,952 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l0_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:21,952 INFO L82 PathProgramCache]: Analyzing trace with hash -469274458, now seen corresponding path program 1 times [2018-01-23 14:27:21,952 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:21,952 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:21,953 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:21,953 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:21,953 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:21,957 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:21,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:21,961 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:21,961 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:21,961 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:21,961 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:21,961 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:21,961 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-01-23 14:27:21,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:21,971 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-01-23 14:27:21,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:21,972 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2018-01-23 14:27:21,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:21,973 INFO L225 Difference]: With dead ends: 356 [2018-01-23 14:27:21,973 INFO L226 Difference]: Without dead ends: 162 [2018-01-23 14:27:21,974 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:21,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-01-23 14:27:21,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2018-01-23 14:27:21,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-01-23 14:27:21,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 177 transitions. [2018-01-23 14:27:21,983 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 177 transitions. Word has length 13 [2018-01-23 14:27:21,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:21,983 INFO L432 AbstractCegarLoop]: Abstraction has 162 states and 177 transitions. [2018-01-23 14:27:21,983 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:21,983 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 177 transitions. [2018-01-23 14:27:21,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-01-23 14:27:21,985 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:21,985 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:21,985 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l0_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:21,986 INFO L82 PathProgramCache]: Analyzing trace with hash 360977538, now seen corresponding path program 1 times [2018-01-23 14:27:21,986 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:21,986 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:21,987 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:21,987 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:21,987 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:22,002 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:22,089 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:22,089 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:22,090 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:22,098 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:22,222 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:22,260 WARN L1029 $PredicateComparison]: unable to prove that (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1)))) is different from true [2018-01-23 14:27:22,276 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:22,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 13 [2018-01-23 14:27:22,278 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:22,280 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-01-23 14:27:22,280 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:22,290 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((v_prenex_3 Int)) (and (= |c_#valid| (store |c_old(#valid)| v_prenex_3 1)) (<= (select |c_old(#valid)| v_prenex_3) 0)))) is different from true [2018-01-23 14:27:22,332 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-01-23 14:27:22,367 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:22,368 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:22,368 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:22,368 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:22,369 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:22,369 INFO L87 Difference]: Start difference. First operand 162 states and 177 transitions. Second operand 6 states. [2018-01-23 14:27:22,427 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1))))) is different from true [2018-01-23 14:27:22,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:22,433 INFO L93 Difference]: Finished difference Result 178 states and 197 transitions. [2018-01-23 14:27:22,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:22,433 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 246 [2018-01-23 14:27:22,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:22,434 INFO L225 Difference]: With dead ends: 178 [2018-01-23 14:27:22,434 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:22,435 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=14, Unknown=3, NotChecked=24, Total=56 [2018-01-23 14:27:22,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:22,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:22,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:22,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:22,436 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 246 [2018-01-23 14:27:22,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:22,436 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:22,436 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:22,436 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:22,436 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:22,436 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:22,621 INFO L401 ceAbstractionStarter]: For program point L838'''(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:22,621 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:22,621 INFO L401 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-01-23 14:27:22,622 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:22,622 INFO L404 ceAbstractionStarter]: At program point L838''(lines 838 844) the Hoare annotation is: true [2018-01-23 14:27:22,622 INFO L401 ceAbstractionStarter]: For program point L839''(line 839) no Hoare annotation was computed. [2018-01-23 14:27:22,622 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:22,622 INFO L401 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:22,622 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 836 845) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,622 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:22,622 INFO L401 ceAbstractionStarter]: For program point L841'(line 841) no Hoare annotation was computed. [2018-01-23 14:27:22,622 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:22,622 INFO L404 ceAbstractionStarter]: At program point L839'(line 839) the Hoare annotation is: true [2018-01-23 14:27:22,622 INFO L401 ceAbstractionStarter]: For program point L819'''(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:22,623 INFO L397 ceAbstractionStarter]: At program point L819''(lines 819 821) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:22,623 INFO L397 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:22,623 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:22,623 INFO L401 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-01-23 14:27:22,623 INFO L401 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-01-23 14:27:22,623 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-23 14:27:22,623 INFO L397 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,623 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:22,623 INFO L401 ceAbstractionStarter]: For program point L823'(line 823) no Hoare annotation was computed. [2018-01-23 14:27:22,623 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:22,624 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 816 825) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,624 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:22,624 INFO L401 ceAbstractionStarter]: For program point L819(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:22,624 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:22,624 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:22,624 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:22,624 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:22,624 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:22,624 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:22,624 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-23 14:27:22,625 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:22,625 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:22,625 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 826 835) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,625 INFO L401 ceAbstractionStarter]: For program point L829''(line 829) no Hoare annotation was computed. [2018-01-23 14:27:22,625 INFO L404 ceAbstractionStarter]: At program point L828''(lines 828 834) the Hoare annotation is: true [2018-01-23 14:27:22,625 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:22,625 INFO L401 ceAbstractionStarter]: For program point L828(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:22,625 INFO L401 ceAbstractionStarter]: For program point L831'(line 831) no Hoare annotation was computed. [2018-01-23 14:27:22,625 INFO L401 ceAbstractionStarter]: For program point L828'''(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:22,625 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:22,625 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:22,626 INFO L401 ceAbstractionStarter]: For program point L799(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:22,626 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:22,626 INFO L397 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,626 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:22,626 INFO L401 ceAbstractionStarter]: For program point L799'''(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:22,626 INFO L401 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-01-23 14:27:22,626 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 796 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,626 INFO L397 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,626 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:22,626 INFO L401 ceAbstractionStarter]: For program point L800'(line 800) no Hoare annotation was computed. [2018-01-23 14:27:22,626 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:22,627 INFO L401 ceAbstractionStarter]: For program point L798'(line 798) no Hoare annotation was computed. [2018-01-23 14:27:22,627 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:22,627 INFO L397 ceAbstractionStarter]: At program point L799''(lines 799 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,627 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:22,627 INFO L397 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:22,627 INFO L397 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,627 INFO L401 ceAbstractionStarter]: For program point L882'(line 882) no Hoare annotation was computed. [2018-01-23 14:27:22,627 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:22,627 INFO L401 ceAbstractionStarter]: For program point L880'(line 880) no Hoare annotation was computed. [2018-01-23 14:27:22,627 INFO L401 ceAbstractionStarter]: For program point L879(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:22,628 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:22,628 INFO L397 ceAbstractionStarter]: At program point L879''(lines 879 881) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,628 INFO L401 ceAbstractionStarter]: For program point L879'''(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:22,628 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:22,628 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,628 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:22,628 INFO L401 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-01-23 14:27:22,628 INFO L401 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-01-23 14:27:22,628 INFO L397 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,628 INFO L401 ceAbstractionStarter]: For program point L793'(line 793) no Hoare annotation was computed. [2018-01-23 14:27:22,628 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:22,629 INFO L401 ceAbstractionStarter]: For program point L789(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:22,629 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 786 795) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,629 INFO L401 ceAbstractionStarter]: For program point L788'(line 788) no Hoare annotation was computed. [2018-01-23 14:27:22,629 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:22,629 INFO L401 ceAbstractionStarter]: For program point L789'''(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:22,629 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:22,629 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:22,629 INFO L397 ceAbstractionStarter]: At program point L789''(lines 789 791) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,629 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:22,629 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,629 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,630 INFO L401 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-01-23 14:27:22,630 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:22,630 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:22,630 INFO L401 ceAbstractionStarter]: For program point L813'(line 813) no Hoare annotation was computed. [2018-01-23 14:27:22,630 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 806 815) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,630 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:22,630 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:22,630 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:22,630 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:22,630 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,630 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:22,631 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:22,631 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:22,631 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:22,631 INFO L401 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-01-23 14:27:22,631 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-23 14:27:22,631 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:22,631 INFO L401 ceAbstractionStarter]: For program point L870'(line 870) no Hoare annotation was computed. [2018-01-23 14:27:22,631 INFO L401 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-01-23 14:27:22,631 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:22,631 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:22,631 INFO L404 ceAbstractionStarter]: At program point L868''(lines 868 874) the Hoare annotation is: true [2018-01-23 14:27:22,632 INFO L404 ceAbstractionStarter]: At program point L869'(line 869) the Hoare annotation is: true [2018-01-23 14:27:22,632 INFO L401 ceAbstractionStarter]: For program point L869''(line 869) no Hoare annotation was computed. [2018-01-23 14:27:22,632 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 866 875) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,632 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:22,632 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:22,632 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,632 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:22,632 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:22,632 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:22,632 INFO L397 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |#valid| (store |old(#valid)| |calloc_model_#t~malloc0.base| 1))))) [2018-01-23 14:27:22,633 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:22,633 INFO L397 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,633 INFO L401 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-01-23 14:27:22,633 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:22,633 INFO L401 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-01-23 14:27:22,633 INFO L401 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-01-23 14:27:22,633 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:22,633 INFO L401 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2018-01-23 14:27:22,633 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:22,633 INFO L401 ceAbstractionStarter]: For program point L782'(line 782) no Hoare annotation was computed. [2018-01-23 14:27:22,633 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:22,634 INFO L401 ceAbstractionStarter]: For program point L780'(line 780) no Hoare annotation was computed. [2018-01-23 14:27:22,634 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:22,634 INFO L397 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,634 INFO L401 ceAbstractionStarter]: For program point L779'(line 779) no Hoare annotation was computed. [2018-01-23 14:27:22,634 INFO L401 ceAbstractionStarter]: For program point L780''(line 780) no Hoare annotation was computed. [2018-01-23 14:27:22,634 INFO L401 ceAbstractionStarter]: For program point L781''(line 781) no Hoare annotation was computed. [2018-01-23 14:27:22,634 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 777 785) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,634 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:22,634 INFO L401 ceAbstractionStarter]: For program point L773(lines 773 774) no Hoare annotation was computed. [2018-01-23 14:27:22,634 INFO L397 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,635 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:22,635 INFO L401 ceAbstractionStarter]: For program point L772'(line 772) no Hoare annotation was computed. [2018-01-23 14:27:22,635 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 770 776) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,635 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:22,635 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,635 INFO L401 ceAbstractionStarter]: For program point L878'(line 878) no Hoare annotation was computed. [2018-01-23 14:27:22,635 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,635 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,635 INFO L401 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-01-23 14:27:22,635 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,635 INFO L401 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-01-23 14:27:22,636 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:22,636 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:22,636 INFO L401 ceAbstractionStarter]: For program point L861'(line 861) no Hoare annotation was computed. [2018-01-23 14:27:22,636 INFO L401 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:22,636 INFO L401 ceAbstractionStarter]: For program point L859''(line 859) no Hoare annotation was computed. [2018-01-23 14:27:22,636 INFO L404 ceAbstractionStarter]: At program point L858''(lines 858 864) the Hoare annotation is: true [2018-01-23 14:27:22,636 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:22,636 INFO L401 ceAbstractionStarter]: For program point L858'''(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:22,636 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 856 865) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,636 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:22,636 INFO L404 ceAbstractionStarter]: At program point L859'(line 859) the Hoare annotation is: true [2018-01-23 14:27:22,637 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:22,637 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 883) the Hoare annotation is: true [2018-01-23 14:27:22,637 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,637 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 883) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:22,637 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,637 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,637 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:22,637 INFO L401 ceAbstractionStarter]: For program point L848'''(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:22,637 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:22,637 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:22,637 INFO L401 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-01-23 14:27:22,637 INFO L401 ceAbstractionStarter]: For program point L849''(line 849) no Hoare annotation was computed. [2018-01-23 14:27:22,638 INFO L404 ceAbstractionStarter]: At program point L848''(lines 848 854) the Hoare annotation is: true [2018-01-23 14:27:22,638 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:22,638 INFO L401 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:22,638 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 846 855) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,638 INFO L401 ceAbstractionStarter]: For program point L851'(line 851) no Hoare annotation was computed. [2018-01-23 14:27:22,638 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:22,638 INFO L404 ceAbstractionStarter]: At program point L849'(line 849) the Hoare annotation is: true [2018-01-23 14:27:22,641 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:22,641 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:22,641 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:22,641 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:22,641 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:22,641 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:22,641 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:22,641 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == calloc_modelErr0EnsuresViolation======== [2018-01-23 14:27:22,641 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:22,643 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:22,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-01-23 14:27:22,644 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:22,644 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:22,644 INFO L371 AbstractCegarLoop]: === Iteration 1 === [calloc_modelErr0EnsuresViolation]=== [2018-01-23 14:27:22,644 INFO L82 PathProgramCache]: Analyzing trace with hash -1182361561, now seen corresponding path program 1 times [2018-01-23 14:27:22,644 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:22,644 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:22,645 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:22,645 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:22,645 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:22,652 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:22,703 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:22,703 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-23 14:27:22,704 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-23 14:27:22,704 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-23 14:27:22,704 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-01-23 14:27:22,704 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 5 states. [2018-01-23 14:27:22,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:22,719 INFO L93 Difference]: Finished difference Result 182 states and 208 transitions. [2018-01-23 14:27:22,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:27:22,720 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-01-23 14:27:22,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:22,720 INFO L225 Difference]: With dead ends: 182 [2018-01-23 14:27:22,720 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:22,721 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-01-23 14:27:22,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:22,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:22,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:22,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:22,722 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2018-01-23 14:27:22,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:22,722 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:22,722 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-23 14:27:22,722 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:22,722 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:22,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:22,786 INFO L401 ceAbstractionStarter]: For program point L838'''(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:22,786 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:22,786 INFO L401 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-01-23 14:27:22,786 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:22,787 INFO L404 ceAbstractionStarter]: At program point L838''(lines 838 844) the Hoare annotation is: true [2018-01-23 14:27:22,787 INFO L401 ceAbstractionStarter]: For program point L839''(line 839) no Hoare annotation was computed. [2018-01-23 14:27:22,787 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:22,787 INFO L401 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:22,787 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 836 845) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,787 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:22,787 INFO L401 ceAbstractionStarter]: For program point L841'(line 841) no Hoare annotation was computed. [2018-01-23 14:27:22,787 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:22,787 INFO L404 ceAbstractionStarter]: At program point L839'(line 839) the Hoare annotation is: true [2018-01-23 14:27:22,787 INFO L401 ceAbstractionStarter]: For program point L819'''(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:22,788 INFO L397 ceAbstractionStarter]: At program point L819''(lines 819 821) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:22,788 INFO L397 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:22,788 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:22,788 INFO L401 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-01-23 14:27:22,788 INFO L401 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-01-23 14:27:22,788 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-23 14:27:22,788 INFO L397 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,788 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:22,788 INFO L401 ceAbstractionStarter]: For program point L823'(line 823) no Hoare annotation was computed. [2018-01-23 14:27:22,788 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:22,789 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 816 825) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,789 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:22,789 INFO L401 ceAbstractionStarter]: For program point L819(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:22,789 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:22,789 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:22,789 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:22,789 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:22,789 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:22,789 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:22,789 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-23 14:27:22,789 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:22,790 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:22,790 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 826 835) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,790 INFO L401 ceAbstractionStarter]: For program point L829''(line 829) no Hoare annotation was computed. [2018-01-23 14:27:22,790 INFO L404 ceAbstractionStarter]: At program point L828''(lines 828 834) the Hoare annotation is: true [2018-01-23 14:27:22,790 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:22,790 INFO L401 ceAbstractionStarter]: For program point L828(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:22,790 INFO L401 ceAbstractionStarter]: For program point L831'(line 831) no Hoare annotation was computed. [2018-01-23 14:27:22,790 INFO L401 ceAbstractionStarter]: For program point L828'''(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:22,790 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:22,790 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:22,790 INFO L401 ceAbstractionStarter]: For program point L799(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:22,791 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:22,791 INFO L397 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,791 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:22,791 INFO L401 ceAbstractionStarter]: For program point L799'''(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:22,791 INFO L401 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-01-23 14:27:22,791 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 796 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,791 INFO L397 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,791 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:22,791 INFO L401 ceAbstractionStarter]: For program point L800'(line 800) no Hoare annotation was computed. [2018-01-23 14:27:22,791 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:22,791 INFO L401 ceAbstractionStarter]: For program point L798'(line 798) no Hoare annotation was computed. [2018-01-23 14:27:22,792 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:22,792 INFO L397 ceAbstractionStarter]: At program point L799''(lines 799 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,792 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:22,792 INFO L397 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:22,792 INFO L397 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,792 INFO L401 ceAbstractionStarter]: For program point L882'(line 882) no Hoare annotation was computed. [2018-01-23 14:27:22,792 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:22,792 INFO L401 ceAbstractionStarter]: For program point L880'(line 880) no Hoare annotation was computed. [2018-01-23 14:27:22,792 INFO L401 ceAbstractionStarter]: For program point L879(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:22,792 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:22,793 INFO L397 ceAbstractionStarter]: At program point L879''(lines 879 881) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,793 INFO L401 ceAbstractionStarter]: For program point L879'''(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:22,793 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:22,793 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,793 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:22,793 INFO L401 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-01-23 14:27:22,793 INFO L401 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-01-23 14:27:22,793 INFO L397 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,793 INFO L401 ceAbstractionStarter]: For program point L793'(line 793) no Hoare annotation was computed. [2018-01-23 14:27:22,793 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:22,794 INFO L401 ceAbstractionStarter]: For program point L789(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:22,794 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 786 795) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,794 INFO L401 ceAbstractionStarter]: For program point L788'(line 788) no Hoare annotation was computed. [2018-01-23 14:27:22,794 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:22,794 INFO L401 ceAbstractionStarter]: For program point L789'''(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:22,794 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:22,794 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:22,794 INFO L397 ceAbstractionStarter]: At program point L789''(lines 789 791) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,794 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:22,794 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,795 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,795 INFO L401 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-01-23 14:27:22,795 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:22,795 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:22,795 INFO L401 ceAbstractionStarter]: For program point L813'(line 813) no Hoare annotation was computed. [2018-01-23 14:27:22,795 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 806 815) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,795 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:22,795 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:22,795 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:22,795 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:22,795 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,796 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:22,796 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:22,796 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:22,796 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:22,796 INFO L401 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-01-23 14:27:22,796 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-23 14:27:22,796 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:22,796 INFO L401 ceAbstractionStarter]: For program point L870'(line 870) no Hoare annotation was computed. [2018-01-23 14:27:22,796 INFO L401 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-01-23 14:27:22,796 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:22,796 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:22,796 INFO L404 ceAbstractionStarter]: At program point L868''(lines 868 874) the Hoare annotation is: true [2018-01-23 14:27:22,797 INFO L404 ceAbstractionStarter]: At program point L869'(line 869) the Hoare annotation is: true [2018-01-23 14:27:22,797 INFO L401 ceAbstractionStarter]: For program point L869''(line 869) no Hoare annotation was computed. [2018-01-23 14:27:22,797 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 866 875) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,797 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:22,797 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:22,797 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,797 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:22,797 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:22,797 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:22,797 INFO L397 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |#valid| (store |old(#valid)| |calloc_model_#t~malloc0.base| 1))))) [2018-01-23 14:27:22,798 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:22,798 INFO L397 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,798 INFO L401 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-01-23 14:27:22,798 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:22,798 INFO L401 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-01-23 14:27:22,798 INFO L401 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-01-23 14:27:22,798 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:22,798 INFO L401 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2018-01-23 14:27:22,798 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:22,798 INFO L401 ceAbstractionStarter]: For program point L782'(line 782) no Hoare annotation was computed. [2018-01-23 14:27:22,798 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:22,799 INFO L401 ceAbstractionStarter]: For program point L780'(line 780) no Hoare annotation was computed. [2018-01-23 14:27:22,799 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:22,799 INFO L397 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,799 INFO L401 ceAbstractionStarter]: For program point L779'(line 779) no Hoare annotation was computed. [2018-01-23 14:27:22,799 INFO L401 ceAbstractionStarter]: For program point L780''(line 780) no Hoare annotation was computed. [2018-01-23 14:27:22,799 INFO L401 ceAbstractionStarter]: For program point L781''(line 781) no Hoare annotation was computed. [2018-01-23 14:27:22,799 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 777 785) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,799 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:22,799 INFO L401 ceAbstractionStarter]: For program point L773(lines 773 774) no Hoare annotation was computed. [2018-01-23 14:27:22,799 INFO L397 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,800 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:22,800 INFO L401 ceAbstractionStarter]: For program point L772'(line 772) no Hoare annotation was computed. [2018-01-23 14:27:22,800 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 770 776) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:22,800 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:22,800 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,800 INFO L401 ceAbstractionStarter]: For program point L878'(line 878) no Hoare annotation was computed. [2018-01-23 14:27:22,800 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,800 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,800 INFO L401 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-01-23 14:27:22,800 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,800 INFO L401 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-01-23 14:27:22,801 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:22,801 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:22,801 INFO L401 ceAbstractionStarter]: For program point L861'(line 861) no Hoare annotation was computed. [2018-01-23 14:27:22,801 INFO L401 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:22,801 INFO L401 ceAbstractionStarter]: For program point L859''(line 859) no Hoare annotation was computed. [2018-01-23 14:27:22,801 INFO L404 ceAbstractionStarter]: At program point L858''(lines 858 864) the Hoare annotation is: true [2018-01-23 14:27:22,801 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:22,801 INFO L401 ceAbstractionStarter]: For program point L858'''(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:22,801 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 856 865) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,801 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:22,801 INFO L404 ceAbstractionStarter]: At program point L859'(line 859) the Hoare annotation is: true [2018-01-23 14:27:22,802 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:22,802 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 883) the Hoare annotation is: true [2018-01-23 14:27:22,802 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,802 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 883) the Hoare annotation is: false [2018-01-23 14:27:22,802 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,802 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:22,802 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:22,802 INFO L401 ceAbstractionStarter]: For program point L848'''(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:22,802 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:22,802 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:22,802 INFO L401 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-01-23 14:27:22,803 INFO L401 ceAbstractionStarter]: For program point L849''(line 849) no Hoare annotation was computed. [2018-01-23 14:27:22,803 INFO L404 ceAbstractionStarter]: At program point L848''(lines 848 854) the Hoare annotation is: true [2018-01-23 14:27:22,803 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:22,803 INFO L401 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:22,803 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 846 855) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:22,803 INFO L401 ceAbstractionStarter]: For program point L851'(line 851) no Hoare annotation was computed. [2018-01-23 14:27:22,803 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:22,803 INFO L404 ceAbstractionStarter]: At program point L849'(line 849) the Hoare annotation is: true [2018-01-23 14:27:22,805 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:22,805 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:22,805 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:22,805 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:22,805 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:22,805 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:22,805 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:22,805 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l4_insertErr0EnsuresViolation======== [2018-01-23 14:27:22,806 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:22,807 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:22,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-01-23 14:27:22,809 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:22,809 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:22,809 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l4_insertErr0EnsuresViolation]=== [2018-01-23 14:27:22,810 INFO L82 PathProgramCache]: Analyzing trace with hash 2064093293, now seen corresponding path program 1 times [2018-01-23 14:27:22,810 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:22,810 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:22,811 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:22,811 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:22,811 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:22,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:22,822 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:22,854 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:22,854 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:22,854 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:22,862 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:22,968 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:22,990 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-01-23 14:27:23,023 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:23,023 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:23,024 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:23,024 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:23,024 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:23,024 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 3 states. [2018-01-23 14:27:23,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:23,202 INFO L93 Difference]: Finished difference Result 380 states and 468 transitions. [2018-01-23 14:27:23,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:23,202 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2018-01-23 14:27:23,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:23,203 INFO L225 Difference]: With dead ends: 380 [2018-01-23 14:27:23,203 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:23,204 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:23,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:23,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:23,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:23,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:23,205 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 146 [2018-01-23 14:27:23,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:23,205 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:23,205 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:23,206 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:23,206 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:23,206 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:23,311 INFO L401 ceAbstractionStarter]: For program point L838'''(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:23,311 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:23,311 INFO L401 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-01-23 14:27:23,312 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:23,312 INFO L404 ceAbstractionStarter]: At program point L838''(lines 838 844) the Hoare annotation is: true [2018-01-23 14:27:23,312 INFO L401 ceAbstractionStarter]: For program point L839''(line 839) no Hoare annotation was computed. [2018-01-23 14:27:23,312 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:23,312 INFO L401 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:23,312 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 836 845) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,312 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:23,312 INFO L401 ceAbstractionStarter]: For program point L841'(line 841) no Hoare annotation was computed. [2018-01-23 14:27:23,312 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:23,312 INFO L404 ceAbstractionStarter]: At program point L839'(line 839) the Hoare annotation is: true [2018-01-23 14:27:23,313 INFO L401 ceAbstractionStarter]: For program point L819'''(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:23,313 INFO L397 ceAbstractionStarter]: At program point L819''(lines 819 821) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:23,313 INFO L397 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:23,313 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:23,313 INFO L401 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-01-23 14:27:23,313 INFO L401 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-01-23 14:27:23,313 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-23 14:27:23,313 INFO L397 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,313 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:23,314 INFO L401 ceAbstractionStarter]: For program point L823'(line 823) no Hoare annotation was computed. [2018-01-23 14:27:23,314 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:23,314 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 816 825) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,314 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:23,314 INFO L401 ceAbstractionStarter]: For program point L819(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:23,314 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:23,314 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:23,314 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:23,314 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:23,314 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:23,314 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:23,315 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-23 14:27:23,315 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:23,315 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:23,315 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 826 835) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,315 INFO L401 ceAbstractionStarter]: For program point L829''(line 829) no Hoare annotation was computed. [2018-01-23 14:27:23,315 INFO L404 ceAbstractionStarter]: At program point L828''(lines 828 834) the Hoare annotation is: true [2018-01-23 14:27:23,315 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:23,315 INFO L401 ceAbstractionStarter]: For program point L828(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:23,315 INFO L401 ceAbstractionStarter]: For program point L831'(line 831) no Hoare annotation was computed. [2018-01-23 14:27:23,315 INFO L401 ceAbstractionStarter]: For program point L828'''(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:23,315 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:23,316 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:23,316 INFO L401 ceAbstractionStarter]: For program point L799(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:23,316 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:23,316 INFO L397 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,316 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:23,316 INFO L401 ceAbstractionStarter]: For program point L799'''(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:23,316 INFO L401 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-01-23 14:27:23,316 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 796 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,316 INFO L397 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,316 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:23,316 INFO L401 ceAbstractionStarter]: For program point L800'(line 800) no Hoare annotation was computed. [2018-01-23 14:27:23,317 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:23,317 INFO L401 ceAbstractionStarter]: For program point L798'(line 798) no Hoare annotation was computed. [2018-01-23 14:27:23,317 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:23,317 INFO L397 ceAbstractionStarter]: At program point L799''(lines 799 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,317 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:23,317 INFO L397 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:23,317 INFO L397 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,317 INFO L401 ceAbstractionStarter]: For program point L882'(line 882) no Hoare annotation was computed. [2018-01-23 14:27:23,317 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:23,318 INFO L401 ceAbstractionStarter]: For program point L880'(line 880) no Hoare annotation was computed. [2018-01-23 14:27:23,318 INFO L401 ceAbstractionStarter]: For program point L879(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:23,318 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:23,318 INFO L397 ceAbstractionStarter]: At program point L879''(lines 879 881) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,318 INFO L401 ceAbstractionStarter]: For program point L879'''(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:23,318 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:23,318 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,318 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:23,318 INFO L401 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-01-23 14:27:23,318 INFO L401 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-01-23 14:27:23,319 INFO L397 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,319 INFO L401 ceAbstractionStarter]: For program point L793'(line 793) no Hoare annotation was computed. [2018-01-23 14:27:23,319 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:23,319 INFO L401 ceAbstractionStarter]: For program point L789(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:23,319 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 786 795) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,319 INFO L401 ceAbstractionStarter]: For program point L788'(line 788) no Hoare annotation was computed. [2018-01-23 14:27:23,319 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:23,319 INFO L401 ceAbstractionStarter]: For program point L789'''(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:23,319 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:23,319 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:23,319 INFO L397 ceAbstractionStarter]: At program point L789''(lines 789 791) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,320 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:23,320 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,320 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,320 INFO L401 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-01-23 14:27:23,320 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:23,320 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:23,320 INFO L401 ceAbstractionStarter]: For program point L813'(line 813) no Hoare annotation was computed. [2018-01-23 14:27:23,320 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 806 815) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,320 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:23,320 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:23,320 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:23,321 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:23,321 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,321 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:23,321 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:23,321 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:23,321 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:23,321 INFO L401 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-01-23 14:27:23,321 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-23 14:27:23,321 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:23,321 INFO L401 ceAbstractionStarter]: For program point L870'(line 870) no Hoare annotation was computed. [2018-01-23 14:27:23,321 INFO L401 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-01-23 14:27:23,321 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:23,322 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:23,322 INFO L404 ceAbstractionStarter]: At program point L868''(lines 868 874) the Hoare annotation is: true [2018-01-23 14:27:23,322 INFO L404 ceAbstractionStarter]: At program point L869'(line 869) the Hoare annotation is: true [2018-01-23 14:27:23,322 INFO L401 ceAbstractionStarter]: For program point L869''(line 869) no Hoare annotation was computed. [2018-01-23 14:27:23,322 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 866 875) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,322 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:23,322 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:23,322 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,322 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:23,322 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:23,323 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:23,323 INFO L397 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |#valid| (store |old(#valid)| |calloc_model_#t~malloc0.base| 1))))) [2018-01-23 14:27:23,323 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:23,323 INFO L397 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,323 INFO L401 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-01-23 14:27:23,323 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:23,323 INFO L401 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-01-23 14:27:23,323 INFO L401 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-01-23 14:27:23,323 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:23,323 INFO L401 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2018-01-23 14:27:23,324 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:23,324 INFO L401 ceAbstractionStarter]: For program point L782'(line 782) no Hoare annotation was computed. [2018-01-23 14:27:23,324 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:23,324 INFO L401 ceAbstractionStarter]: For program point L780'(line 780) no Hoare annotation was computed. [2018-01-23 14:27:23,324 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:23,324 INFO L397 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,324 INFO L401 ceAbstractionStarter]: For program point L779'(line 779) no Hoare annotation was computed. [2018-01-23 14:27:23,324 INFO L401 ceAbstractionStarter]: For program point L780''(line 780) no Hoare annotation was computed. [2018-01-23 14:27:23,324 INFO L401 ceAbstractionStarter]: For program point L781''(line 781) no Hoare annotation was computed. [2018-01-23 14:27:23,324 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 777 785) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,324 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:23,325 INFO L401 ceAbstractionStarter]: For program point L773(lines 773 774) no Hoare annotation was computed. [2018-01-23 14:27:23,325 INFO L397 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,325 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:23,325 INFO L401 ceAbstractionStarter]: For program point L772'(line 772) no Hoare annotation was computed. [2018-01-23 14:27:23,325 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 770 776) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,325 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:23,325 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,325 INFO L401 ceAbstractionStarter]: For program point L878'(line 878) no Hoare annotation was computed. [2018-01-23 14:27:23,325 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,326 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,326 INFO L401 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-01-23 14:27:23,326 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,326 INFO L401 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-01-23 14:27:23,326 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:23,326 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:23,326 INFO L401 ceAbstractionStarter]: For program point L861'(line 861) no Hoare annotation was computed. [2018-01-23 14:27:23,326 INFO L401 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:23,326 INFO L401 ceAbstractionStarter]: For program point L859''(line 859) no Hoare annotation was computed. [2018-01-23 14:27:23,326 INFO L404 ceAbstractionStarter]: At program point L858''(lines 858 864) the Hoare annotation is: true [2018-01-23 14:27:23,326 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:23,326 INFO L401 ceAbstractionStarter]: For program point L858'''(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:23,327 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 856 865) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,327 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:23,327 INFO L404 ceAbstractionStarter]: At program point L859'(line 859) the Hoare annotation is: true [2018-01-23 14:27:23,327 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:23,327 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 883) the Hoare annotation is: true [2018-01-23 14:27:23,327 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,327 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 883) the Hoare annotation is: false [2018-01-23 14:27:23,327 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,327 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,327 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:23,327 INFO L401 ceAbstractionStarter]: For program point L848'''(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:23,328 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:23,328 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:23,328 INFO L401 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-01-23 14:27:23,328 INFO L401 ceAbstractionStarter]: For program point L849''(line 849) no Hoare annotation was computed. [2018-01-23 14:27:23,328 INFO L404 ceAbstractionStarter]: At program point L848''(lines 848 854) the Hoare annotation is: true [2018-01-23 14:27:23,328 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:23,328 INFO L401 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:23,328 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 846 855) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,328 INFO L401 ceAbstractionStarter]: For program point L851'(line 851) no Hoare annotation was computed. [2018-01-23 14:27:23,328 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:23,328 INFO L404 ceAbstractionStarter]: At program point L849'(line 849) the Hoare annotation is: true [2018-01-23 14:27:23,336 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:23,336 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:23,336 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:23,336 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:23,336 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:23,336 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:23,336 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:23,337 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == zalloc_or_dieErr0EnsuresViolation======== [2018-01-23 14:27:23,337 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:23,338 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:23,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-01-23 14:27:23,339 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:23,339 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:23,339 INFO L371 AbstractCegarLoop]: === Iteration 1 === [zalloc_or_dieErr0EnsuresViolation]=== [2018-01-23 14:27:23,340 INFO L82 PathProgramCache]: Analyzing trace with hash -417060020, now seen corresponding path program 1 times [2018-01-23 14:27:23,340 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:23,340 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:23,340 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:23,341 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:23,341 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:23,346 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:23,357 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:23,357 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:23,357 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:23,365 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:23,391 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:23,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:23,433 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:23,433 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:23,433 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:23,434 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:23,434 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:23,434 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 3 states. [2018-01-23 14:27:23,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:23,585 INFO L93 Difference]: Finished difference Result 380 states and 468 transitions. [2018-01-23 14:27:23,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:23,585 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-01-23 14:27:23,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:23,586 INFO L225 Difference]: With dead ends: 380 [2018-01-23 14:27:23,586 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:23,587 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:23,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:23,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:23,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:23,588 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-01-23 14:27:23,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:23,588 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:23,588 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:23,588 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:23,588 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:23,588 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:23,694 INFO L401 ceAbstractionStarter]: For program point L838'''(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:23,694 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:23,694 INFO L401 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-01-23 14:27:23,694 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:23,694 INFO L404 ceAbstractionStarter]: At program point L838''(lines 838 844) the Hoare annotation is: true [2018-01-23 14:27:23,694 INFO L401 ceAbstractionStarter]: For program point L839''(line 839) no Hoare annotation was computed. [2018-01-23 14:27:23,694 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:23,694 INFO L401 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2018-01-23 14:27:23,694 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 836 845) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,694 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:23,694 INFO L401 ceAbstractionStarter]: For program point L841'(line 841) no Hoare annotation was computed. [2018-01-23 14:27:23,694 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 836 845) no Hoare annotation was computed. [2018-01-23 14:27:23,694 INFO L404 ceAbstractionStarter]: At program point L839'(line 839) the Hoare annotation is: true [2018-01-23 14:27:23,694 INFO L401 ceAbstractionStarter]: For program point L819'''(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:23,695 INFO L397 ceAbstractionStarter]: At program point L819''(lines 819 821) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:23,695 INFO L397 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:23,695 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:23,695 INFO L401 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-01-23 14:27:23,695 INFO L401 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-01-23 14:27:23,695 INFO L401 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-01-23 14:27:23,695 INFO L397 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,695 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:23,695 INFO L401 ceAbstractionStarter]: For program point L823'(line 823) no Hoare annotation was computed. [2018-01-23 14:27:23,695 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:23,695 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 816 825) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,695 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 816 825) no Hoare annotation was computed. [2018-01-23 14:27:23,695 INFO L401 ceAbstractionStarter]: For program point L819(lines 819 821) no Hoare annotation was computed. [2018-01-23 14:27:23,695 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:23,695 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:23,696 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 826 835) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 826 835) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point L829''(line 829) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L404 ceAbstractionStarter]: At program point L828''(lines 828 834) the Hoare annotation is: true [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point L828(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point L831'(line 831) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point L828'''(lines 828 834) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:23,696 INFO L401 ceAbstractionStarter]: For program point L799(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:23,697 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:23,697 INFO L397 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,697 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:23,697 INFO L401 ceAbstractionStarter]: For program point L799'''(lines 799 801) no Hoare annotation was computed. [2018-01-23 14:27:23,697 INFO L401 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-01-23 14:27:23,697 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 796 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,697 INFO L397 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,697 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:23,697 INFO L401 ceAbstractionStarter]: For program point L800'(line 800) no Hoare annotation was computed. [2018-01-23 14:27:23,697 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:23,697 INFO L401 ceAbstractionStarter]: For program point L798'(line 798) no Hoare annotation was computed. [2018-01-23 14:27:23,697 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:23,697 INFO L397 ceAbstractionStarter]: At program point L799''(lines 799 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,697 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 796 805) no Hoare annotation was computed. [2018-01-23 14:27:23,697 INFO L397 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|))))) [2018-01-23 14:27:23,698 INFO L397 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point L882'(line 882) no Hoare annotation was computed. [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point L880'(line 880) no Hoare annotation was computed. [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point L879(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:23,698 INFO L397 ceAbstractionStarter]: At program point L879''(lines 879 881) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point L879'''(lines 879 881) no Hoare annotation was computed. [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 876 883) no Hoare annotation was computed. [2018-01-23 14:27:23,698 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-01-23 14:27:23,698 INFO L397 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point L793'(line 793) no Hoare annotation was computed. [2018-01-23 14:27:23,698 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L401 ceAbstractionStarter]: For program point L789(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 786 795) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,699 INFO L401 ceAbstractionStarter]: For program point L788'(line 788) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L401 ceAbstractionStarter]: For program point L789'''(lines 789 791) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 786 795) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L397 ceAbstractionStarter]: At program point L789''(lines 789 791) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,699 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,699 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,699 INFO L401 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L401 ceAbstractionStarter]: For program point L813'(line 813) no Hoare annotation was computed. [2018-01-23 14:27:23,699 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 806 815) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L397 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 806 815) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point L870'(line 870) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 866 875) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2018-01-23 14:27:23,700 INFO L404 ceAbstractionStarter]: At program point L868''(lines 868 874) the Hoare annotation is: true [2018-01-23 14:27:23,701 INFO L404 ceAbstractionStarter]: At program point L869'(line 869) the Hoare annotation is: true [2018-01-23 14:27:23,701 INFO L401 ceAbstractionStarter]: For program point L869''(line 869) no Hoare annotation was computed. [2018-01-23 14:27:23,701 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 866 875) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,701 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:23,701 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:23,701 INFO L397 ceAbstractionStarter]: At program point calloc_modelENTRY(lines 740 743) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,701 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:23,701 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:23,701 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:23,701 INFO L397 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |#valid| (store |old(#valid)| |calloc_model_#t~malloc0.base| 1))))) [2018-01-23 14:27:23,701 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L397 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point L782(line 782) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point L781(line 781) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point L782'(line 782) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point L780'(line 780) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 777 785) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L397 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point L779'(line 779) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point L780''(line 780) no Hoare annotation was computed. [2018-01-23 14:27:23,702 INFO L401 ceAbstractionStarter]: For program point L781''(line 781) no Hoare annotation was computed. [2018-01-23 14:27:23,703 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 777 785) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,703 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:23,703 INFO L401 ceAbstractionStarter]: For program point L773(lines 773 774) no Hoare annotation was computed. [2018-01-23 14:27:23,703 INFO L397 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,703 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:23,703 INFO L401 ceAbstractionStarter]: For program point L772'(line 772) no Hoare annotation was computed. [2018-01-23 14:27:23,703 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 770 776) the Hoare annotation is: (let ((.cse0 (= |#valid| |old(#valid)|))) (and (or (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) .cse0) .cse0)) [2018-01-23 14:27:23,703 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 770 776) no Hoare annotation was computed. [2018-01-23 14:27:23,703 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,703 INFO L401 ceAbstractionStarter]: For program point L878'(line 878) no Hoare annotation was computed. [2018-01-23 14:27:23,703 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,703 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 883) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,703 INFO L401 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-01-23 14:27:23,703 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,703 INFO L401 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-01-23 14:27:23,704 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:23,704 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:23,704 INFO L401 ceAbstractionStarter]: For program point L861'(line 861) no Hoare annotation was computed. [2018-01-23 14:27:23,704 INFO L401 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:23,704 INFO L401 ceAbstractionStarter]: For program point L859''(line 859) no Hoare annotation was computed. [2018-01-23 14:27:23,704 INFO L404 ceAbstractionStarter]: At program point L858''(lines 858 864) the Hoare annotation is: true [2018-01-23 14:27:23,704 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:23,704 INFO L401 ceAbstractionStarter]: For program point L858'''(lines 858 864) no Hoare annotation was computed. [2018-01-23 14:27:23,704 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 856 865) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,704 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:23,704 INFO L404 ceAbstractionStarter]: At program point L859'(line 859) the Hoare annotation is: true [2018-01-23 14:27:23,704 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 856 865) no Hoare annotation was computed. [2018-01-23 14:27:23,704 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 883) the Hoare annotation is: true [2018-01-23 14:27:23,704 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,704 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 883) the Hoare annotation is: false [2018-01-23 14:27:23,704 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 883) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L401 ceAbstractionStarter]: For program point L848'''(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L401 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L401 ceAbstractionStarter]: For program point L849''(line 849) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L404 ceAbstractionStarter]: At program point L848''(lines 848 854) the Hoare annotation is: true [2018-01-23 14:27:23,705 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L401 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 846 855) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:23,705 INFO L401 ceAbstractionStarter]: For program point L851'(line 851) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 846 855) no Hoare annotation was computed. [2018-01-23 14:27:23,705 INFO L404 ceAbstractionStarter]: At program point L849'(line 849) the Hoare annotation is: true [2018-01-23 14:27:23,706 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:23,707 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:23,707 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:23,707 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:23,707 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:23,707 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:23,707 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:23,707 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-23 14:27:23,707 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:23,709 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:23,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-01-23 14:27:23,709 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:23,710 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-01-23 14:27:23,710 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-23 14:27:23,710 INFO L82 PathProgramCache]: Analyzing trace with hash 328405087, now seen corresponding path program 1 times [2018-01-23 14:27:23,710 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:23,710 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:23,711 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:23,711 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:23,711 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-23 14:27:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-23 14:27:23,734 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-23 14:27:23,740 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 14:27:23,750 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:23,750 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:23,750 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:23,750 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:23,751 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:23,751 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:23,751 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:23,751 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l1_destroyErr0EnsuresViolation======== [2018-01-23 14:27:23,751 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:23,753 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:23,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-01-23 14:27:23,754 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:23,754 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:23,754 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l1_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:23,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1578019281, now seen corresponding path program 1 times [2018-01-23 14:27:23,754 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:23,754 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:23,755 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:23,755 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:23,755 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:23,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:23,760 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:23,764 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:23,764 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:23,764 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:23,764 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:23,765 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:23,765 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-01-23 14:27:23,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:23,775 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-01-23 14:27:23,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:23,775 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-01-23 14:27:23,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:23,776 INFO L225 Difference]: With dead ends: 356 [2018-01-23 14:27:23,776 INFO L226 Difference]: Without dead ends: 161 [2018-01-23 14:27:23,777 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:23,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-01-23 14:27:23,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-01-23 14:27:23,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-01-23 14:27:23,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 176 transitions. [2018-01-23 14:27:23,786 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 176 transitions. Word has length 17 [2018-01-23 14:27:23,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:23,786 INFO L432 AbstractCegarLoop]: Abstraction has 161 states and 176 transitions. [2018-01-23 14:27:23,786 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:23,786 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 176 transitions. [2018-01-23 14:27:23,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-01-23 14:27:23,788 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:23,789 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:23,789 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l1_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:23,789 INFO L82 PathProgramCache]: Analyzing trace with hash -901297964, now seen corresponding path program 1 times [2018-01-23 14:27:23,789 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:23,789 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:23,790 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:23,790 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:23,790 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:23,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:23,806 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:23,861 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:23,861 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:23,861 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:23,870 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:24,011 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:24,026 WARN L1029 $PredicateComparison]: unable to prove that (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1)))) is different from true [2018-01-23 14:27:24,033 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:24,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 13 [2018-01-23 14:27:24,034 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:24,036 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-01-23 14:27:24,036 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:24,054 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((v_prenex_4 Int)) (and (<= (select |c_old(#valid)| v_prenex_4) 0) (= |c_#valid| (store |c_old(#valid)| v_prenex_4 1))))) is different from true [2018-01-23 14:27:24,081 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-01-23 14:27:24,103 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:24,104 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:24,104 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:24,104 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:24,104 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:24,104 INFO L87 Difference]: Start difference. First operand 161 states and 176 transitions. Second operand 6 states. [2018-01-23 14:27:24,133 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1))))) is different from true [2018-01-23 14:27:24,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:24,139 INFO L93 Difference]: Finished difference Result 177 states and 196 transitions. [2018-01-23 14:27:24,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:24,139 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 238 [2018-01-23 14:27:24,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:24,140 INFO L225 Difference]: With dead ends: 177 [2018-01-23 14:27:24,140 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:24,140 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=14, Unknown=3, NotChecked=24, Total=56 [2018-01-23 14:27:24,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:24,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:24,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:24,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:24,141 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 238 [2018-01-23 14:27:24,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:24,141 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:24,141 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:24,142 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:24,142 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:24,143 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:24,143 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:24,143 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:24,143 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:24,143 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:24,143 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:24,143 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:24,144 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-23 14:27:24,144 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:24,145 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:24,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-01-23 14:27:24,146 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:24,146 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:24,146 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-23 14:27:24,146 INFO L82 PathProgramCache]: Analyzing trace with hash -794434849, now seen corresponding path program 1 times [2018-01-23 14:27:24,146 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:24,146 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:24,147 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:24,147 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:24,147 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:24,151 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:24,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:24,155 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:24,156 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:24,156 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:24,156 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:24,156 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:24,156 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-01-23 14:27:24,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:24,167 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-01-23 14:27:24,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:24,167 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-01-23 14:27:24,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:24,168 INFO L225 Difference]: With dead ends: 356 [2018-01-23 14:27:24,168 INFO L226 Difference]: Without dead ends: 167 [2018-01-23 14:27:24,169 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:24,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-01-23 14:27:24,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2018-01-23 14:27:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-01-23 14:27:24,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 182 transitions. [2018-01-23 14:27:24,178 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 182 transitions. Word has length 18 [2018-01-23 14:27:24,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:24,179 INFO L432 AbstractCegarLoop]: Abstraction has 167 states and 182 transitions. [2018-01-23 14:27:24,179 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:24,179 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 182 transitions. [2018-01-23 14:27:24,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-01-23 14:27:24,181 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:24,181 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:24,181 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-23 14:27:24,182 INFO L82 PathProgramCache]: Analyzing trace with hash -905885565, now seen corresponding path program 1 times [2018-01-23 14:27:24,182 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:24,182 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:24,183 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:24,183 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:24,183 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:24,199 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:24,279 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:24,279 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:24,279 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:24,286 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:24,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:24,431 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:24,436 WARN L1029 $PredicateComparison]: unable to prove that (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1)))) is different from true [2018-01-23 14:27:24,440 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:24,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 13 [2018-01-23 14:27:24,441 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:24,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-01-23 14:27:24,443 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:24,450 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((v_prenex_5 Int)) (and (<= (select |c_old(#valid)| v_prenex_5) 0) (= |c_#valid| (store |c_old(#valid)| v_prenex_5 1))))) is different from true [2018-01-23 14:27:24,491 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-01-23 14:27:24,513 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:24,513 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:24,513 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:24,513 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:24,513 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:24,513 INFO L87 Difference]: Start difference. First operand 167 states and 182 transitions. Second operand 6 states. [2018-01-23 14:27:24,572 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1))))) is different from true [2018-01-23 14:27:24,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:24,576 INFO L93 Difference]: Finished difference Result 183 states and 202 transitions. [2018-01-23 14:27:24,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:24,577 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 251 [2018-01-23 14:27:24,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:24,577 INFO L225 Difference]: With dead ends: 183 [2018-01-23 14:27:24,577 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:24,577 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=14, Unknown=3, NotChecked=24, Total=56 [2018-01-23 14:27:24,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:24,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:24,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:24,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:24,578 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 251 [2018-01-23 14:27:24,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:24,578 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:24,578 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:24,578 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:24,579 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:24,580 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:24,580 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:24,580 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:24,580 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:24,580 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:24,580 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:24,580 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:24,580 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l2_destroyErr0EnsuresViolation======== [2018-01-23 14:27:24,580 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-01-23 14:27:24,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-01-23 14:27:24,582 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:24,582 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:24,582 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l2_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:24,582 INFO L82 PathProgramCache]: Analyzing trace with hash -436762215, now seen corresponding path program 1 times [2018-01-23 14:27:24,582 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:24,582 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:24,583 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:24,583 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:24,583 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:24,587 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:24,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:24,591 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:24,591 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:24,591 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:24,591 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:24,591 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:24,591 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-01-23 14:27:24,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:24,599 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-01-23 14:27:24,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:24,599 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-01-23 14:27:24,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:24,600 INFO L225 Difference]: With dead ends: 356 [2018-01-23 14:27:24,600 INFO L226 Difference]: Without dead ends: 161 [2018-01-23 14:27:24,600 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:24,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-01-23 14:27:24,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-01-23 14:27:24,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-01-23 14:27:24,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 176 transitions. [2018-01-23 14:27:24,607 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 176 transitions. Word has length 21 [2018-01-23 14:27:24,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:24,607 INFO L432 AbstractCegarLoop]: Abstraction has 161 states and 176 transitions. [2018-01-23 14:27:24,607 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:24,607 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 176 transitions. [2018-01-23 14:27:24,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-01-23 14:27:24,608 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:24,608 INFO L322 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:24,608 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l2_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:24,608 INFO L82 PathProgramCache]: Analyzing trace with hash -573648680, now seen corresponding path program 1 times [2018-01-23 14:27:24,609 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:24,609 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:24,609 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:24,609 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:24,609 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:24,618 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:24,653 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:24,653 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:24,653 INFO L209 onRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:24,681 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:24,791 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:24,840 WARN L1029 $PredicateComparison]: unable to prove that (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1)))) is different from true [2018-01-23 14:27:24,865 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:24,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 13 [2018-01-23 14:27:24,866 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:24,883 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-01-23 14:27:24,884 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:24,903 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((v_prenex_6 Int)) (and (= |c_#valid| (store |c_old(#valid)| v_prenex_6 1)) (<= (select |c_old(#valid)| v_prenex_6) 0)))) is different from true [2018-01-23 14:27:24,938 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-01-23 14:27:24,960 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:24,960 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:24,960 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:24,960 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:24,961 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:24,961 INFO L87 Difference]: Start difference. First operand 161 states and 176 transitions. Second operand 6 states. [2018-01-23 14:27:24,983 WARN L1029 $PredicateComparison]: unable to prove that (and (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |c_#valid| |calloc_model_#t~malloc0.base|) 1)) (exists ((|calloc_model_#t~malloc0.base| Int)) (and (<= (select |c_old(#valid)| |calloc_model_#t~malloc0.base|) 0) (= |c_#valid| (store |c_old(#valid)| |calloc_model_#t~malloc0.base| 1))))) is different from true [2018-01-23 14:27:24,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:24,986 INFO L93 Difference]: Finished difference Result 177 states and 196 transitions. [2018-01-23 14:27:24,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:24,987 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 230 [2018-01-23 14:27:24,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:24,987 INFO L225 Difference]: With dead ends: 177 [2018-01-23 14:27:24,987 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:24,988 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=14, Unknown=3, NotChecked=24, Total=56 [2018-01-23 14:27:24,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:24,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:24,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:24,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:24,988 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 230 [2018-01-23 14:27:24,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:24,989 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:24,989 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:24,989 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:24,989 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:24,995 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[calloc_model_#t~malloc0.base,QUANTIFIED] [2018-01-23 14:27:24,995 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[calloc_model_#t~malloc0.base,QUANTIFIED] [2018-01-23 14:27:24,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.01 02:27:24 BoogieIcfgContainer [2018-01-23 14:27:24,996 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-23 14:27:24,997 INFO L168 Benchmark]: Toolchain (without parser) took 9142.75 ms. Allocated memory was 305.7 MB in the beginning and 692.6 MB in the end (delta: 386.9 MB). Free memory was 263.0 MB in the beginning and 314.5 MB in the end (delta: -51.6 MB). Peak memory consumption was 335.4 MB. Max. memory is 5.3 GB. [2018-01-23 14:27:24,999 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 305.7 MB. Free memory is still 269.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 14:27:24,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 254.26 ms. Allocated memory is still 305.7 MB. Free memory was 263.0 MB in the beginning and 249.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 5.3 GB. [2018-01-23 14:27:25,000 INFO L168 Benchmark]: Boogie Preprocessor took 50.70 ms. Allocated memory is still 305.7 MB. Free memory was 249.9 MB in the beginning and 247.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-23 14:27:25,000 INFO L168 Benchmark]: RCFGBuilder took 662.71 ms. Allocated memory is still 305.7 MB. Free memory was 247.9 MB in the beginning and 204.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 5.3 GB. [2018-01-23 14:27:25,001 INFO L168 Benchmark]: TraceAbstraction took 8167.37 ms. Allocated memory was 305.7 MB in the beginning and 692.6 MB in the end (delta: 386.9 MB). Free memory was 204.9 MB in the beginning and 314.5 MB in the end (delta: -109.6 MB). Peak memory consumption was 277.3 MB. Max. memory is 5.3 GB. [2018-01-23 14:27:25,003 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 305.7 MB. Free memory is still 269.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 254.26 ms. Allocated memory is still 305.7 MB. Free memory was 263.0 MB in the beginning and 249.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 50.70 ms. Allocated memory is still 305.7 MB. Free memory was 249.9 MB in the beginning and 247.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 662.71 ms. Allocated memory is still 305.7 MB. Free memory was 247.9 MB in the beginning and 204.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 8167.37 ms. Allocated memory was 305.7 MB in the beginning and 692.6 MB in the end (delta: 386.9 MB). Free memory was 204.9 MB in the beginning and 314.5 MB in the end (delta: -109.6 MB). Peak memory consumption was 277.3 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[calloc_model_#t~malloc0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[calloc_model_#t~malloc0.base,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 836]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l3_destroyErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 1.4s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 216 SDtfs, 14 SDslu, 2 SDs, 0 SdLazy, 8 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 114 PreInvPairs, 116 NumberOfFragments, 160 HoareAnnotationTreeSize, 114 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 79 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 469 NumberOfCodeBlocks, 469 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 245 ConstructedInterpolants, 8 QuantifiedInterpolants, 68423 SizeOfPredicates, 3 NumberOfNonLiveVariables, 893 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 255/255 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 816]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l0_insertErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.7s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 287 SDtfs, 13 SDslu, 3 SDs, 0 SdLazy, 25 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 216 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 104 PreInvPairs, 124 NumberOfFragments, 95 HoareAnnotationTreeSize, 104 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 4 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 436 NumberOfCodeBlocks, 436 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 74892 SizeOfPredicates, 0 NumberOfNonLiveVariables, 928 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 255/255 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 826]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l4_destroyErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.6s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 216 SDtfs, 14 SDslu, 2 SDs, 0 SdLazy, 8 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 218 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 114 PreInvPairs, 116 NumberOfFragments, 160 HoareAnnotationTreeSize, 114 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 79 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 457 NumberOfCodeBlocks, 457 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 241 ConstructedInterpolants, 8 QuantifiedInterpolants, 64471 SizeOfPredicates, 3 NumberOfNonLiveVariables, 869 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 255/255 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 796]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l2_insertErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.5s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 287 SDtfs, 35 SDslu, 3 SDs, 0 SdLazy, 25 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 242 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 104 PreInvPairs, 124 NumberOfFragments, 95 HoareAnnotationTreeSize, 104 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 4 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 488 NumberOfCodeBlocks, 488 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 242 ConstructedInterpolants, 0 QuantifiedInterpolants, 55956 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1106 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 306/306 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 876]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: mainErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.4s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 350 SDtfs, 37 SDslu, 43 SDs, 0 SdLazy, 45 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 115 PreInvPairs, 157 NumberOfFragments, 107 HoareAnnotationTreeSize, 115 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 4 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 514 NumberOfCodeBlocks, 514 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 263 ConstructedInterpolants, 0 QuantifiedInterpolants, 122737 SizeOfPredicates, 0 NumberOfNonLiveVariables, 968 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 255/255 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 786]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l3_insertErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.5s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 287 SDtfs, 46 SDslu, 3 SDs, 0 SdLazy, 25 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 255 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 104 PreInvPairs, 124 NumberOfFragments, 95 HoareAnnotationTreeSize, 104 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 4 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 514 NumberOfCodeBlocks, 514 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 255 ConstructedInterpolants, 0 QuantifiedInterpolants, 49317 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1195 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 357/357 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 806]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l1_insertErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.5s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 287 SDtfs, 24 SDslu, 3 SDs, 0 SdLazy, 25 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 229 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 104 PreInvPairs, 124 NumberOfFragments, 95 HoareAnnotationTreeSize, 104 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 4 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 462 NumberOfCodeBlocks, 462 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 229 ConstructedInterpolants, 0 QuantifiedInterpolants, 64481 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1017 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 272/272 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 866]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l0_destroyErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.6s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 216 SDtfs, 14 SDslu, 2 SDs, 0 SdLazy, 8 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 114 PreInvPairs, 116 NumberOfFragments, 160 HoareAnnotationTreeSize, 114 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 79 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 505 NumberOfCodeBlocks, 505 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 257 ConstructedInterpolants, 8 QuantifiedInterpolants, 81239 SizeOfPredicates, 3 NumberOfNonLiveVariables, 965 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 255/255 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 740]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: calloc_modelErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 10 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 55 PreInvPairs, 55 NumberOfFragments, 47 HoareAnnotationTreeSize, 55 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 1298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 777]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l4_insertErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.5s OverallTime, 1 OverallIterations, 6 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 163 SDtfs, 88 SDslu, 43 SDs, 0 SdLazy, 55 SolverSat, 48 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 115 PreInvPairs, 157 NumberOfFragments, 107 HoareAnnotationTreeSize, 115 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 4 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 29435 SizeOfPredicates, 0 NumberOfNonLiveVariables, 689 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 255/255 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 770]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: zalloc_or_dieErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 163 SDtfs, 101 SDslu, 43 SDs, 0 SdLazy, 55 SolverSat, 52 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 115 PreInvPairs, 157 NumberOfFragments, 107 HoareAnnotationTreeSize, 115 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 4 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 988 SizeOfPredicates, 0 NumberOfNonLiveVariables, 150 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - CounterExampleResult [Line: 1]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: IVAL [\old(list)=5, \old(list)=7, list={7:5}] [L878] FCALL static struct L0 *list; VAL [\old(list)=7, \old(list)=5, list={8:0}] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.initErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 856]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l1_destroyErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.3s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 216 SDtfs, 14 SDslu, 2 SDs, 0 SdLazy, 8 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 242 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 493 NumberOfCodeBlocks, 493 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 253 ConstructedInterpolants, 8 QuantifiedInterpolants, 76807 SizeOfPredicates, 3 NumberOfNonLiveVariables, 941 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 255/255 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.4s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 216 SDtfs, 14 SDslu, 2 SDs, 0 SdLazy, 8 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 255 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 520 NumberOfCodeBlocks, 520 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 267 ConstructedInterpolants, 8 QuantifiedInterpolants, 84289 SizeOfPredicates, 3 NumberOfNonLiveVariables, 971 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 255/255 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 846]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: l2_destroyErr0EnsuresViolation CFG has 16 procedures, 182 locations, 15 error locations. SAFE Result, 0.4s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 216 SDtfs, 14 SDslu, 2 SDs, 0 SdLazy, 8 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 234 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 481 NumberOfCodeBlocks, 481 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 249 ConstructedInterpolants, 8 QuantifiedInterpolants, 72535 SizeOfPredicates, 3 NumberOfNonLiveVariables, 917 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 255/255 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: \valid == \old(\valid) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: \valid == \old(\valid) - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: \valid == \old(\valid) - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 819]: Loop Invariant [2018-01-23 14:27:25,016 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[calloc_model_#t~malloc0.base,QUANTIFIED] [2018-01-23 14:27:25,016 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[calloc_model_#t~malloc0.base,QUANTIFIED] Derived loop invariant: \valid == \old(\valid) && !(\exists calloc_model_#t~malloc0.base : int :: 1 == \old(\valid)[calloc_model_#t~malloc0.base]) RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-4-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-5-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-6-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-7-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-8-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-9-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-10-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-11-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-12-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-13-2018-01-23_14-27-25-036.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0236_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-14-2018-01-23_14-27-25-036.csv Received shutdown request...