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-0234_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 14:27:04,153 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 14:27:04,155 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 14:27:04,171 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 14:27:04,171 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 14:27:04,172 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 14:27:04,173 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 14:27:04,175 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 14:27:04,177 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 14:27:04,178 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 14:27:04,179 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 14:27:04,179 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 14:27:04,180 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 14:27:04,181 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 14:27:04,182 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 14:27:04,185 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 14:27:04,187 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 14:27:04,189 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 14:27:04,191 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 14:27:04,192 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 14:27:04,194 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-23 14:27:04,195 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-23 14:27:04,195 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-23 14:27:04,196 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-23 14:27:04,197 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-23 14:27:04,198 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-23 14:27:04,199 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-23 14:27:04,199 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-23 14:27:04,200 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-23 14:27:04,200 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 14:27:04,200 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 14:27:04,201 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 14:27:04,209 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 14:27:04,210 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 14:27:04,211 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 14:27:04,211 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 14:27:04,211 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 14:27:04,211 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 14:27:04,211 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 14:27:04,212 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 14:27:04,212 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 14:27:04,212 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 14:27:04,212 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 14:27:04,212 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 14:27:04,213 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 14:27:04,213 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 14:27:04,213 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 14:27:04,213 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 14:27:04,213 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 14:27:04,213 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 14:27:04,213 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 14:27:04,214 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 14:27:04,214 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 14:27:04,214 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 14:27:04,214 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 14:27:04,214 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 14:27:04,214 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 14:27:04,215 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 14:27:04,215 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 14:27:04,215 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 14:27:04,215 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 14:27:04,215 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 14:27:04,215 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 14:27:04,216 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 14:27:04,216 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 14:27:04,216 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 14:27:04,216 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 14:27:04,217 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 14:27:04,217 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 14:27:04,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 14:27:04,260 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 14:27:04,264 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 14:27:04,265 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 14:27:04,265 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 14:27:04,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0234_true-valid-memsafety.i [2018-01-23 14:27:04,450 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 14:27:04,455 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 14:27:04,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 14:27:04,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 14:27:04,461 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 14:27:04,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 02:27:04" (1/1) ... [2018-01-23 14:27:04,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4454cf94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:04, skipping insertion in model container [2018-01-23 14:27:04,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 02:27:04" (1/1) ... [2018-01-23 14:27:04,478 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 14:27:04,524 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 14:27:04,659 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 14:27:04,689 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 14:27:04,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:04 WrapperNode [2018-01-23 14:27:04,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 14:27:04,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 14:27:04,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 14:27:04,699 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 14:27:04,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:04" (1/1) ... [2018-01-23 14:27:04,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:04" (1/1) ... [2018-01-23 14:27:04,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:04" (1/1) ... [2018-01-23 14:27:04,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:04" (1/1) ... [2018-01-23 14:27:04,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:04" (1/1) ... [2018-01-23 14:27:04,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:04" (1/1) ... [2018-01-23 14:27:04,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:04" (1/1) ... [2018-01-23 14:27:04,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 14:27:04,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 14:27:04,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 14:27:04,754 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 14:27:04,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:04" (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 14:27:04,821 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 14:27:04,822 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 14:27:04,822 INFO L136 BoogieDeclarations]: Found implementation of procedure calloc_model [2018-01-23 14:27:04,822 INFO L136 BoogieDeclarations]: Found implementation of procedure zalloc_or_die [2018-01-23 14:27:04,822 INFO L136 BoogieDeclarations]: Found implementation of procedure l4_insert [2018-01-23 14:27:04,822 INFO L136 BoogieDeclarations]: Found implementation of procedure l3_insert [2018-01-23 14:27:04,823 INFO L136 BoogieDeclarations]: Found implementation of procedure l2_insert [2018-01-23 14:27:04,823 INFO L136 BoogieDeclarations]: Found implementation of procedure l1_insert [2018-01-23 14:27:04,823 INFO L136 BoogieDeclarations]: Found implementation of procedure l0_insert [2018-01-23 14:27:04,823 INFO L136 BoogieDeclarations]: Found implementation of procedure l4_destroy [2018-01-23 14:27:04,823 INFO L136 BoogieDeclarations]: Found implementation of procedure l3_destroy [2018-01-23 14:27:04,823 INFO L136 BoogieDeclarations]: Found implementation of procedure l2_destroy [2018-01-23 14:27:04,823 INFO L136 BoogieDeclarations]: Found implementation of procedure l1_destroy [2018-01-23 14:27:04,824 INFO L136 BoogieDeclarations]: Found implementation of procedure l0_destroy [2018-01-23 14:27:04,824 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 14:27:04,824 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-23 14:27:04,824 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-23 14:27:04,824 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 14:27:04,825 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 14:27:04,825 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 14:27:04,825 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-23 14:27:04,825 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-23 14:27:04,825 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-23 14:27:04,825 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-23 14:27:04,825 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-01-23 14:27:04,826 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-23 14:27:04,826 INFO L128 BoogieDeclarations]: Found specification of procedure calloc_model [2018-01-23 14:27:04,826 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 14:27:04,826 INFO L128 BoogieDeclarations]: Found specification of procedure zalloc_or_die [2018-01-23 14:27:04,826 INFO L128 BoogieDeclarations]: Found specification of procedure l4_insert [2018-01-23 14:27:04,826 INFO L128 BoogieDeclarations]: Found specification of procedure l3_insert [2018-01-23 14:27:04,827 INFO L128 BoogieDeclarations]: Found specification of procedure l2_insert [2018-01-23 14:27:04,827 INFO L128 BoogieDeclarations]: Found specification of procedure l1_insert [2018-01-23 14:27:04,827 INFO L128 BoogieDeclarations]: Found specification of procedure l0_insert [2018-01-23 14:27:04,827 INFO L128 BoogieDeclarations]: Found specification of procedure l4_destroy [2018-01-23 14:27:04,827 INFO L128 BoogieDeclarations]: Found specification of procedure l3_destroy [2018-01-23 14:27:04,827 INFO L128 BoogieDeclarations]: Found specification of procedure l2_destroy [2018-01-23 14:27:04,827 INFO L128 BoogieDeclarations]: Found specification of procedure l1_destroy [2018-01-23 14:27:04,828 INFO L128 BoogieDeclarations]: Found specification of procedure l0_destroy [2018-01-23 14:27:04,828 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 14:27:04,828 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 14:27:04,828 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 14:27:05,360 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 14:27:05,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 02:27:05 BoogieIcfgContainer [2018-01-23 14:27:05,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 14:27:05,363 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-23 14:27:05,363 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-23 14:27:05,365 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-23 14:27:05,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.01 02:27:04" (1/3) ... [2018-01-23 14:27:05,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cf064d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 02:27:05, skipping insertion in model container [2018-01-23 14:27:05,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:27:04" (2/3) ... [2018-01-23 14:27:05,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cf064d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 02:27:05, skipping insertion in model container [2018-01-23 14:27:05,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 02:27:05" (3/3) ... [2018-01-23 14:27:05,369 INFO L105 eAbstractionObserver]: Analyzing ICFG test-0234_true-valid-memsafety.i [2018-01-23 14:27:05,377 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-23 14:27:05,384 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2018-01-23 14:27:05,425 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:05,426 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:05,426 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:05,426 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:05,426 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:05,426 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:05,426 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:05,427 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l3_destroyErr0EnsuresViolation======== [2018-01-23 14:27:05,428 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:05,455 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:05,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-01-23 14:27:05,461 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:05,463 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 14:27:05,463 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l3_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:05,468 INFO L82 PathProgramCache]: Analyzing trace with hash -888749887, now seen corresponding path program 1 times [2018-01-23 14:27:05,469 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:05,470 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:05,511 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:05,512 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:05,512 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:05,567 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:05,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:05,615 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:05,616 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:05,618 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:05,633 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:05,634 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:05,637 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-01-23 14:27:05,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:05,763 INFO L93 Difference]: Finished difference Result 340 states and 408 transitions. [2018-01-23 14:27:05,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:05,764 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 25 [2018-01-23 14:27:05,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:05,772 INFO L225 Difference]: With dead ends: 340 [2018-01-23 14:27:05,772 INFO L226 Difference]: Without dead ends: 153 [2018-01-23 14:27:05,778 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 14:27:05,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-01-23 14:27:05,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2018-01-23 14:27:05,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-01-23 14:27:05,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 168 transitions. [2018-01-23 14:27:05,823 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 168 transitions. Word has length 25 [2018-01-23 14:27:05,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:05,824 INFO L432 AbstractCegarLoop]: Abstraction has 153 states and 168 transitions. [2018-01-23 14:27:05,824 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:05,824 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 168 transitions. [2018-01-23 14:27:05,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-01-23 14:27:05,829 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:05,829 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 14:27:05,829 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l3_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:05,830 INFO L82 PathProgramCache]: Analyzing trace with hash 68022475, now seen corresponding path program 1 times [2018-01-23 14:27:05,830 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:05,830 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:05,831 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:05,831 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:05,831 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:05,877 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:06,039 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:06,039 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:06,039 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) [2018-01-23 14:27:06,053 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:06,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:06,237 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:06,279 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 14:27:06,296 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:06,304 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 14:27:06,306 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:06,309 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 14:27:06,309 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:06,328 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 14:27:06,399 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 14:27:06,422 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:06,422 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:06,423 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:06,424 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:06,424 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:06,424 INFO L87 Difference]: Start difference. First operand 153 states and 168 transitions. Second operand 6 states. [2018-01-23 14:27:06,501 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 14:27:06,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:06,513 INFO L93 Difference]: Finished difference Result 169 states and 188 transitions. [2018-01-23 14:27:06,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:06,514 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 214 [2018-01-23 14:27:06,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:06,515 INFO L225 Difference]: With dead ends: 169 [2018-01-23 14:27:06,515 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:06,517 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 14:27:06,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:06,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:06,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:06,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:06,518 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 214 [2018-01-23 14:27:06,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:06,518 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:06,518 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:06,518 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:06,519 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:06,523 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:06,804 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:06,805 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:06,805 INFO L404 ceAbstractionStarter]: At program point L827''(lines 827 833) the Hoare annotation is: true [2018-01-23 14:27:06,805 INFO L401 ceAbstractionStarter]: For program point L828''(line 828) no Hoare annotation was computed. [2018-01-23 14:27:06,805 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:06,805 INFO L401 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-01-23 14:27:06,806 INFO L401 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:06,806 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 825 834) the Hoare annotation is: true [2018-01-23 14:27:06,806 INFO L401 ceAbstractionStarter]: For program point L827'''(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:06,806 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:06,806 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:06,806 INFO L404 ceAbstractionStarter]: At program point L828'(line 828) the Hoare annotation is: true [2018-01-23 14:27:06,807 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:06,807 INFO L397 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:06,807 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:06,807 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:06,807 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:06,807 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:06,807 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:06,808 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-23 14:27:06,808 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:06,808 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:06,809 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) 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 14:27:06,809 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:06,809 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:06,809 INFO L397 ceAbstractionStarter]: At program point L808(line 808) 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 14:27:06,809 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:06,810 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:06,810 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:06,810 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:06,810 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:06,810 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:06,810 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:06,810 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-23 14:27:06,811 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:06,811 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 824) the Hoare annotation is: true [2018-01-23 14:27:06,811 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 823) the Hoare annotation is: true [2018-01-23 14:27:06,811 INFO L401 ceAbstractionStarter]: For program point L818''(line 818) no Hoare annotation was computed. [2018-01-23 14:27:06,811 INFO L401 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-01-23 14:27:06,811 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:06,812 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:06,812 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-23 14:27:06,812 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-23 14:27:06,812 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:06,812 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:06,812 INFO L404 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2018-01-23 14:27:06,812 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-23 14:27:06,812 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:06,813 INFO L404 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: true [2018-01-23 14:27:06,813 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:06,813 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-23 14:27:06,813 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:06,813 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-23 14:27:06,813 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:06,813 INFO L404 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: true [2018-01-23 14:27:06,813 INFO L404 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: true [2018-01-23 14:27:06,813 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:06,814 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:06,814 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:06,814 INFO L397 ceAbstractionStarter]: At program point L871(line 871) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:06,814 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:06,814 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:06,814 INFO L397 ceAbstractionStarter]: At program point L869(line 869) 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 14:27:06,814 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:06,815 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:06,815 INFO L397 ceAbstractionStarter]: At program point L868''(lines 868 870) 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 14:27:06,815 INFO L401 ceAbstractionStarter]: For program point L869'(line 869) no Hoare annotation was computed. [2018-01-23 14:27:06,815 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:06,815 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:06,815 INFO L404 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-01-23 14:27:06,815 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:06,815 INFO L404 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: true [2018-01-23 14:27:06,816 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:06,816 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-23 14:27:06,816 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:06,816 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-23 14:27:06,816 INFO L404 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: true [2018-01-23 14:27:06,816 INFO L404 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: true [2018-01-23 14:27:06,816 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-23 14:27:06,816 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:06,816 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:06,816 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:06,817 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:06,817 INFO L404 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-01-23 14:27:06,817 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:06,817 INFO L404 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: true [2018-01-23 14:27:06,817 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:06,817 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:06,817 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-23 14:27:06,817 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:06,817 INFO L404 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: true [2018-01-23 14:27:06,818 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-23 14:27:06,818 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:06,818 INFO L404 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: true [2018-01-23 14:27:06,818 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:06,818 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:06,818 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:06,818 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:06,818 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:06,818 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-23 14:27:06,819 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:06,819 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:06,819 INFO L404 ceAbstractionStarter]: At program point L857''(lines 857 863) the Hoare annotation is: true [2018-01-23 14:27:06,819 INFO L404 ceAbstractionStarter]: At program point L858'(line 858) the Hoare annotation is: true [2018-01-23 14:27:06,819 INFO L401 ceAbstractionStarter]: For program point L858''(line 858) no Hoare annotation was computed. [2018-01-23 14:27:06,819 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:06,819 INFO L401 ceAbstractionStarter]: For program point L857'''(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:06,819 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 855 864) the Hoare annotation is: true [2018-01-23 14:27:06,819 INFO L401 ceAbstractionStarter]: For program point L859'(line 859) no Hoare annotation was computed. [2018-01-23 14:27:06,820 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:06,820 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:06,820 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 14:27:06,820 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:06,820 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:06,820 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:06,821 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 14:27:06,821 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:06,821 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:06,821 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:06,821 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-23 14:27:06,821 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-23 14:27:06,821 INFO L404 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2018-01-23 14:27:06,821 INFO L404 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2018-01-23 14:27:06,822 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:06,822 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-23 14:27:06,822 INFO L404 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: true [2018-01-23 14:27:06,822 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-23 14:27:06,822 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-23 14:27:06,822 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-23 14:27:06,822 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-23 14:27:06,822 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:06,823 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-23 14:27:06,823 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:06,823 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) 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 14:27:06,823 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-23 14:27:06,823 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:06,823 INFO L397 ceAbstractionStarter]: At program point L767(line 767) 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 14:27:06,823 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:06,823 INFO L401 ceAbstractionStarter]: For program point L867'(line 867) no Hoare annotation was computed. [2018-01-23 14:27:06,823 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:06,824 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 872) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:06,824 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-23 14:27:06,824 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:06,824 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:06,824 INFO L401 ceAbstractionStarter]: For program point L847'''(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:06,824 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:06,824 INFO L401 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:06,824 INFO L401 ceAbstractionStarter]: For program point L848''(line 848) no Hoare annotation was computed. [2018-01-23 14:27:06,825 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:06,825 INFO L404 ceAbstractionStarter]: At program point L847''(lines 847 853) the Hoare annotation is: true [2018-01-23 14:27:06,825 INFO L401 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-01-23 14:27:06,825 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 845 854) the Hoare annotation is: true [2018-01-23 14:27:06,825 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:06,825 INFO L404 ceAbstractionStarter]: At program point L848'(line 848) the Hoare annotation is: true [2018-01-23 14:27:06,825 INFO L401 ceAbstractionStarter]: For program point L849'(line 849) no Hoare annotation was computed. [2018-01-23 14:27:06,825 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:06,826 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 872) the Hoare annotation is: true [2018-01-23 14:27:06,826 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:06,826 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 872) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:06,826 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:06,826 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:06,826 INFO L401 ceAbstractionStarter]: For program point L837'''(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:06,826 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:06,826 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:06,826 INFO L401 ceAbstractionStarter]: For program point L838''(line 838) no Hoare annotation was computed. [2018-01-23 14:27:06,827 INFO L404 ceAbstractionStarter]: At program point L837''(lines 837 843) the Hoare annotation is: true [2018-01-23 14:27:06,827 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:06,827 INFO L401 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-01-23 14:27:06,827 INFO L401 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:06,827 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 835 844) the Hoare annotation is: true [2018-01-23 14:27:06,827 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:06,827 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:06,827 INFO L401 ceAbstractionStarter]: For program point L839'(line 839) no Hoare annotation was computed. [2018-01-23 14:27:06,827 INFO L404 ceAbstractionStarter]: At program point L838'(line 838) the Hoare annotation is: true [2018-01-23 14:27:06,833 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:06,833 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:06,833 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:06,833 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:06,834 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:06,834 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:06,834 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:06,834 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l0_insertErr0EnsuresViolation======== [2018-01-23 14:27:06,834 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:06,838 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:06,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-01-23 14:27:06,840 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:06,840 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] [2018-01-23 14:27:06,840 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l0_insertErr0EnsuresViolation]=== [2018-01-23 14:27:06,840 INFO L82 PathProgramCache]: Analyzing trace with hash 312362155, now seen corresponding path program 1 times [2018-01-23 14:27:06,841 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:06,841 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:06,842 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:06,842 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:06,842 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:06,855 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:06,877 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:06,877 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:06,877 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 14:27:06,887 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:06,929 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:06,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:06,970 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:06,970 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:06,996 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:06,996 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:06,996 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:06,996 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-01-23 14:27:07,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:07,017 INFO L93 Difference]: Finished difference Result 340 states and 408 transitions. [2018-01-23 14:27:07,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:07,017 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 35 [2018-01-23 14:27:07,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:07,019 INFO L225 Difference]: With dead ends: 340 [2018-01-23 14:27:07,019 INFO L226 Difference]: Without dead ends: 93 [2018-01-23 14:27:07,021 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 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 14:27:07,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-01-23 14:27:07,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-01-23 14:27:07,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-01-23 14:27:07,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 103 transitions. [2018-01-23 14:27:07,031 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 103 transitions. Word has length 35 [2018-01-23 14:27:07,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:07,033 INFO L432 AbstractCegarLoop]: Abstraction has 93 states and 103 transitions. [2018-01-23 14:27:07,033 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:07,033 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2018-01-23 14:27:07,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-01-23 14:27:07,036 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:07,036 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] [2018-01-23 14:27:07,036 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l0_insertErr0EnsuresViolation]=== [2018-01-23 14:27:07,037 INFO L82 PathProgramCache]: Analyzing trace with hash -310804007, now seen corresponding path program 1 times [2018-01-23 14:27:07,037 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:07,037 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:07,038 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:07,038 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:07,038 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:07,056 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:07,104 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:07,104 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:07,104 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 14:27:07,125 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:07,265 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:07,310 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 14:27:07,331 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:07,331 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:07,332 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:07,332 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:07,332 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:07,332 INFO L87 Difference]: Start difference. First operand 93 states and 103 transitions. Second operand 3 states. [2018-01-23 14:27:07,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:07,423 INFO L93 Difference]: Finished difference Result 93 states and 103 transitions. [2018-01-23 14:27:07,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:07,423 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 174 [2018-01-23 14:27:07,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:07,425 INFO L225 Difference]: With dead ends: 93 [2018-01-23 14:27:07,425 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:07,426 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 172 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 14:27:07,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:07,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:07,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:07,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:07,427 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 174 [2018-01-23 14:27:07,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:07,427 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:07,427 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:07,427 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:07,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:07,427 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:07,515 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:07,516 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:07,516 INFO L404 ceAbstractionStarter]: At program point L827''(lines 827 833) the Hoare annotation is: true [2018-01-23 14:27:07,516 INFO L401 ceAbstractionStarter]: For program point L828''(line 828) no Hoare annotation was computed. [2018-01-23 14:27:07,516 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:07,516 INFO L401 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-01-23 14:27:07,516 INFO L401 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:07,516 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 825 834) the Hoare annotation is: true [2018-01-23 14:27:07,517 INFO L401 ceAbstractionStarter]: For program point L827'''(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:07,517 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:07,517 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:07,517 INFO L404 ceAbstractionStarter]: At program point L828'(line 828) the Hoare annotation is: true [2018-01-23 14:27:07,517 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:07,517 INFO L397 ceAbstractionStarter]: At program point L810(line 810) 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 14:27:07,517 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) 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 14:27:07,518 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:07,518 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:07,518 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:07,518 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:07,518 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-23 14:27:07,518 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:07,518 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:07,518 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) 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 14:27:07,519 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:07,519 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:07,519 INFO L397 ceAbstractionStarter]: At program point L808(line 808) 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 14:27:07,519 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:07,519 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:07,519 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:07,519 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:07,519 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:07,519 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:07,520 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:07,520 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-23 14:27:07,520 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:07,520 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 824) the Hoare annotation is: true [2018-01-23 14:27:07,520 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 823) the Hoare annotation is: true [2018-01-23 14:27:07,520 INFO L401 ceAbstractionStarter]: For program point L818''(line 818) no Hoare annotation was computed. [2018-01-23 14:27:07,520 INFO L401 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-01-23 14:27:07,520 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:07,520 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:07,521 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-23 14:27:07,521 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-23 14:27:07,521 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:07,521 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:07,521 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,521 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-23 14:27:07,521 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:07,521 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,521 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:07,522 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-23 14:27:07,522 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:07,522 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-23 14:27:07,522 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:07,522 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,522 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,522 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:07,522 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:07,522 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:07,523 INFO L397 ceAbstractionStarter]: At program point L871(line 871) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:07,523 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:07,523 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:07,523 INFO L397 ceAbstractionStarter]: At program point L869(line 869) 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 14:27:07,523 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:07,523 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:07,523 INFO L397 ceAbstractionStarter]: At program point L868''(lines 868 870) 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 14:27:07,524 INFO L401 ceAbstractionStarter]: For program point L869'(line 869) no Hoare annotation was computed. [2018-01-23 14:27:07,524 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:07,524 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:07,524 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,524 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:07,524 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,524 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:07,524 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-23 14:27:07,524 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:07,525 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-23 14:27:07,525 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,525 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,525 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-23 14:27:07,525 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:07,525 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:07,525 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:07,525 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:07,526 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,526 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:07,526 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,526 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:07,526 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:07,526 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-23 14:27:07,526 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:07,526 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,526 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-23 14:27:07,527 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:07,527 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,527 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:07,527 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:07,527 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:07,527 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:07,527 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:07,527 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-23 14:27:07,528 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:07,528 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:07,528 INFO L404 ceAbstractionStarter]: At program point L857''(lines 857 863) the Hoare annotation is: true [2018-01-23 14:27:07,528 INFO L404 ceAbstractionStarter]: At program point L858'(line 858) the Hoare annotation is: true [2018-01-23 14:27:07,528 INFO L401 ceAbstractionStarter]: For program point L858''(line 858) no Hoare annotation was computed. [2018-01-23 14:27:07,528 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:07,528 INFO L401 ceAbstractionStarter]: For program point L857'''(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:07,528 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 855 864) the Hoare annotation is: true [2018-01-23 14:27:07,528 INFO L401 ceAbstractionStarter]: For program point L859'(line 859) no Hoare annotation was computed. [2018-01-23 14:27:07,529 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:07,529 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:07,529 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 14:27:07,529 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:07,529 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:07,529 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:07,529 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 14:27:07,529 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:07,530 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:07,530 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:07,530 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-23 14:27:07,530 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-23 14:27:07,530 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,530 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,530 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:07,530 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-23 14:27:07,531 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,531 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-23 14:27:07,531 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-23 14:27:07,531 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-23 14:27:07,531 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-23 14:27:07,531 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:07,531 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-23 14:27:07,531 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:07,532 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) 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 14:27:07,532 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-23 14:27:07,532 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:07,532 INFO L397 ceAbstractionStarter]: At program point L767(line 767) 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 14:27:07,532 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:07,532 INFO L401 ceAbstractionStarter]: For program point L867'(line 867) no Hoare annotation was computed. [2018-01-23 14:27:07,532 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:07,532 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 872) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:07,532 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-23 14:27:07,533 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:07,533 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:07,533 INFO L401 ceAbstractionStarter]: For program point L847'''(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:07,533 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:07,533 INFO L401 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:07,533 INFO L401 ceAbstractionStarter]: For program point L848''(line 848) no Hoare annotation was computed. [2018-01-23 14:27:07,533 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:07,533 INFO L404 ceAbstractionStarter]: At program point L847''(lines 847 853) the Hoare annotation is: true [2018-01-23 14:27:07,533 INFO L401 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-01-23 14:27:07,534 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 845 854) the Hoare annotation is: true [2018-01-23 14:27:07,534 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:07,534 INFO L404 ceAbstractionStarter]: At program point L848'(line 848) the Hoare annotation is: true [2018-01-23 14:27:07,534 INFO L401 ceAbstractionStarter]: For program point L849'(line 849) no Hoare annotation was computed. [2018-01-23 14:27:07,534 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:07,534 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 872) the Hoare annotation is: true [2018-01-23 14:27:07,534 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:07,534 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 872) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:07,534 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:07,534 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:07,535 INFO L401 ceAbstractionStarter]: For program point L837'''(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:07,535 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:07,535 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:07,535 INFO L401 ceAbstractionStarter]: For program point L838''(line 838) no Hoare annotation was computed. [2018-01-23 14:27:07,535 INFO L404 ceAbstractionStarter]: At program point L837''(lines 837 843) the Hoare annotation is: true [2018-01-23 14:27:07,535 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:07,535 INFO L401 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-01-23 14:27:07,535 INFO L401 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:07,535 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 835 844) the Hoare annotation is: true [2018-01-23 14:27:07,535 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:07,536 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:07,536 INFO L401 ceAbstractionStarter]: For program point L839'(line 839) no Hoare annotation was computed. [2018-01-23 14:27:07,536 INFO L404 ceAbstractionStarter]: At program point L838'(line 838) the Hoare annotation is: true [2018-01-23 14:27:07,539 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:07,539 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:07,539 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:07,539 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:07,539 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:07,540 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:07,540 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:07,540 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l4_destroyErr0EnsuresViolation======== [2018-01-23 14:27:07,540 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:07,541 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:07,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-01-23 14:27:07,543 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:07,543 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 14:27:07,543 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l4_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:07,543 INFO L82 PathProgramCache]: Analyzing trace with hash 1513854214, now seen corresponding path program 1 times [2018-01-23 14:27:07,543 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:07,543 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:07,544 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:07,544 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:07,544 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:07,549 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:07,559 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 14:27:07,559 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:07,560 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:07,560 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:07,560 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:07,560 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:07,560 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-01-23 14:27:07,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:07,575 INFO L93 Difference]: Finished difference Result 340 states and 408 transitions. [2018-01-23 14:27:07,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:07,575 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 29 [2018-01-23 14:27:07,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:07,576 INFO L225 Difference]: With dead ends: 340 [2018-01-23 14:27:07,577 INFO L226 Difference]: Without dead ends: 153 [2018-01-23 14:27:07,577 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 14:27:07,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-01-23 14:27:07,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2018-01-23 14:27:07,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-01-23 14:27:07,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 168 transitions. [2018-01-23 14:27:07,587 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 168 transitions. Word has length 29 [2018-01-23 14:27:07,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:07,587 INFO L432 AbstractCegarLoop]: Abstraction has 153 states and 168 transitions. [2018-01-23 14:27:07,587 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:07,588 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 168 transitions. [2018-01-23 14:27:07,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-01-23 14:27:07,590 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:07,590 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] [2018-01-23 14:27:07,591 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l4_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:07,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1075069232, now seen corresponding path program 1 times [2018-01-23 14:27:07,591 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:07,591 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:07,592 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:07,592 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:07,592 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:07,611 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:07,683 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:07,684 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:07,684 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 14:27:07,698 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:07,821 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:07,834 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 14:27:07,839 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:07,840 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 14:27:07,841 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:07,853 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 14:27:07,854 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:07,869 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 14:27:07,933 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 14:27:07,961 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:07,961 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:07,962 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:07,962 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:07,962 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:07,962 INFO L87 Difference]: Start difference. First operand 153 states and 168 transitions. Second operand 6 states. [2018-01-23 14:27:07,996 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 14:27:08,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:08,001 INFO L93 Difference]: Finished difference Result 169 states and 188 transitions. [2018-01-23 14:27:08,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:08,002 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 206 [2018-01-23 14:27:08,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:08,002 INFO L225 Difference]: With dead ends: 169 [2018-01-23 14:27:08,002 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:08,003 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 202 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 14:27:08,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:08,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:08,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:08,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:08,003 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 206 [2018-01-23 14:27:08,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:08,003 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:08,004 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:08,004 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:08,004 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:08,004 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:08,152 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:08,152 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:08,153 INFO L404 ceAbstractionStarter]: At program point L827''(lines 827 833) the Hoare annotation is: true [2018-01-23 14:27:08,153 INFO L401 ceAbstractionStarter]: For program point L828''(line 828) no Hoare annotation was computed. [2018-01-23 14:27:08,153 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:08,153 INFO L401 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-01-23 14:27:08,153 INFO L401 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:08,153 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 825 834) the Hoare annotation is: true [2018-01-23 14:27:08,153 INFO L401 ceAbstractionStarter]: For program point L827'''(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:08,153 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:08,153 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:08,154 INFO L404 ceAbstractionStarter]: At program point L828'(line 828) the Hoare annotation is: true [2018-01-23 14:27:08,154 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:08,154 INFO L397 ceAbstractionStarter]: At program point L810(line 810) 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 14:27:08,154 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) 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 14:27:08,154 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:08,154 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:08,154 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:08,154 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:08,154 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-23 14:27:08,154 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:08,155 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:08,155 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) 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 14:27:08,155 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:08,155 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:08,155 INFO L397 ceAbstractionStarter]: At program point L808(line 808) 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 14:27:08,155 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:08,155 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:08,155 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:08,155 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:08,156 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:08,156 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:08,156 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:08,156 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-23 14:27:08,156 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:08,156 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 824) the Hoare annotation is: true [2018-01-23 14:27:08,156 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 823) the Hoare annotation is: true [2018-01-23 14:27:08,156 INFO L401 ceAbstractionStarter]: For program point L818''(line 818) no Hoare annotation was computed. [2018-01-23 14:27:08,156 INFO L401 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-01-23 14:27:08,156 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:08,156 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:08,157 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-23 14:27:08,157 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-23 14:27:08,157 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:08,157 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:08,157 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,157 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-23 14:27:08,157 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:08,157 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,157 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:08,157 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-23 14:27:08,158 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:08,158 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-23 14:27:08,158 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:08,158 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,158 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,158 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:08,158 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:08,158 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:08,158 INFO L397 ceAbstractionStarter]: At program point L871(line 871) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:08,158 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:08,159 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:08,159 INFO L397 ceAbstractionStarter]: At program point L869(line 869) 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 14:27:08,159 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:08,159 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:08,159 INFO L397 ceAbstractionStarter]: At program point L868''(lines 868 870) 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 14:27:08,159 INFO L401 ceAbstractionStarter]: For program point L869'(line 869) no Hoare annotation was computed. [2018-01-23 14:27:08,159 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:08,159 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:08,159 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,160 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:08,160 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,160 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:08,160 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-23 14:27:08,160 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:08,160 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-23 14:27:08,160 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,160 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,160 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-23 14:27:08,160 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:08,161 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:08,161 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:08,161 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:08,161 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,161 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:08,161 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,161 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:08,161 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:08,161 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-23 14:27:08,161 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:08,162 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,162 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-23 14:27:08,162 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:08,162 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,162 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:08,162 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:08,162 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:08,162 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:08,162 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:08,162 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-23 14:27:08,162 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:08,163 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:08,163 INFO L404 ceAbstractionStarter]: At program point L857''(lines 857 863) the Hoare annotation is: true [2018-01-23 14:27:08,163 INFO L404 ceAbstractionStarter]: At program point L858'(line 858) the Hoare annotation is: true [2018-01-23 14:27:08,163 INFO L401 ceAbstractionStarter]: For program point L858''(line 858) no Hoare annotation was computed. [2018-01-23 14:27:08,163 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:08,163 INFO L401 ceAbstractionStarter]: For program point L857'''(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:08,163 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 855 864) the Hoare annotation is: true [2018-01-23 14:27:08,163 INFO L401 ceAbstractionStarter]: For program point L859'(line 859) no Hoare annotation was computed. [2018-01-23 14:27:08,163 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:08,163 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:08,164 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 14:27:08,164 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:08,164 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:08,164 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:08,164 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 14:27:08,164 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:08,164 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:08,164 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:08,164 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-23 14:27:08,164 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-23 14:27:08,165 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,165 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,165 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:08,165 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-23 14:27:08,165 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,165 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-23 14:27:08,165 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-23 14:27:08,165 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-23 14:27:08,165 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-23 14:27:08,165 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:08,166 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-23 14:27:08,166 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:08,166 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) 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 14:27:08,166 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-23 14:27:08,166 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:08,166 INFO L397 ceAbstractionStarter]: At program point L767(line 767) 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 14:27:08,166 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,166 INFO L401 ceAbstractionStarter]: For program point L867'(line 867) no Hoare annotation was computed. [2018-01-23 14:27:08,166 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,167 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 872) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,167 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-23 14:27:08,167 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,167 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:08,167 INFO L401 ceAbstractionStarter]: For program point L847'''(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:08,167 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:08,167 INFO L401 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:08,167 INFO L401 ceAbstractionStarter]: For program point L848''(line 848) no Hoare annotation was computed. [2018-01-23 14:27:08,167 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:08,167 INFO L404 ceAbstractionStarter]: At program point L847''(lines 847 853) the Hoare annotation is: true [2018-01-23 14:27:08,168 INFO L401 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-01-23 14:27:08,168 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 845 854) the Hoare annotation is: true [2018-01-23 14:27:08,168 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:08,168 INFO L404 ceAbstractionStarter]: At program point L848'(line 848) the Hoare annotation is: true [2018-01-23 14:27:08,168 INFO L401 ceAbstractionStarter]: For program point L849'(line 849) no Hoare annotation was computed. [2018-01-23 14:27:08,168 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:08,168 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 872) the Hoare annotation is: true [2018-01-23 14:27:08,168 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,168 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 872) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:08,168 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,169 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,169 INFO L401 ceAbstractionStarter]: For program point L837'''(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:08,169 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:08,169 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:08,169 INFO L401 ceAbstractionStarter]: For program point L838''(line 838) no Hoare annotation was computed. [2018-01-23 14:27:08,169 INFO L404 ceAbstractionStarter]: At program point L837''(lines 837 843) the Hoare annotation is: true [2018-01-23 14:27:08,169 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:08,169 INFO L401 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-01-23 14:27:08,169 INFO L401 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:08,169 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 835 844) the Hoare annotation is: true [2018-01-23 14:27:08,169 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:08,170 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:08,170 INFO L401 ceAbstractionStarter]: For program point L839'(line 839) no Hoare annotation was computed. [2018-01-23 14:27:08,170 INFO L404 ceAbstractionStarter]: At program point L838'(line 838) the Hoare annotation is: true [2018-01-23 14:27:08,171 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:08,172 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:08,172 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:08,172 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:08,172 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:08,172 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:08,172 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:08,172 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l2_insertErr0EnsuresViolation======== [2018-01-23 14:27:08,172 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:08,174 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:08,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-01-23 14:27:08,176 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:08,176 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] [2018-01-23 14:27:08,177 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l2_insertErr0EnsuresViolation]=== [2018-01-23 14:27:08,177 INFO L82 PathProgramCache]: Analyzing trace with hash -2099570311, now seen corresponding path program 1 times [2018-01-23 14:27:08,177 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:08,177 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:08,178 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:08,178 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:08,178 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:08,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:08,187 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:08,209 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:08,209 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:08,209 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 14:27:08,218 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:08,279 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:08,287 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 14:27:08,310 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:08,310 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:08,310 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:08,310 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:08,311 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:08,311 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-01-23 14:27:08,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:08,320 INFO L93 Difference]: Finished difference Result 340 states and 408 transitions. [2018-01-23 14:27:08,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:08,320 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 79 [2018-01-23 14:27:08,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:08,321 INFO L225 Difference]: With dead ends: 340 [2018-01-23 14:27:08,321 INFO L226 Difference]: Without dead ends: 93 [2018-01-23 14:27:08,322 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 78 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 14:27:08,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-01-23 14:27:08,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-01-23 14:27:08,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-01-23 14:27:08,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 103 transitions. [2018-01-23 14:27:08,330 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 103 transitions. Word has length 79 [2018-01-23 14:27:08,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:08,331 INFO L432 AbstractCegarLoop]: Abstraction has 93 states and 103 transitions. [2018-01-23 14:27:08,331 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:08,331 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2018-01-23 14:27:08,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-01-23 14:27:08,333 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:08,333 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] [2018-01-23 14:27:08,333 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l2_insertErr0EnsuresViolation]=== [2018-01-23 14:27:08,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1516295679, now seen corresponding path program 1 times [2018-01-23 14:27:08,334 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:08,334 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:08,335 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:08,335 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:08,335 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:08,349 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:08,389 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:08,389 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:08,389 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) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-23 14:27:08,404 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:08,513 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:08,560 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 14:27:08,582 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:08,582 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:08,582 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:08,583 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:08,583 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:08,583 INFO L87 Difference]: Start difference. First operand 93 states and 103 transitions. Second operand 3 states. [2018-01-23 14:27:08,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:08,653 INFO L93 Difference]: Finished difference Result 93 states and 103 transitions. [2018-01-23 14:27:08,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:08,653 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 158 [2018-01-23 14:27:08,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:08,654 INFO L225 Difference]: With dead ends: 93 [2018-01-23 14:27:08,654 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:08,655 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 156 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 14:27:08,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:08,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:08,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:08,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:08,656 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2018-01-23 14:27:08,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:08,656 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:08,656 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:08,656 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:08,656 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:08,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:08,716 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:08,716 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:08,716 INFO L404 ceAbstractionStarter]: At program point L827''(lines 827 833) the Hoare annotation is: true [2018-01-23 14:27:08,716 INFO L401 ceAbstractionStarter]: For program point L828''(line 828) no Hoare annotation was computed. [2018-01-23 14:27:08,717 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:08,717 INFO L401 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-01-23 14:27:08,717 INFO L401 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:08,717 INFO L404 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 825 834) the Hoare annotation is: true [2018-01-23 14:27:08,717 INFO L401 ceAbstractionStarter]: For program point L827'''(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:08,717 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:08,717 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:08,717 INFO L404 ceAbstractionStarter]: At program point L828'(line 828) the Hoare annotation is: true [2018-01-23 14:27:08,717 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:08,718 INFO L397 ceAbstractionStarter]: At program point L810(line 810) 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 14:27:08,718 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) 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 14:27:08,718 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:08,718 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:08,718 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:08,718 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:08,718 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-23 14:27:08,718 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:08,718 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:08,719 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) 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 14:27:08,719 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:08,719 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:08,719 INFO L397 ceAbstractionStarter]: At program point L808(line 808) 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 14:27:08,719 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:08,719 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:08,719 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:08,719 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:08,720 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:08,720 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:08,720 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:08,720 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-23 14:27:08,720 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:08,720 INFO L404 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 824) the Hoare annotation is: true [2018-01-23 14:27:08,720 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 823) the Hoare annotation is: true [2018-01-23 14:27:08,720 INFO L401 ceAbstractionStarter]: For program point L818''(line 818) no Hoare annotation was computed. [2018-01-23 14:27:08,720 INFO L401 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-01-23 14:27:08,720 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:08,721 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:08,721 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-23 14:27:08,721 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-23 14:27:08,721 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:08,721 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:08,721 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,721 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-23 14:27:08,721 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:08,721 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,722 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:08,722 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-23 14:27:08,722 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:08,722 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-23 14:27:08,722 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:08,722 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,722 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,722 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:08,722 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:08,722 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:08,723 INFO L397 ceAbstractionStarter]: At program point L871(line 871) the Hoare annotation is: (not (exists ((|calloc_model_#t~malloc0.base| Int)) (= 1 (select |old(#valid)| |calloc_model_#t~malloc0.base|)))) [2018-01-23 14:27:08,723 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:08,723 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:08,723 INFO L397 ceAbstractionStarter]: At program point L869(line 869) 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 14:27:08,723 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:08,723 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:08,723 INFO L397 ceAbstractionStarter]: At program point L868''(lines 868 870) 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 14:27:08,723 INFO L401 ceAbstractionStarter]: For program point L869'(line 869) no Hoare annotation was computed. [2018-01-23 14:27:08,723 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:08,724 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:08,724 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,724 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:08,724 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,724 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:08,724 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-23 14:27:08,724 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:08,724 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-23 14:27:08,724 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,724 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,725 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-23 14:27:08,725 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:08,725 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:08,725 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:08,725 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:08,725 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,725 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:08,725 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,725 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:08,725 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:08,726 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-23 14:27:08,726 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:08,726 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,726 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-23 14:27:08,726 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:08,726 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,726 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:08,726 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:08,726 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:08,726 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:08,727 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:08,727 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-23 14:27:08,727 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:08,727 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:08,727 INFO L404 ceAbstractionStarter]: At program point L857''(lines 857 863) the Hoare annotation is: true [2018-01-23 14:27:08,727 INFO L404 ceAbstractionStarter]: At program point L858'(line 858) the Hoare annotation is: true [2018-01-23 14:27:08,727 INFO L401 ceAbstractionStarter]: For program point L858''(line 858) no Hoare annotation was computed. [2018-01-23 14:27:08,727 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:08,727 INFO L401 ceAbstractionStarter]: For program point L857'''(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:08,727 INFO L404 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 855 864) the Hoare annotation is: true [2018-01-23 14:27:08,728 INFO L401 ceAbstractionStarter]: For program point L859'(line 859) no Hoare annotation was computed. [2018-01-23 14:27:08,728 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:08,728 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:08,728 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 14:27:08,728 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:08,728 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:08,728 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:08,728 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 14:27:08,728 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:08,729 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:08,729 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:08,729 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-23 14:27:08,729 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-23 14:27:08,729 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,729 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,729 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:08,729 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-23 14:27:08,729 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,729 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-23 14:27:08,730 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-23 14:27:08,730 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-23 14:27:08,730 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-23 14:27:08,730 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:08,730 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-23 14:27:08,730 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:08,730 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) 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 14:27:08,730 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-23 14:27:08,730 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:08,731 INFO L397 ceAbstractionStarter]: At program point L767(line 767) 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 14:27:08,731 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,731 INFO L401 ceAbstractionStarter]: For program point L867'(line 867) no Hoare annotation was computed. [2018-01-23 14:27:08,731 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,731 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 872) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:08,731 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-23 14:27:08,731 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,731 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:08,731 INFO L401 ceAbstractionStarter]: For program point L847'''(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:08,732 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:08,732 INFO L401 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:08,732 INFO L401 ceAbstractionStarter]: For program point L848''(line 848) no Hoare annotation was computed. [2018-01-23 14:27:08,732 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:08,732 INFO L404 ceAbstractionStarter]: At program point L847''(lines 847 853) the Hoare annotation is: true [2018-01-23 14:27:08,732 INFO L401 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-01-23 14:27:08,732 INFO L404 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 845 854) the Hoare annotation is: true [2018-01-23 14:27:08,732 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:08,732 INFO L404 ceAbstractionStarter]: At program point L848'(line 848) the Hoare annotation is: true [2018-01-23 14:27:08,732 INFO L401 ceAbstractionStarter]: For program point L849'(line 849) no Hoare annotation was computed. [2018-01-23 14:27:08,732 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:08,733 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 872) the Hoare annotation is: true [2018-01-23 14:27:08,733 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,733 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 872) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:08,733 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,733 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:08,733 INFO L401 ceAbstractionStarter]: For program point L837'''(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:08,733 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:08,733 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:08,733 INFO L401 ceAbstractionStarter]: For program point L838''(line 838) no Hoare annotation was computed. [2018-01-23 14:27:08,734 INFO L404 ceAbstractionStarter]: At program point L837''(lines 837 843) the Hoare annotation is: true [2018-01-23 14:27:08,734 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:08,734 INFO L401 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-01-23 14:27:08,734 INFO L401 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:08,734 INFO L404 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 835 844) the Hoare annotation is: true [2018-01-23 14:27:08,734 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:08,734 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:08,734 INFO L401 ceAbstractionStarter]: For program point L839'(line 839) no Hoare annotation was computed. [2018-01-23 14:27:08,734 INFO L404 ceAbstractionStarter]: At program point L838'(line 838) the Hoare annotation is: true [2018-01-23 14:27:08,736 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:08,736 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:08,736 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:08,736 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:08,737 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:08,737 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:08,737 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:08,737 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-23 14:27:08,737 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:08,739 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:08,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-01-23 14:27:08,740 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:08,740 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:08,740 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-23 14:27:08,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1899023893, now seen corresponding path program 1 times [2018-01-23 14:27:08,740 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:08,741 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:08,741 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:08,741 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:08,741 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:08,746 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:08,752 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 14:27:08,752 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:08,752 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:08,753 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:08,753 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:08,753 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:08,753 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-01-23 14:27:08,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:08,764 INFO L93 Difference]: Finished difference Result 340 states and 408 transitions. [2018-01-23 14:27:08,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:08,765 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-01-23 14:27:08,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:08,766 INFO L225 Difference]: With dead ends: 340 [2018-01-23 14:27:08,766 INFO L226 Difference]: Without dead ends: 157 [2018-01-23 14:27:08,767 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 14:27:08,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-01-23 14:27:08,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-01-23 14:27:08,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-01-23 14:27:08,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 172 transitions. [2018-01-23 14:27:08,779 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 172 transitions. Word has length 16 [2018-01-23 14:27:08,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:08,779 INFO L432 AbstractCegarLoop]: Abstraction has 157 states and 172 transitions. [2018-01-23 14:27:08,780 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:08,780 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 172 transitions. [2018-01-23 14:27:08,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-01-23 14:27:08,781 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:08,782 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] [2018-01-23 14:27:08,782 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr0EnsuresViolation]=== [2018-01-23 14:27:08,782 INFO L82 PathProgramCache]: Analyzing trace with hash 1817511437, now seen corresponding path program 1 times [2018-01-23 14:27:08,782 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:08,782 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:08,783 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:08,783 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:08,783 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:08,799 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:08,863 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:08,863 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:08,863 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 14:27:08,876 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:09,027 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:09,101 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 14:27:09,135 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:09,135 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:09,136 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:09,136 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:09,136 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:09,136 INFO L87 Difference]: Start difference. First operand 157 states and 172 transitions. Second operand 3 states. [2018-01-23 14:27:09,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:09,228 INFO L93 Difference]: Finished difference Result 188 states and 207 transitions. [2018-01-23 14:27:09,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:09,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2018-01-23 14:27:09,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:09,229 INFO L225 Difference]: With dead ends: 188 [2018-01-23 14:27:09,229 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:09,229 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 239 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 14:27:09,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:09,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:09,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:09,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:09,230 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 241 [2018-01-23 14:27:09,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:09,231 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:09,231 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:09,231 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:09,231 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:09,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:09,294 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:09,294 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:09,294 INFO L404 ceAbstractionStarter]: At program point L827''(lines 827 833) the Hoare annotation is: true [2018-01-23 14:27:09,294 INFO L401 ceAbstractionStarter]: For program point L828''(line 828) no Hoare annotation was computed. [2018-01-23 14:27:09,294 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:09,294 INFO L401 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-01-23 14:27:09,294 INFO L401 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:09,294 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 825 834) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,295 INFO L401 ceAbstractionStarter]: For program point L827'''(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:09,295 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:09,295 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:09,295 INFO L404 ceAbstractionStarter]: At program point L828'(line 828) the Hoare annotation is: true [2018-01-23 14:27:09,295 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:09,295 INFO L397 ceAbstractionStarter]: At program point L810(line 810) 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 14:27:09,295 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) 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 14:27:09,295 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:09,295 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:09,295 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:09,295 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:09,295 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-23 14:27:09,295 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:09,295 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:09,296 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) 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 14:27:09,296 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:09,296 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:09,296 INFO L397 ceAbstractionStarter]: At program point L808(line 808) 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 14:27:09,296 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:09,296 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:09,296 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:09,296 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:09,296 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:09,296 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:09,296 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:09,296 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-23 14:27:09,296 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:09,296 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 824) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,296 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 823) the Hoare annotation is: true [2018-01-23 14:27:09,296 INFO L401 ceAbstractionStarter]: For program point L818''(line 818) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-23 14:27:09,297 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:09,298 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,298 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,298 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:09,298 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:09,298 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:09,298 INFO L397 ceAbstractionStarter]: At program point L871(line 871) 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 14:27:09,298 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:09,298 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:09,298 INFO L397 ceAbstractionStarter]: At program point L869(line 869) 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 14:27:09,298 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:09,298 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:09,298 INFO L397 ceAbstractionStarter]: At program point L868''(lines 868 870) 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 14:27:09,298 INFO L401 ceAbstractionStarter]: For program point L869'(line 869) no Hoare annotation was computed. [2018-01-23 14:27:09,298 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:09,298 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:09,299 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,299 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:09,299 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,299 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:09,299 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-23 14:27:09,299 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:09,299 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-23 14:27:09,299 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,299 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,299 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-23 14:27:09,299 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:09,299 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:09,299 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:09,299 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:09,299 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,299 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-23 14:27:09,300 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:09,301 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:09,301 INFO L404 ceAbstractionStarter]: At program point L857''(lines 857 863) the Hoare annotation is: true [2018-01-23 14:27:09,301 INFO L404 ceAbstractionStarter]: At program point L858'(line 858) the Hoare annotation is: true [2018-01-23 14:27:09,301 INFO L401 ceAbstractionStarter]: For program point L858''(line 858) no Hoare annotation was computed. [2018-01-23 14:27:09,301 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:09,301 INFO L401 ceAbstractionStarter]: For program point L857'''(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:09,301 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 855 864) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,301 INFO L401 ceAbstractionStarter]: For program point L859'(line 859) no Hoare annotation was computed. [2018-01-23 14:27:09,301 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:09,301 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:09,301 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 14:27:09,301 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:09,301 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:09,301 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:09,301 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 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,302 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-23 14:27:09,302 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) 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 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L397 ceAbstractionStarter]: At program point L767(line 767) 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 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point L867'(line 867) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 872) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point L847'''(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:09,303 INFO L401 ceAbstractionStarter]: For program point L848''(line 848) no Hoare annotation was computed. [2018-01-23 14:27:09,304 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:09,304 INFO L404 ceAbstractionStarter]: At program point L847''(lines 847 853) the Hoare annotation is: true [2018-01-23 14:27:09,304 INFO L401 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-01-23 14:27:09,304 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 845 854) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,304 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:09,304 INFO L404 ceAbstractionStarter]: At program point L848'(line 848) the Hoare annotation is: true [2018-01-23 14:27:09,304 INFO L401 ceAbstractionStarter]: For program point L849'(line 849) no Hoare annotation was computed. [2018-01-23 14:27:09,304 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:09,304 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 872) the Hoare annotation is: true [2018-01-23 14:27:09,304 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,304 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 872) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:09,304 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,304 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,304 INFO L401 ceAbstractionStarter]: For program point L837'''(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:09,305 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:09,305 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:09,305 INFO L401 ceAbstractionStarter]: For program point L838''(line 838) no Hoare annotation was computed. [2018-01-23 14:27:09,305 INFO L404 ceAbstractionStarter]: At program point L837''(lines 837 843) the Hoare annotation is: true [2018-01-23 14:27:09,305 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:09,305 INFO L401 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-01-23 14:27:09,305 INFO L401 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:09,305 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 835 844) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,305 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:09,305 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:09,305 INFO L401 ceAbstractionStarter]: For program point L839'(line 839) no Hoare annotation was computed. [2018-01-23 14:27:09,306 INFO L404 ceAbstractionStarter]: At program point L838'(line 838) the Hoare annotation is: true [2018-01-23 14:27:09,307 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:09,307 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:09,307 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:09,307 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:09,307 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:09,307 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:09,307 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:09,307 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l3_insertErr0EnsuresViolation======== [2018-01-23 14:27:09,307 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:09,309 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:09,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-01-23 14:27:09,310 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:09,310 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] [2018-01-23 14:27:09,310 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l3_insertErr0EnsuresViolation]=== [2018-01-23 14:27:09,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1919589958, now seen corresponding path program 1 times [2018-01-23 14:27:09,310 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:09,310 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:09,311 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:09,311 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:09,311 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:09,317 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:09,342 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:09,342 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:09,342 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 14:27:09,353 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:09,426 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:09,433 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 14:27:09,455 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:09,455 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:09,456 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:09,456 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:09,456 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:09,456 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-01-23 14:27:09,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:09,465 INFO L93 Difference]: Finished difference Result 340 states and 408 transitions. [2018-01-23 14:27:09,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:09,465 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 101 [2018-01-23 14:27:09,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:09,467 INFO L225 Difference]: With dead ends: 340 [2018-01-23 14:27:09,467 INFO L226 Difference]: Without dead ends: 93 [2018-01-23 14:27:09,468 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 100 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 14:27:09,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-01-23 14:27:09,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-01-23 14:27:09,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-01-23 14:27:09,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 103 transitions. [2018-01-23 14:27:09,474 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 103 transitions. Word has length 101 [2018-01-23 14:27:09,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:09,475 INFO L432 AbstractCegarLoop]: Abstraction has 93 states and 103 transitions. [2018-01-23 14:27:09,475 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:09,475 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2018-01-23 14:27:09,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-01-23 14:27:09,476 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:09,476 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] [2018-01-23 14:27:09,476 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l3_insertErr0EnsuresViolation]=== [2018-01-23 14:27:09,477 INFO L82 PathProgramCache]: Analyzing trace with hash -777207720, now seen corresponding path program 1 times [2018-01-23 14:27:09,477 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:09,477 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:09,478 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:09,478 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:09,478 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:09,486 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:09,512 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:09,512 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:09,512 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 14:27:09,535 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:09,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:09,619 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:09,653 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 14:27:09,675 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:09,675 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:09,675 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:09,676 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:09,676 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:09,676 INFO L87 Difference]: Start difference. First operand 93 states and 103 transitions. Second operand 3 states. [2018-01-23 14:27:09,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:09,781 INFO L93 Difference]: Finished difference Result 93 states and 103 transitions. [2018-01-23 14:27:09,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:09,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2018-01-23 14:27:09,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:09,782 INFO L225 Difference]: With dead ends: 93 [2018-01-23 14:27:09,782 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:09,783 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 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 14:27:09,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:09,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:09,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:09,784 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 150 [2018-01-23 14:27:09,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:09,784 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:09,784 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:09,784 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:09,784 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:09,784 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:09,901 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:09,901 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:09,901 INFO L404 ceAbstractionStarter]: At program point L827''(lines 827 833) the Hoare annotation is: true [2018-01-23 14:27:09,901 INFO L401 ceAbstractionStarter]: For program point L828''(line 828) no Hoare annotation was computed. [2018-01-23 14:27:09,901 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:09,901 INFO L401 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-01-23 14:27:09,901 INFO L401 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:09,901 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 825 834) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,901 INFO L401 ceAbstractionStarter]: For program point L827'''(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:09,902 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:09,902 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:09,902 INFO L404 ceAbstractionStarter]: At program point L828'(line 828) the Hoare annotation is: true [2018-01-23 14:27:09,902 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:09,902 INFO L397 ceAbstractionStarter]: At program point L810(line 810) 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 14:27:09,902 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) 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 14:27:09,902 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:09,902 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:09,902 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:09,903 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:09,903 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-23 14:27:09,903 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:09,903 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:09,903 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) 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 14:27:09,903 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:09,903 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:09,904 INFO L397 ceAbstractionStarter]: At program point L808(line 808) 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 14:27:09,904 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:09,904 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:09,904 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:09,904 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:09,904 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:09,904 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:09,904 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:09,904 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-23 14:27:09,904 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:09,904 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 824) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,904 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 823) the Hoare annotation is: true [2018-01-23 14:27:09,905 INFO L401 ceAbstractionStarter]: For program point L818''(line 818) no Hoare annotation was computed. [2018-01-23 14:27:09,905 INFO L401 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-01-23 14:27:09,905 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:09,905 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:09,905 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-23 14:27:09,905 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-23 14:27:09,905 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:09,905 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:09,905 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,905 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-23 14:27:09,905 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:09,906 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,906 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:09,906 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-23 14:27:09,906 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:09,906 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-23 14:27:09,906 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:09,906 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,906 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,906 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:09,906 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:09,907 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:09,907 INFO L397 ceAbstractionStarter]: At program point L871(line 871) 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 14:27:09,907 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:09,907 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:09,907 INFO L397 ceAbstractionStarter]: At program point L869(line 869) 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 14:27:09,907 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:09,907 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:09,907 INFO L397 ceAbstractionStarter]: At program point L868''(lines 868 870) 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 14:27:09,907 INFO L401 ceAbstractionStarter]: For program point L869'(line 869) no Hoare annotation was computed. [2018-01-23 14:27:09,907 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:09,908 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:09,908 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,908 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:09,908 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,908 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:09,908 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-23 14:27:09,908 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:09,908 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-23 14:27:09,908 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,908 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,908 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-23 14:27:09,909 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:09,909 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:09,909 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:09,909 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:09,909 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,909 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:09,909 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,909 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:09,909 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:09,909 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-23 14:27:09,910 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:09,910 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,910 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-23 14:27:09,910 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:09,910 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,910 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:09,910 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:09,910 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:09,910 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:09,910 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:09,910 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-23 14:27:09,910 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:09,911 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:09,911 INFO L404 ceAbstractionStarter]: At program point L857''(lines 857 863) the Hoare annotation is: true [2018-01-23 14:27:09,911 INFO L404 ceAbstractionStarter]: At program point L858'(line 858) the Hoare annotation is: true [2018-01-23 14:27:09,911 INFO L401 ceAbstractionStarter]: For program point L858''(line 858) no Hoare annotation was computed. [2018-01-23 14:27:09,911 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:09,911 INFO L401 ceAbstractionStarter]: For program point L857'''(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:09,911 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 855 864) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,911 INFO L401 ceAbstractionStarter]: For program point L859'(line 859) no Hoare annotation was computed. [2018-01-23 14:27:09,911 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:09,911 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:09,912 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 14:27:09,912 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:09,912 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:09,912 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:09,912 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 14:27:09,912 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:09,912 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:09,912 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:09,912 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-23 14:27:09,912 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-23 14:27:09,913 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,913 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,913 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:09,913 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-23 14:27:09,913 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,913 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-23 14:27:09,913 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-23 14:27:09,913 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-23 14:27:09,913 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-23 14:27:09,913 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:09,913 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-23 14:27:09,914 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:09,914 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) 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 14:27:09,914 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-23 14:27:09,914 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:09,914 INFO L397 ceAbstractionStarter]: At program point L767(line 767) 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 14:27:09,914 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,914 INFO L401 ceAbstractionStarter]: For program point L867'(line 867) no Hoare annotation was computed. [2018-01-23 14:27:09,914 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,914 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 872) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,914 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-23 14:27:09,915 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,915 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:09,915 INFO L401 ceAbstractionStarter]: For program point L847'''(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:09,915 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:09,915 INFO L401 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:09,915 INFO L401 ceAbstractionStarter]: For program point L848''(line 848) no Hoare annotation was computed. [2018-01-23 14:27:09,915 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:09,915 INFO L404 ceAbstractionStarter]: At program point L847''(lines 847 853) the Hoare annotation is: true [2018-01-23 14:27:09,915 INFO L401 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-01-23 14:27:09,915 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 845 854) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,915 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:09,916 INFO L404 ceAbstractionStarter]: At program point L848'(line 848) the Hoare annotation is: true [2018-01-23 14:27:09,916 INFO L401 ceAbstractionStarter]: For program point L849'(line 849) no Hoare annotation was computed. [2018-01-23 14:27:09,916 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:09,916 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 872) the Hoare annotation is: true [2018-01-23 14:27:09,916 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,916 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 872) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:09,916 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,916 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:09,916 INFO L401 ceAbstractionStarter]: For program point L837'''(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:09,916 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:09,917 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:09,917 INFO L401 ceAbstractionStarter]: For program point L838''(line 838) no Hoare annotation was computed. [2018-01-23 14:27:09,917 INFO L404 ceAbstractionStarter]: At program point L837''(lines 837 843) the Hoare annotation is: true [2018-01-23 14:27:09,917 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:09,917 INFO L401 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-01-23 14:27:09,917 INFO L401 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:09,917 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 835 844) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:09,917 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:09,917 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:09,917 INFO L401 ceAbstractionStarter]: For program point L839'(line 839) no Hoare annotation was computed. [2018-01-23 14:27:09,917 INFO L404 ceAbstractionStarter]: At program point L838'(line 838) the Hoare annotation is: true [2018-01-23 14:27:09,919 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:09,919 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:09,919 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:09,919 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:09,920 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:09,920 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:09,920 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:09,920 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l1_insertErr0EnsuresViolation======== [2018-01-23 14:27:09,920 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:09,922 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:09,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-01-23 14:27:09,923 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:09,923 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] [2018-01-23 14:27:09,923 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l1_insertErr0EnsuresViolation]=== [2018-01-23 14:27:09,923 INFO L82 PathProgramCache]: Analyzing trace with hash 425680532, now seen corresponding path program 1 times [2018-01-23 14:27:09,923 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:09,924 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:09,924 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:09,925 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:09,925 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:09,931 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:09,947 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:09,947 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:09,947 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 14:27:09,958 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:10,020 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:10,025 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 14:27:10,055 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:10,055 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:10,056 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:10,056 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:10,056 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:10,056 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-01-23 14:27:10,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:10,067 INFO L93 Difference]: Finished difference Result 340 states and 408 transitions. [2018-01-23 14:27:10,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:10,067 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 57 [2018-01-23 14:27:10,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:10,068 INFO L225 Difference]: With dead ends: 340 [2018-01-23 14:27:10,068 INFO L226 Difference]: Without dead ends: 93 [2018-01-23 14:27:10,070 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 56 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 14:27:10,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-01-23 14:27:10,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-01-23 14:27:10,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-01-23 14:27:10,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 103 transitions. [2018-01-23 14:27:10,076 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 103 transitions. Word has length 57 [2018-01-23 14:27:10,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:10,077 INFO L432 AbstractCegarLoop]: Abstraction has 93 states and 103 transitions. [2018-01-23 14:27:10,077 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:10,077 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2018-01-23 14:27:10,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-01-23 14:27:10,078 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:10,078 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] [2018-01-23 14:27:10,078 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l1_insertErr0EnsuresViolation]=== [2018-01-23 14:27:10,079 INFO L82 PathProgramCache]: Analyzing trace with hash -1012110898, now seen corresponding path program 1 times [2018-01-23 14:27:10,079 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:10,079 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:10,080 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:10,080 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:10,080 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:10,091 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:10,127 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:10,127 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:10,127 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 14:27:10,136 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:10,232 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:10,256 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 14:27:10,277 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:10,277 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:10,277 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:10,277 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:10,278 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:10,278 INFO L87 Difference]: Start difference. First operand 93 states and 103 transitions. Second operand 3 states. [2018-01-23 14:27:10,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:10,322 INFO L93 Difference]: Finished difference Result 93 states and 103 transitions. [2018-01-23 14:27:10,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:10,323 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 166 [2018-01-23 14:27:10,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:10,323 INFO L225 Difference]: With dead ends: 93 [2018-01-23 14:27:10,323 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:10,324 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 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 14:27:10,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:10,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:10,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:10,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:10,324 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 166 [2018-01-23 14:27:10,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:10,324 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:10,324 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:10,324 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:10,324 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:10,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:10,384 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:10,384 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:10,384 INFO L404 ceAbstractionStarter]: At program point L827''(lines 827 833) the Hoare annotation is: true [2018-01-23 14:27:10,385 INFO L401 ceAbstractionStarter]: For program point L828''(line 828) no Hoare annotation was computed. [2018-01-23 14:27:10,385 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:10,385 INFO L401 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-01-23 14:27:10,385 INFO L401 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:10,385 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 825 834) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,385 INFO L401 ceAbstractionStarter]: For program point L827'''(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:10,385 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:10,385 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:10,385 INFO L404 ceAbstractionStarter]: At program point L828'(line 828) the Hoare annotation is: true [2018-01-23 14:27:10,385 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:10,386 INFO L397 ceAbstractionStarter]: At program point L810(line 810) 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 14:27:10,386 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) 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 14:27:10,386 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:10,386 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:10,386 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:10,386 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:10,386 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-23 14:27:10,386 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:10,386 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:10,387 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) 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 14:27:10,387 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:10,387 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:10,387 INFO L397 ceAbstractionStarter]: At program point L808(line 808) 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 14:27:10,387 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:10,387 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:10,387 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:10,387 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:10,387 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:10,387 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:10,388 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:10,388 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-23 14:27:10,388 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:10,388 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 824) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,388 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 823) the Hoare annotation is: true [2018-01-23 14:27:10,388 INFO L401 ceAbstractionStarter]: For program point L818''(line 818) no Hoare annotation was computed. [2018-01-23 14:27:10,388 INFO L401 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-01-23 14:27:10,388 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:10,388 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:10,388 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-23 14:27:10,389 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-23 14:27:10,389 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:10,389 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:10,389 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,389 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-23 14:27:10,389 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:10,389 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,389 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:10,389 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-23 14:27:10,389 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:10,389 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-23 14:27:10,390 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:10,390 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,390 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,390 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:10,390 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:10,390 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:10,390 INFO L397 ceAbstractionStarter]: At program point L871(line 871) 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 14:27:10,390 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:10,390 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:10,391 INFO L397 ceAbstractionStarter]: At program point L869(line 869) 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 14:27:10,391 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:10,391 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:10,391 INFO L397 ceAbstractionStarter]: At program point L868''(lines 868 870) 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 14:27:10,391 INFO L401 ceAbstractionStarter]: For program point L869'(line 869) no Hoare annotation was computed. [2018-01-23 14:27:10,391 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:10,391 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:10,391 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,391 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:10,391 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,392 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:10,392 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-23 14:27:10,392 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:10,392 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-23 14:27:10,392 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,392 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,392 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-23 14:27:10,392 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:10,392 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:10,392 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:10,393 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:10,393 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,393 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:10,393 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,393 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:10,393 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:10,393 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-23 14:27:10,393 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:10,393 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,393 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-23 14:27:10,393 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:10,394 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,394 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:10,394 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:10,394 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:10,394 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:10,394 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:10,394 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-23 14:27:10,394 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:10,394 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:10,394 INFO L404 ceAbstractionStarter]: At program point L857''(lines 857 863) the Hoare annotation is: true [2018-01-23 14:27:10,395 INFO L404 ceAbstractionStarter]: At program point L858'(line 858) the Hoare annotation is: true [2018-01-23 14:27:10,395 INFO L401 ceAbstractionStarter]: For program point L858''(line 858) no Hoare annotation was computed. [2018-01-23 14:27:10,395 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:10,395 INFO L401 ceAbstractionStarter]: For program point L857'''(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:10,395 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 855 864) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,395 INFO L401 ceAbstractionStarter]: For program point L859'(line 859) no Hoare annotation was computed. [2018-01-23 14:27:10,395 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:10,395 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:10,395 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 14:27:10,395 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:10,395 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:10,395 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:10,395 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 14:27:10,395 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:10,395 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,396 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:10,396 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) 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 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L397 ceAbstractionStarter]: At program point L767(line 767) 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 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point L867'(line 867) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 872) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point L847'''(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point L848''(line 848) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:10,397 INFO L404 ceAbstractionStarter]: At program point L847''(lines 847 853) the Hoare annotation is: true [2018-01-23 14:27:10,397 INFO L401 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-01-23 14:27:10,398 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 845 854) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,398 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:10,398 INFO L404 ceAbstractionStarter]: At program point L848'(line 848) the Hoare annotation is: true [2018-01-23 14:27:10,398 INFO L401 ceAbstractionStarter]: For program point L849'(line 849) no Hoare annotation was computed. [2018-01-23 14:27:10,398 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:10,398 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 872) the Hoare annotation is: true [2018-01-23 14:27:10,398 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:10,398 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 872) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:10,398 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:10,398 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:10,398 INFO L401 ceAbstractionStarter]: For program point L837'''(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:10,398 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:10,398 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:10,398 INFO L401 ceAbstractionStarter]: For program point L838''(line 838) no Hoare annotation was computed. [2018-01-23 14:27:10,398 INFO L404 ceAbstractionStarter]: At program point L837''(lines 837 843) the Hoare annotation is: true [2018-01-23 14:27:10,398 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:10,399 INFO L401 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-01-23 14:27:10,399 INFO L401 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:10,399 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 835 844) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:10,399 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:10,399 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:10,399 INFO L401 ceAbstractionStarter]: For program point L839'(line 839) no Hoare annotation was computed. [2018-01-23 14:27:10,399 INFO L404 ceAbstractionStarter]: At program point L838'(line 838) the Hoare annotation is: true [2018-01-23 14:27:10,401 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:10,401 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:10,401 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:10,401 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:10,401 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:10,402 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:10,402 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:10,402 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l0_destroyErr0EnsuresViolation======== [2018-01-23 14:27:10,402 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:10,403 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:10,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-01-23 14:27:10,403 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:10,403 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:27:10,403 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l0_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:10,403 INFO L82 PathProgramCache]: Analyzing trace with hash 1619957414, now seen corresponding path program 1 times [2018-01-23 14:27:10,403 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:10,404 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:10,404 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:10,404 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:10,404 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:10,408 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:10,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:27:10,412 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:10,413 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:10,413 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:10,413 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:10,413 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:10,413 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-01-23 14:27:10,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:10,420 INFO L93 Difference]: Finished difference Result 340 states and 408 transitions. [2018-01-23 14:27:10,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:10,421 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2018-01-23 14:27:10,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:10,422 INFO L225 Difference]: With dead ends: 340 [2018-01-23 14:27:10,422 INFO L226 Difference]: Without dead ends: 154 [2018-01-23 14:27:10,422 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 14:27:10,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-01-23 14:27:10,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2018-01-23 14:27:10,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2018-01-23 14:27:10,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 169 transitions. [2018-01-23 14:27:10,431 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 169 transitions. Word has length 13 [2018-01-23 14:27:10,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:10,431 INFO L432 AbstractCegarLoop]: Abstraction has 154 states and 169 transitions. [2018-01-23 14:27:10,431 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:10,431 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 169 transitions. [2018-01-23 14:27:10,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-01-23 14:27:10,432 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:10,432 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 14:27:10,432 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l0_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:10,433 INFO L82 PathProgramCache]: Analyzing trace with hash -1841421906, now seen corresponding path program 1 times [2018-01-23 14:27:10,433 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:10,433 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:10,433 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:10,433 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:10,433 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:10,443 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:10,482 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:10,482 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:10,482 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 14:27:10,492 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:10,594 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:10,611 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 14:27:10,620 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:10,621 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 14:27:10,622 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:10,624 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 14:27:10,624 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:10,645 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 14:27:10,699 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 14:27:10,733 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:10,733 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:10,733 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:10,734 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:10,734 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:10,734 INFO L87 Difference]: Start difference. First operand 154 states and 169 transitions. Second operand 6 states. [2018-01-23 14:27:10,799 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 14:27:10,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:10,810 INFO L93 Difference]: Finished difference Result 170 states and 189 transitions. [2018-01-23 14:27:10,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:10,810 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 238 [2018-01-23 14:27:10,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:10,810 INFO L225 Difference]: With dead ends: 170 [2018-01-23 14:27:10,810 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:10,811 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 14:27:10,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:10,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:10,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:10,812 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 238 [2018-01-23 14:27:10,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:10,812 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:10,812 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:10,812 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:10,812 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:10,812 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:11,152 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:11,152 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:11,153 INFO L404 ceAbstractionStarter]: At program point L827''(lines 827 833) the Hoare annotation is: true [2018-01-23 14:27:11,153 INFO L401 ceAbstractionStarter]: For program point L828''(line 828) no Hoare annotation was computed. [2018-01-23 14:27:11,153 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:11,153 INFO L401 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-01-23 14:27:11,153 INFO L401 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:11,153 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 825 834) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,153 INFO L401 ceAbstractionStarter]: For program point L827'''(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:11,153 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:11,153 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:11,153 INFO L404 ceAbstractionStarter]: At program point L828'(line 828) the Hoare annotation is: true [2018-01-23 14:27:11,153 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:11,153 INFO L397 ceAbstractionStarter]: At program point L810(line 810) 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 14:27:11,153 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) 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 14:27:11,153 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:11,153 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:11,154 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:11,154 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:11,154 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-23 14:27:11,154 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:11,154 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:11,154 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) 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 14:27:11,154 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:11,154 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:11,154 INFO L397 ceAbstractionStarter]: At program point L808(line 808) 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 14:27:11,154 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:11,154 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:11,154 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:11,154 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 824) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,155 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 823) the Hoare annotation is: true [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point L818''(line 818) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:11,155 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,156 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-23 14:27:11,156 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:11,156 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,156 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:11,156 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-23 14:27:11,156 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:11,156 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-23 14:27:11,156 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:11,156 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,156 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,156 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:11,156 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:11,156 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:11,156 INFO L397 ceAbstractionStarter]: At program point L871(line 871) 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 14:27:11,156 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:11,157 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:11,157 INFO L397 ceAbstractionStarter]: At program point L869(line 869) 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 14:27:11,157 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:11,157 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:11,157 INFO L397 ceAbstractionStarter]: At program point L868''(lines 868 870) 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 14:27:11,157 INFO L401 ceAbstractionStarter]: For program point L869'(line 869) no Hoare annotation was computed. [2018-01-23 14:27:11,157 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:11,157 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:11,157 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,157 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:11,157 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,157 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:11,157 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-23 14:27:11,157 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:11,157 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-23 14:27:11,158 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,158 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,158 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-23 14:27:11,158 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:11,158 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:11,158 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:11,158 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:11,158 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,158 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:11,158 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,158 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:11,158 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:11,158 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-23 14:27:11,158 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:11,158 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,158 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L404 ceAbstractionStarter]: At program point L857''(lines 857 863) the Hoare annotation is: true [2018-01-23 14:27:11,159 INFO L404 ceAbstractionStarter]: At program point L858'(line 858) the Hoare annotation is: true [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point L858''(line 858) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L401 ceAbstractionStarter]: For program point L857'''(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:11,159 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 855 864) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,160 INFO L401 ceAbstractionStarter]: For program point L859'(line 859) no Hoare annotation was computed. [2018-01-23 14:27:11,160 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:11,160 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:11,160 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 14:27:11,160 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:11,160 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:11,160 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:11,160 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 14:27:11,160 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:11,160 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:11,160 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:11,160 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-23 14:27:11,160 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-23 14:27:11,160 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,160 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) 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 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L397 ceAbstractionStarter]: At program point L767(line 767) 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 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,161 INFO L401 ceAbstractionStarter]: For program point L867'(line 867) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 872) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point L847'''(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point L848''(line 848) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L404 ceAbstractionStarter]: At program point L847''(lines 847 853) the Hoare annotation is: true [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 845 854) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:11,162 INFO L404 ceAbstractionStarter]: At program point L848'(line 848) the Hoare annotation is: true [2018-01-23 14:27:11,162 INFO L401 ceAbstractionStarter]: For program point L849'(line 849) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 872) the Hoare annotation is: true [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 872) the Hoare annotation is: (exists ((|calloc_model_#t~malloc0.base| Int)) (= (select |#valid| |calloc_model_#t~malloc0.base|) 1)) [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point L837'''(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point L838''(line 838) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L404 ceAbstractionStarter]: At program point L837''(lines 837 843) the Hoare annotation is: true [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:11,163 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 835 844) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,163 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:11,164 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:11,164 INFO L401 ceAbstractionStarter]: For program point L839'(line 839) no Hoare annotation was computed. [2018-01-23 14:27:11,164 INFO L404 ceAbstractionStarter]: At program point L838'(line 838) the Hoare annotation is: true [2018-01-23 14:27:11,165 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:11,165 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:11,165 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:11,165 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:11,165 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:11,166 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:11,166 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:11,166 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == calloc_modelErr0EnsuresViolation======== [2018-01-23 14:27:11,166 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:11,167 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:11,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-01-23 14:27:11,167 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:11,167 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 14:27:11,167 INFO L371 AbstractCegarLoop]: === Iteration 1 === [calloc_modelErr0EnsuresViolation]=== [2018-01-23 14:27:11,168 INFO L82 PathProgramCache]: Analyzing trace with hash -395529468, now seen corresponding path program 1 times [2018-01-23 14:27:11,168 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:11,168 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:11,168 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:11,169 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:11,169 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:11,173 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:11,262 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 14:27:11,262 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:11,262 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-23 14:27:11,262 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-23 14:27:11,262 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-23 14:27:11,262 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-01-23 14:27:11,262 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 5 states. [2018-01-23 14:27:11,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:11,310 INFO L93 Difference]: Finished difference Result 174 states and 200 transitions. [2018-01-23 14:27:11,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:27:11,311 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-01-23 14:27:11,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:11,311 INFO L225 Difference]: With dead ends: 174 [2018-01-23 14:27:11,311 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:11,312 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 14:27:11,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:11,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:11,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:11,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:11,312 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2018-01-23 14:27:11,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:11,312 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:11,312 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-23 14:27:11,312 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:11,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:11,313 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:11,422 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:11,422 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:11,423 INFO L404 ceAbstractionStarter]: At program point L827''(lines 827 833) the Hoare annotation is: true [2018-01-23 14:27:11,423 INFO L401 ceAbstractionStarter]: For program point L828''(line 828) no Hoare annotation was computed. [2018-01-23 14:27:11,423 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:11,423 INFO L401 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-01-23 14:27:11,423 INFO L401 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:11,423 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 825 834) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,423 INFO L401 ceAbstractionStarter]: For program point L827'''(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:11,423 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:11,423 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:11,423 INFO L404 ceAbstractionStarter]: At program point L828'(line 828) the Hoare annotation is: true [2018-01-23 14:27:11,424 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:11,424 INFO L397 ceAbstractionStarter]: At program point L810(line 810) 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 14:27:11,424 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) 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 14:27:11,424 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:11,424 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:11,424 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:11,424 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:11,424 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-23 14:27:11,424 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:11,424 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:11,424 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) 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 14:27:11,424 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:11,424 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L397 ceAbstractionStarter]: At program point L808(line 808) 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 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:11,425 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 824) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,425 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 823) the Hoare annotation is: true [2018-01-23 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point L818''(line 818) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:11,425 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,426 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:11,426 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:11,427 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:11,427 INFO L397 ceAbstractionStarter]: At program point L871(line 871) 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 14:27:11,427 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:11,427 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:11,427 INFO L397 ceAbstractionStarter]: At program point L869(line 869) 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 14:27:11,427 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:11,427 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:11,427 INFO L397 ceAbstractionStarter]: At program point L868''(lines 868 870) 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 14:27:11,427 INFO L401 ceAbstractionStarter]: For program point L869'(line 869) no Hoare annotation was computed. [2018-01-23 14:27:11,427 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:11,427 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:11,427 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,427 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:11,427 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,428 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:11,428 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:11,429 INFO L404 ceAbstractionStarter]: At program point L857''(lines 857 863) the Hoare annotation is: true [2018-01-23 14:27:11,429 INFO L404 ceAbstractionStarter]: At program point L858'(line 858) the Hoare annotation is: true [2018-01-23 14:27:11,429 INFO L401 ceAbstractionStarter]: For program point L858''(line 858) no Hoare annotation was computed. [2018-01-23 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point L857'''(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:11,430 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 855 864) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point L859'(line 859) no Hoare annotation was computed. [2018-01-23 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:11,430 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 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:11,430 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 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-23 14:27:11,430 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-23 14:27:11,431 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,431 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,431 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:11,431 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-23 14:27:11,431 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,431 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-23 14:27:11,431 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-23 14:27:11,431 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-23 14:27:11,431 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-23 14:27:11,431 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:11,431 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-23 14:27:11,431 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:11,431 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) 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 14:27:11,431 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-23 14:27:11,431 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L397 ceAbstractionStarter]: At program point L767(line 767) 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 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point L867'(line 867) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 872) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point L847'''(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point L848''(line 848) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L404 ceAbstractionStarter]: At program point L847''(lines 847 853) the Hoare annotation is: true [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-01-23 14:27:11,432 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 845 854) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,432 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L404 ceAbstractionStarter]: At program point L848'(line 848) the Hoare annotation is: true [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point L849'(line 849) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 872) the Hoare annotation is: true [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 872) the Hoare annotation is: false [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point L837'''(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point L838''(line 838) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L404 ceAbstractionStarter]: At program point L837''(lines 837 843) the Hoare annotation is: true [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-01-23 14:27:11,433 INFO L401 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:11,434 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 835 844) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,434 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:11,434 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:11,434 INFO L401 ceAbstractionStarter]: For program point L839'(line 839) no Hoare annotation was computed. [2018-01-23 14:27:11,434 INFO L404 ceAbstractionStarter]: At program point L838'(line 838) the Hoare annotation is: true [2018-01-23 14:27:11,435 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:11,435 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:11,435 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:11,435 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:11,435 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:11,435 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:11,435 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:11,435 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l4_insertErr0EnsuresViolation======== [2018-01-23 14:27:11,436 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:11,437 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:11,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-01-23 14:27:11,438 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:11,438 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] [2018-01-23 14:27:11,438 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l4_insertErr0EnsuresViolation]=== [2018-01-23 14:27:11,438 INFO L82 PathProgramCache]: Analyzing trace with hash -124308195, now seen corresponding path program 1 times [2018-01-23 14:27:11,438 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:11,438 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:11,439 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:11,439 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:11,439 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:11,448 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:11,470 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:11,470 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:11,470 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 14:27:11,483 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:11,569 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:11,605 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 14:27:11,639 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:11,639 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:11,640 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:11,640 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:11,640 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:11,640 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 3 states. [2018-01-23 14:27:11,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:11,762 INFO L93 Difference]: Finished difference Result 364 states and 452 transitions. [2018-01-23 14:27:11,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:11,763 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2018-01-23 14:27:11,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:11,763 INFO L225 Difference]: With dead ends: 364 [2018-01-23 14:27:11,763 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:11,764 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 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 14:27:11,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:11,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:11,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:11,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:11,765 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 142 [2018-01-23 14:27:11,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:11,765 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:11,765 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:11,765 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:11,766 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:11,869 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:11,869 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:11,869 INFO L404 ceAbstractionStarter]: At program point L827''(lines 827 833) the Hoare annotation is: true [2018-01-23 14:27:11,870 INFO L401 ceAbstractionStarter]: For program point L828''(line 828) no Hoare annotation was computed. [2018-01-23 14:27:11,870 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:11,870 INFO L401 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-01-23 14:27:11,870 INFO L401 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:11,870 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 825 834) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,870 INFO L401 ceAbstractionStarter]: For program point L827'''(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:11,870 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:11,870 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:11,870 INFO L404 ceAbstractionStarter]: At program point L828'(line 828) the Hoare annotation is: true [2018-01-23 14:27:11,870 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:11,871 INFO L397 ceAbstractionStarter]: At program point L810(line 810) 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 14:27:11,871 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) 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 14:27:11,871 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:11,871 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:11,871 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:11,871 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:11,871 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-23 14:27:11,871 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:11,871 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:11,872 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) 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 14:27:11,872 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:11,872 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:11,872 INFO L397 ceAbstractionStarter]: At program point L808(line 808) 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 14:27:11,872 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:11,872 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:11,872 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:11,872 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:11,872 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:11,872 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:11,872 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:11,873 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-23 14:27:11,873 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:11,873 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 824) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,873 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 823) the Hoare annotation is: true [2018-01-23 14:27:11,873 INFO L401 ceAbstractionStarter]: For program point L818''(line 818) no Hoare annotation was computed. [2018-01-23 14:27:11,873 INFO L401 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-01-23 14:27:11,873 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:11,873 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:11,873 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-23 14:27:11,873 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-23 14:27:11,874 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:11,874 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:11,874 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,874 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-23 14:27:11,874 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:11,874 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,874 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:11,874 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-23 14:27:11,874 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:11,874 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-23 14:27:11,874 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:11,875 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,875 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,875 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:11,875 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:11,875 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:11,875 INFO L397 ceAbstractionStarter]: At program point L871(line 871) 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 14:27:11,875 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:11,875 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:11,875 INFO L397 ceAbstractionStarter]: At program point L869(line 869) 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 14:27:11,876 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:11,876 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:11,876 INFO L397 ceAbstractionStarter]: At program point L868''(lines 868 870) 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 14:27:11,876 INFO L401 ceAbstractionStarter]: For program point L869'(line 869) no Hoare annotation was computed. [2018-01-23 14:27:11,876 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:11,876 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:11,876 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,876 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:11,876 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,876 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:11,877 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-23 14:27:11,877 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:11,877 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-23 14:27:11,877 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,877 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,877 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-23 14:27:11,877 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:11,877 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:11,877 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:11,877 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:11,878 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,878 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:11,878 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,878 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:11,878 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:11,878 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-23 14:27:11,878 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:11,878 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,878 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-23 14:27:11,878 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:11,878 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,879 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:11,879 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:11,879 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:11,879 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:11,879 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:11,879 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-23 14:27:11,879 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:11,879 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:11,879 INFO L404 ceAbstractionStarter]: At program point L857''(lines 857 863) the Hoare annotation is: true [2018-01-23 14:27:11,879 INFO L404 ceAbstractionStarter]: At program point L858'(line 858) the Hoare annotation is: true [2018-01-23 14:27:11,879 INFO L401 ceAbstractionStarter]: For program point L858''(line 858) no Hoare annotation was computed. [2018-01-23 14:27:11,880 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:11,880 INFO L401 ceAbstractionStarter]: For program point L857'''(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:11,880 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 855 864) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,880 INFO L401 ceAbstractionStarter]: For program point L859'(line 859) no Hoare annotation was computed. [2018-01-23 14:27:11,880 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:11,880 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:11,880 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 14:27:11,880 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:11,880 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:11,880 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:11,881 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 14:27:11,881 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:11,881 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:11,881 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:11,881 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-23 14:27:11,881 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-23 14:27:11,881 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,881 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,881 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:11,881 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-23 14:27:11,882 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,882 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-23 14:27:11,882 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-23 14:27:11,882 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-23 14:27:11,882 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-23 14:27:11,882 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:11,882 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-23 14:27:11,882 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:11,882 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) 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 14:27:11,882 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-23 14:27:11,883 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:11,883 INFO L397 ceAbstractionStarter]: At program point L767(line 767) 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 14:27:11,883 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,883 INFO L401 ceAbstractionStarter]: For program point L867'(line 867) no Hoare annotation was computed. [2018-01-23 14:27:11,883 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,883 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 872) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,883 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-23 14:27:11,883 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,883 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:11,883 INFO L401 ceAbstractionStarter]: For program point L847'''(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:11,884 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:11,884 INFO L401 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:11,884 INFO L401 ceAbstractionStarter]: For program point L848''(line 848) no Hoare annotation was computed. [2018-01-23 14:27:11,884 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:11,884 INFO L404 ceAbstractionStarter]: At program point L847''(lines 847 853) the Hoare annotation is: true [2018-01-23 14:27:11,884 INFO L401 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-01-23 14:27:11,884 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 845 854) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,884 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:11,884 INFO L404 ceAbstractionStarter]: At program point L848'(line 848) the Hoare annotation is: true [2018-01-23 14:27:11,884 INFO L401 ceAbstractionStarter]: For program point L849'(line 849) no Hoare annotation was computed. [2018-01-23 14:27:11,884 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:11,885 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 872) the Hoare annotation is: true [2018-01-23 14:27:11,885 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,885 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 872) the Hoare annotation is: false [2018-01-23 14:27:11,885 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,885 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:11,885 INFO L401 ceAbstractionStarter]: For program point L837'''(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:11,885 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:11,885 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:11,885 INFO L401 ceAbstractionStarter]: For program point L838''(line 838) no Hoare annotation was computed. [2018-01-23 14:27:11,885 INFO L404 ceAbstractionStarter]: At program point L837''(lines 837 843) the Hoare annotation is: true [2018-01-23 14:27:11,885 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:11,886 INFO L401 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-01-23 14:27:11,886 INFO L401 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:11,886 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 835 844) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:11,886 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:11,886 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:11,886 INFO L401 ceAbstractionStarter]: For program point L839'(line 839) no Hoare annotation was computed. [2018-01-23 14:27:11,886 INFO L404 ceAbstractionStarter]: At program point L838'(line 838) the Hoare annotation is: true [2018-01-23 14:27:11,888 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:11,888 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:11,888 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:11,888 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:11,888 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:11,888 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:11,888 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:11,888 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == zalloc_or_dieErr0EnsuresViolation======== [2018-01-23 14:27:11,888 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:11,890 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:11,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-01-23 14:27:11,891 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:11,891 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 14:27:11,891 INFO L371 AbstractCegarLoop]: === Iteration 1 === [zalloc_or_dieErr0EnsuresViolation]=== [2018-01-23 14:27:11,891 INFO L82 PathProgramCache]: Analyzing trace with hash -1382822487, now seen corresponding path program 1 times [2018-01-23 14:27:11,891 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:11,891 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:11,892 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:11,892 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:11,892 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:11,897 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:11,906 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:11,906 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:11,906 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 14:27:11,914 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:11,938 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:11,943 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 14:27:11,964 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:11,964 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:11,964 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-23 14:27:11,964 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-23 14:27:11,964 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-23 14:27:11,965 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 3 states. [2018-01-23 14:27:12,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:12,151 INFO L93 Difference]: Finished difference Result 364 states and 452 transitions. [2018-01-23 14:27:12,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-23 14:27:12,152 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2018-01-23 14:27:12,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:12,152 INFO L225 Difference]: With dead ends: 364 [2018-01-23 14:27:12,152 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:12,154 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 14:27:12,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:12,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:12,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:12,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:12,155 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-01-23 14:27:12,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:12,155 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:12,155 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-23 14:27:12,155 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:12,155 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:12,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:27:12,232 INFO L401 ceAbstractionStarter]: For program point l3_destroyEXIT(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:12,232 INFO L401 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-01-23 14:27:12,232 INFO L404 ceAbstractionStarter]: At program point L827''(lines 827 833) the Hoare annotation is: true [2018-01-23 14:27:12,232 INFO L401 ceAbstractionStarter]: For program point L828''(line 828) no Hoare annotation was computed. [2018-01-23 14:27:12,232 INFO L401 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-01-23 14:27:12,232 INFO L401 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-01-23 14:27:12,232 INFO L401 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:12,232 INFO L397 ceAbstractionStarter]: At program point l3_destroyENTRY(lines 825 834) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,232 INFO L401 ceAbstractionStarter]: For program point L827'''(lines 827 833) no Hoare annotation was computed. [2018-01-23 14:27:12,233 INFO L401 ceAbstractionStarter]: For program point L830'(line 830) no Hoare annotation was computed. [2018-01-23 14:27:12,233 INFO L401 ceAbstractionStarter]: For program point l3_destroyErr0EnsuresViolation(lines 825 834) no Hoare annotation was computed. [2018-01-23 14:27:12,233 INFO L404 ceAbstractionStarter]: At program point L828'(line 828) the Hoare annotation is: true [2018-01-23 14:27:12,233 INFO L401 ceAbstractionStarter]: For program point L829'(line 829) no Hoare annotation was computed. [2018-01-23 14:27:12,233 INFO L397 ceAbstractionStarter]: At program point L810(line 810) 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 14:27:12,233 INFO L397 ceAbstractionStarter]: At program point L809''(lines 809 811) 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 14:27:12,233 INFO L401 ceAbstractionStarter]: For program point l0_insertErr0EnsuresViolation(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:12,233 INFO L401 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-01-23 14:27:12,233 INFO L401 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-01-23 14:27:12,233 INFO L401 ceAbstractionStarter]: For program point l0_insertEXIT(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:12,234 INFO L401 ceAbstractionStarter]: For program point L812'(line 812) no Hoare annotation was computed. [2018-01-23 14:27:12,234 INFO L401 ceAbstractionStarter]: For program point L810'(line 810) no Hoare annotation was computed. [2018-01-23 14:27:12,234 INFO L401 ceAbstractionStarter]: For program point L809'''(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:12,234 INFO L397 ceAbstractionStarter]: At program point l0_insertENTRY(lines 806 814) 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 14:27:12,234 INFO L401 ceAbstractionStarter]: For program point L809(lines 809 811) no Hoare annotation was computed. [2018-01-23 14:27:12,234 INFO L401 ceAbstractionStarter]: For program point l0_insertFINAL(lines 806 814) no Hoare annotation was computed. [2018-01-23 14:27:12,234 INFO L397 ceAbstractionStarter]: At program point L808(line 808) 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 14:27:12,234 INFO L401 ceAbstractionStarter]: For program point L808'(line 808) no Hoare annotation was computed. [2018-01-23 14:27:12,234 INFO L404 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-23 14:27:12,234 INFO L404 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-01-23 14:27:12,235 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-23 14:27:12,235 INFO L401 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-23 14:27:12,235 INFO L401 ceAbstractionStarter]: For program point L817'''(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:12,235 INFO L401 ceAbstractionStarter]: For program point l4_destroyErr0EnsuresViolation(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:12,235 INFO L401 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-01-23 14:27:12,235 INFO L401 ceAbstractionStarter]: For program point l4_destroyEXIT(lines 815 824) no Hoare annotation was computed. [2018-01-23 14:27:12,235 INFO L397 ceAbstractionStarter]: At program point l4_destroyENTRY(lines 815 824) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,235 INFO L404 ceAbstractionStarter]: At program point L817''(lines 817 823) the Hoare annotation is: true [2018-01-23 14:27:12,235 INFO L401 ceAbstractionStarter]: For program point L818''(line 818) no Hoare annotation was computed. [2018-01-23 14:27:12,235 INFO L401 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-01-23 14:27:12,235 INFO L401 ceAbstractionStarter]: For program point L817(lines 817 823) no Hoare annotation was computed. [2018-01-23 14:27:12,236 INFO L401 ceAbstractionStarter]: For program point L820'(line 820) no Hoare annotation was computed. [2018-01-23 14:27:12,236 INFO L401 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-01-23 14:27:12,236 INFO L401 ceAbstractionStarter]: For program point L819'(line 819) no Hoare annotation was computed. [2018-01-23 14:27:12,236 INFO L401 ceAbstractionStarter]: For program point L818'(line 818) no Hoare annotation was computed. [2018-01-23 14:27:12,236 INFO L401 ceAbstractionStarter]: For program point L791(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:12,236 INFO L397 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,236 INFO L401 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-01-23 14:27:12,236 INFO L401 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-01-23 14:27:12,236 INFO L397 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,236 INFO L401 ceAbstractionStarter]: For program point l2_insertErr0EnsuresViolation(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:12,237 INFO L401 ceAbstractionStarter]: For program point L794'(line 794) no Hoare annotation was computed. [2018-01-23 14:27:12,237 INFO L401 ceAbstractionStarter]: For program point L791'''(lines 791 793) no Hoare annotation was computed. [2018-01-23 14:27:12,237 INFO L401 ceAbstractionStarter]: For program point L792'(line 792) no Hoare annotation was computed. [2018-01-23 14:27:12,237 INFO L401 ceAbstractionStarter]: For program point L790'(line 790) no Hoare annotation was computed. [2018-01-23 14:27:12,237 INFO L397 ceAbstractionStarter]: At program point l2_insertENTRY(lines 788 796) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,237 INFO L397 ceAbstractionStarter]: At program point L791''(lines 791 793) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,237 INFO L401 ceAbstractionStarter]: For program point l2_insertEXIT(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:12,237 INFO L401 ceAbstractionStarter]: For program point l2_insertFINAL(lines 788 796) no Hoare annotation was computed. [2018-01-23 14:27:12,237 INFO L401 ceAbstractionStarter]: For program point L868'''(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:12,237 INFO L397 ceAbstractionStarter]: At program point L871(line 871) 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 14:27:12,237 INFO L401 ceAbstractionStarter]: For program point L871'(line 871) no Hoare annotation was computed. [2018-01-23 14:27:12,238 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:12,238 INFO L397 ceAbstractionStarter]: At program point L869(line 869) 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 14:27:12,238 INFO L401 ceAbstractionStarter]: For program point L868(lines 868 870) no Hoare annotation was computed. [2018-01-23 14:27:12,238 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:12,238 INFO L397 ceAbstractionStarter]: At program point L868''(lines 868 870) 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 14:27:12,238 INFO L401 ceAbstractionStarter]: For program point L869'(line 869) no Hoare annotation was computed. [2018-01-23 14:27:12,238 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 865 872) no Hoare annotation was computed. [2018-01-23 14:27:12,238 INFO L401 ceAbstractionStarter]: For program point L782'''(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:12,238 INFO L397 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,238 INFO L401 ceAbstractionStarter]: For program point L782(lines 782 784) no Hoare annotation was computed. [2018-01-23 14:27:12,239 INFO L397 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,239 INFO L401 ceAbstractionStarter]: For program point L783'(line 783) no Hoare annotation was computed. [2018-01-23 14:27:12,239 INFO L401 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2018-01-23 14:27:12,239 INFO L401 ceAbstractionStarter]: For program point L781'(line 781) no Hoare annotation was computed. [2018-01-23 14:27:12,239 INFO L401 ceAbstractionStarter]: For program point L785(line 785) no Hoare annotation was computed. [2018-01-23 14:27:12,239 INFO L397 ceAbstractionStarter]: At program point l3_insertENTRY(lines 779 787) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,239 INFO L397 ceAbstractionStarter]: At program point L782''(lines 782 784) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,239 INFO L401 ceAbstractionStarter]: For program point L785'(line 785) no Hoare annotation was computed. [2018-01-23 14:27:12,239 INFO L401 ceAbstractionStarter]: For program point l3_insertEXIT(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:12,239 INFO L401 ceAbstractionStarter]: For program point l3_insertFINAL(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:12,239 INFO L401 ceAbstractionStarter]: For program point l3_insertErr0EnsuresViolation(lines 779 787) no Hoare annotation was computed. [2018-01-23 14:27:12,240 INFO L401 ceAbstractionStarter]: For program point l1_insertEXIT(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:12,240 INFO L397 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,240 INFO L401 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-01-23 14:27:12,240 INFO L397 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,240 INFO L401 ceAbstractionStarter]: For program point L800(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:12,240 INFO L401 ceAbstractionStarter]: For program point L803'(line 803) no Hoare annotation was computed. [2018-01-23 14:27:12,240 INFO L401 ceAbstractionStarter]: For program point L801'(line 801) no Hoare annotation was computed. [2018-01-23 14:27:12,240 INFO L401 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-01-23 14:27:12,240 INFO L397 ceAbstractionStarter]: At program point l1_insertENTRY(lines 797 805) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,240 INFO L401 ceAbstractionStarter]: For program point L799'(line 799) no Hoare annotation was computed. [2018-01-23 14:27:12,240 INFO L401 ceAbstractionStarter]: For program point l1_insertFINAL(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:12,241 INFO L397 ceAbstractionStarter]: At program point L800''(lines 800 802) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,241 INFO L401 ceAbstractionStarter]: For program point L800'''(lines 800 802) no Hoare annotation was computed. [2018-01-23 14:27:12,241 INFO L401 ceAbstractionStarter]: For program point l1_insertErr0EnsuresViolation(lines 797 805) no Hoare annotation was computed. [2018-01-23 14:27:12,241 INFO L401 ceAbstractionStarter]: For program point l0_destroyEXIT(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:12,241 INFO L401 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-01-23 14:27:12,241 INFO L401 ceAbstractionStarter]: For program point L860'(line 860) no Hoare annotation was computed. [2018-01-23 14:27:12,241 INFO L401 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2018-01-23 14:27:12,241 INFO L401 ceAbstractionStarter]: For program point l0_destroyErr0EnsuresViolation(lines 855 864) no Hoare annotation was computed. [2018-01-23 14:27:12,241 INFO L401 ceAbstractionStarter]: For program point L857(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:12,241 INFO L404 ceAbstractionStarter]: At program point L857''(lines 857 863) the Hoare annotation is: true [2018-01-23 14:27:12,241 INFO L404 ceAbstractionStarter]: At program point L858'(line 858) the Hoare annotation is: true [2018-01-23 14:27:12,242 INFO L401 ceAbstractionStarter]: For program point L858''(line 858) no Hoare annotation was computed. [2018-01-23 14:27:12,242 INFO L401 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2018-01-23 14:27:12,242 INFO L401 ceAbstractionStarter]: For program point L857'''(lines 857 863) no Hoare annotation was computed. [2018-01-23 14:27:12,242 INFO L397 ceAbstractionStarter]: At program point l0_destroyENTRY(lines 855 864) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,242 INFO L401 ceAbstractionStarter]: For program point L859'(line 859) no Hoare annotation was computed. [2018-01-23 14:27:12,242 INFO L401 ceAbstractionStarter]: For program point calloc_modelErr0EnsuresViolation(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:12,242 INFO L401 ceAbstractionStarter]: For program point L742'(line 742) no Hoare annotation was computed. [2018-01-23 14:27:12,242 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 14:27:12,242 INFO L401 ceAbstractionStarter]: For program point L741'(line 741) no Hoare annotation was computed. [2018-01-23 14:27:12,242 INFO L401 ceAbstractionStarter]: For program point calloc_modelFINAL(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:12,243 INFO L401 ceAbstractionStarter]: For program point calloc_modelEXIT(lines 740 743) no Hoare annotation was computed. [2018-01-23 14:27:12,243 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 14:27:12,243 INFO L401 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-01-23 14:27:12,243 INFO L401 ceAbstractionStarter]: For program point l4_insertEXIT(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:12,243 INFO L401 ceAbstractionStarter]: For program point l4_insertFINAL(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:12,243 INFO L401 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-01-23 14:27:12,243 INFO L401 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2018-01-23 14:27:12,243 INFO L397 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,243 INFO L397 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,243 INFO L401 ceAbstractionStarter]: For program point l4_insertErr0EnsuresViolation(lines 772 778) no Hoare annotation was computed. [2018-01-23 14:27:12,244 INFO L401 ceAbstractionStarter]: For program point L776'(line 776) no Hoare annotation was computed. [2018-01-23 14:27:12,244 INFO L397 ceAbstractionStarter]: At program point l4_insertENTRY(lines 772 778) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,244 INFO L401 ceAbstractionStarter]: For program point L775'(line 775) no Hoare annotation was computed. [2018-01-23 14:27:12,244 INFO L401 ceAbstractionStarter]: For program point L774'(line 774) no Hoare annotation was computed. [2018-01-23 14:27:12,244 INFO L401 ceAbstractionStarter]: For program point L775''(line 775) no Hoare annotation was computed. [2018-01-23 14:27:12,244 INFO L401 ceAbstractionStarter]: For program point L776''(line 776) no Hoare annotation was computed. [2018-01-23 14:27:12,244 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieFINAL(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:12,244 INFO L401 ceAbstractionStarter]: For program point L767'(line 767) no Hoare annotation was computed. [2018-01-23 14:27:12,244 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieErr0EnsuresViolation(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:12,244 INFO L397 ceAbstractionStarter]: At program point zalloc_or_dieENTRY(lines 765 771) 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 14:27:12,245 INFO L401 ceAbstractionStarter]: For program point L768(lines 768 769) no Hoare annotation was computed. [2018-01-23 14:27:12,245 INFO L401 ceAbstractionStarter]: For program point zalloc_or_dieEXIT(lines 765 771) no Hoare annotation was computed. [2018-01-23 14:27:12,245 INFO L397 ceAbstractionStarter]: At program point L767(line 767) 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 14:27:12,245 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:12,245 INFO L401 ceAbstractionStarter]: For program point L867'(line 867) no Hoare annotation was computed. [2018-01-23 14:27:12,245 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:12,245 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 872) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,245 INFO L401 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-01-23 14:27:12,245 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:12,245 INFO L401 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-01-23 14:27:12,245 INFO L401 ceAbstractionStarter]: For program point L847'''(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:12,246 INFO L401 ceAbstractionStarter]: For program point L850'(line 850) no Hoare annotation was computed. [2018-01-23 14:27:12,246 INFO L401 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-01-23 14:27:12,246 INFO L401 ceAbstractionStarter]: For program point L848''(line 848) no Hoare annotation was computed. [2018-01-23 14:27:12,246 INFO L401 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-01-23 14:27:12,246 INFO L404 ceAbstractionStarter]: At program point L847''(lines 847 853) the Hoare annotation is: true [2018-01-23 14:27:12,246 INFO L401 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-01-23 14:27:12,246 INFO L397 ceAbstractionStarter]: At program point l1_destroyENTRY(lines 845 854) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,246 INFO L401 ceAbstractionStarter]: For program point l1_destroyErr0EnsuresViolation(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:12,246 INFO L404 ceAbstractionStarter]: At program point L848'(line 848) the Hoare annotation is: true [2018-01-23 14:27:12,246 INFO L401 ceAbstractionStarter]: For program point L849'(line 849) no Hoare annotation was computed. [2018-01-23 14:27:12,246 INFO L401 ceAbstractionStarter]: For program point l1_destroyEXIT(lines 845 854) no Hoare annotation was computed. [2018-01-23 14:27:12,247 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 872) the Hoare annotation is: true [2018-01-23 14:27:12,247 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:12,247 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 872) the Hoare annotation is: false [2018-01-23 14:27:12,247 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:12,247 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 872) no Hoare annotation was computed. [2018-01-23 14:27:12,247 INFO L401 ceAbstractionStarter]: For program point L837'''(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:12,247 INFO L401 ceAbstractionStarter]: For program point l2_destroyErr0EnsuresViolation(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:12,247 INFO L401 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-01-23 14:27:12,247 INFO L401 ceAbstractionStarter]: For program point L838''(line 838) no Hoare annotation was computed. [2018-01-23 14:27:12,247 INFO L404 ceAbstractionStarter]: At program point L837''(lines 837 843) the Hoare annotation is: true [2018-01-23 14:27:12,247 INFO L401 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-01-23 14:27:12,248 INFO L401 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-01-23 14:27:12,248 INFO L401 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-01-23 14:27:12,248 INFO L397 ceAbstractionStarter]: At program point l2_destroyENTRY(lines 835 844) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:27:12,248 INFO L401 ceAbstractionStarter]: For program point L840'(line 840) no Hoare annotation was computed. [2018-01-23 14:27:12,248 INFO L401 ceAbstractionStarter]: For program point l2_destroyEXIT(lines 835 844) no Hoare annotation was computed. [2018-01-23 14:27:12,248 INFO L401 ceAbstractionStarter]: For program point L839'(line 839) no Hoare annotation was computed. [2018-01-23 14:27:12,248 INFO L404 ceAbstractionStarter]: At program point L838'(line 838) the Hoare annotation is: true [2018-01-23 14:27:12,250 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:12,250 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:12,250 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:12,250 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:12,250 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:12,250 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:12,250 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:12,250 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-23 14:27:12,250 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:12,252 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:12,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-01-23 14:27:12,252 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:12,252 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-01-23 14:27:12,253 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-23 14:27:12,253 INFO L82 PathProgramCache]: Analyzing trace with hash 320770647, now seen corresponding path program 1 times [2018-01-23 14:27:12,253 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:12,253 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:12,254 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:12,254 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:12,254 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-23 14:27:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-23 14:27:12,276 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-23 14:27:12,282 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 14:27:12,292 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:12,292 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:12,293 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:12,293 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:12,293 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:12,293 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:12,293 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:12,293 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l1_destroyErr0EnsuresViolation======== [2018-01-23 14:27:12,293 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:12,295 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:12,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-01-23 14:27:12,295 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:12,295 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 14:27:12,295 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l1_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:12,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1703822801, now seen corresponding path program 1 times [2018-01-23 14:27:12,296 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:12,296 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:12,296 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:12,296 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:12,297 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:12,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:12,301 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:12,304 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 14:27:12,304 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:12,305 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:12,305 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:12,305 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:12,305 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:12,305 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-01-23 14:27:12,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:12,314 INFO L93 Difference]: Finished difference Result 340 states and 408 transitions. [2018-01-23 14:27:12,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:12,314 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-01-23 14:27:12,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:12,315 INFO L225 Difference]: With dead ends: 340 [2018-01-23 14:27:12,315 INFO L226 Difference]: Without dead ends: 153 [2018-01-23 14:27:12,316 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 14:27:12,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-01-23 14:27:12,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2018-01-23 14:27:12,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-01-23 14:27:12,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 168 transitions. [2018-01-23 14:27:12,324 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 168 transitions. Word has length 17 [2018-01-23 14:27:12,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:12,324 INFO L432 AbstractCegarLoop]: Abstraction has 153 states and 168 transitions. [2018-01-23 14:27:12,324 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:12,325 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 168 transitions. [2018-01-23 14:27:12,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-01-23 14:27:12,326 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:12,326 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 14:27:12,326 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l1_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:12,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1715265288, now seen corresponding path program 1 times [2018-01-23 14:27:12,327 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:12,327 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:12,328 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:12,328 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:12,328 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:12,342 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:12,407 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:12,408 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:12,408 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 14:27:12,417 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:12,565 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:12,572 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 14:27:12,577 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:12,578 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 14:27:12,578 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:12,581 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 14:27:12,582 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:12,592 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 14:27:12,633 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 14:27:12,668 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:12,668 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:12,669 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:12,669 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:12,669 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:12,669 INFO L87 Difference]: Start difference. First operand 153 states and 168 transitions. Second operand 6 states. [2018-01-23 14:27:12,710 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 14:27:12,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:12,717 INFO L93 Difference]: Finished difference Result 169 states and 188 transitions. [2018-01-23 14:27:12,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:12,718 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 230 [2018-01-23 14:27:12,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:12,718 INFO L225 Difference]: With dead ends: 169 [2018-01-23 14:27:12,719 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:12,719 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 14:27:12,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:12,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:12,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:12,720 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 230 [2018-01-23 14:27:12,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:12,720 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:12,720 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:12,720 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:12,720 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:12,722 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:12,722 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:12,723 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:12,724 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:12,724 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:12,724 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:12,724 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:12,724 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-23 14:27:12,724 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:12,726 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-01-23 14:27:12,726 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:12,726 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 14:27:12,726 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-23 14:27:12,727 INFO L82 PathProgramCache]: Analyzing trace with hash -399130665, now seen corresponding path program 1 times [2018-01-23 14:27:12,727 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:12,727 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:12,727 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:12,727 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:12,728 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:12,732 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:12,736 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 14:27:12,737 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:12,737 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:12,737 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:12,737 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:12,737 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:12,737 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-01-23 14:27:12,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:12,748 INFO L93 Difference]: Finished difference Result 340 states and 408 transitions. [2018-01-23 14:27:12,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:12,748 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-01-23 14:27:12,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:12,749 INFO L225 Difference]: With dead ends: 340 [2018-01-23 14:27:12,749 INFO L226 Difference]: Without dead ends: 159 [2018-01-23 14:27:12,750 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 14:27:12,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-01-23 14:27:12,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2018-01-23 14:27:12,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-01-23 14:27:12,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 174 transitions. [2018-01-23 14:27:12,759 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 174 transitions. Word has length 18 [2018-01-23 14:27:12,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:12,759 INFO L432 AbstractCegarLoop]: Abstraction has 159 states and 174 transitions. [2018-01-23 14:27:12,759 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:12,759 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 174 transitions. [2018-01-23 14:27:12,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-01-23 14:27:12,761 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:12,761 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] [2018-01-23 14:27:12,761 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-23 14:27:12,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1423189553, now seen corresponding path program 1 times [2018-01-23 14:27:12,762 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:12,762 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:12,762 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:12,763 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:12,763 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:12,776 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:12,829 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:12,830 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:12,830 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 14:27:12,837 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:12,983 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:12,990 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 14:27:12,995 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:12,996 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 14:27:12,996 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:12,998 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 14:27:12,999 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:13,010 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 14:27:13,053 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 14:27:13,089 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:13,090 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:13,090 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:13,090 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:13,091 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:13,091 INFO L87 Difference]: Start difference. First operand 159 states and 174 transitions. Second operand 6 states. [2018-01-23 14:27:13,145 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 14:27:13,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:13,151 INFO L93 Difference]: Finished difference Result 175 states and 194 transitions. [2018-01-23 14:27:13,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:13,151 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 243 [2018-01-23 14:27:13,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:13,152 INFO L225 Difference]: With dead ends: 175 [2018-01-23 14:27:13,152 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:13,153 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 239 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 14:27:13,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:13,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:13,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:13,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:13,154 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 243 [2018-01-23 14:27:13,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:13,154 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:13,154 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:13,154 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:13,155 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:13,156 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:27:13,157 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:27:13,157 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:27:13,157 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:27:13,157 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:27:13,157 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:27:13,157 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:27:13,157 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == l2_destroyErr0EnsuresViolation======== [2018-01-23 14:27:13,157 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:27:13,159 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2018-01-23 14:27:13,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-01-23 14:27:13,160 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:13,160 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 14:27:13,160 INFO L371 AbstractCegarLoop]: === Iteration 1 === [l2_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:13,160 INFO L82 PathProgramCache]: Analyzing trace with hash 530721689, now seen corresponding path program 1 times [2018-01-23 14:27:13,160 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:13,161 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:13,161 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:13,161 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:13,162 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:13,166 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:13,171 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 14:27:13,172 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:13,172 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-23 14:27:13,172 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-23 14:27:13,172 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-23 14:27:13,172 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-23 14:27:13,173 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2018-01-23 14:27:13,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:13,181 INFO L93 Difference]: Finished difference Result 340 states and 408 transitions. [2018-01-23 14:27:13,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-23 14:27:13,182 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-01-23 14:27:13,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:13,183 INFO L225 Difference]: With dead ends: 340 [2018-01-23 14:27:13,183 INFO L226 Difference]: Without dead ends: 153 [2018-01-23 14:27:13,184 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 14:27:13,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-01-23 14:27:13,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2018-01-23 14:27:13,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-01-23 14:27:13,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 168 transitions. [2018-01-23 14:27:13,192 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 168 transitions. Word has length 21 [2018-01-23 14:27:13,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:13,193 INFO L432 AbstractCegarLoop]: Abstraction has 153 states and 168 transitions. [2018-01-23 14:27:13,193 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-23 14:27:13,193 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 168 transitions. [2018-01-23 14:27:13,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-01-23 14:27:13,195 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:27:13,195 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 14:27:13,195 INFO L371 AbstractCegarLoop]: === Iteration 2 === [l2_destroyErr0EnsuresViolation]=== [2018-01-23 14:27:13,195 INFO L82 PathProgramCache]: Analyzing trace with hash -2034134788, now seen corresponding path program 1 times [2018-01-23 14:27:13,196 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:27:13,196 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:27:13,196 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:13,197 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:13,197 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:27:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:13,210 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:27:13,280 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-01-23 14:27:13,280 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-23 14:27:13,281 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 14:27:13,287 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:27:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:27:13,395 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-23 14:27:13,429 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 14:27:13,434 INFO L700 Elim1Store]: detected not equals via solver [2018-01-23 14:27:13,435 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 14:27:13,435 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-01-23 14:27:13,437 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 14:27:13,437 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-01-23 14:27:13,448 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 14:27:13,486 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 14:27:13,522 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:27:13,522 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:27:13,522 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:27:13,523 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:27:13,523 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=9, Unknown=2, NotChecked=10, Total=30 [2018-01-23 14:27:13,523 INFO L87 Difference]: Start difference. First operand 153 states and 168 transitions. Second operand 6 states. [2018-01-23 14:27:13,556 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 14:27:13,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:27:13,561 INFO L93 Difference]: Finished difference Result 169 states and 188 transitions. [2018-01-23 14:27:13,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-01-23 14:27:13,561 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 222 [2018-01-23 14:27:13,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:27:13,562 INFO L225 Difference]: With dead ends: 169 [2018-01-23 14:27:13,562 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:27:13,563 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 14:27:13,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:27:13,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:27:13,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:27:13,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:27:13,564 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 222 [2018-01-23 14:27:13,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:27:13,564 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:27:13,564 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:27:13,564 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:27:13,564 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:27:13,571 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[calloc_model_#t~malloc0.base,QUANTIFIED] [2018-01-23 14:27:13,573 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[calloc_model_#t~malloc0.base,QUANTIFIED] [2018-01-23 14:27:13,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.01 02:27:13 BoogieIcfgContainer [2018-01-23 14:27:13,574 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-23 14:27:13,575 INFO L168 Benchmark]: Toolchain (without parser) took 9124.56 ms. Allocated memory was 304.1 MB in the beginning and 714.6 MB in the end (delta: 410.5 MB). Free memory was 261.0 MB in the beginning and 554.9 MB in the end (delta: -293.9 MB). Peak memory consumption was 116.6 MB. Max. memory is 5.3 GB. [2018-01-23 14:27:13,577 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 304.1 MB. Free memory is still 267.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 14:27:13,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.33 ms. Allocated memory is still 304.1 MB. Free memory was 261.0 MB in the beginning and 249.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 5.3 GB. [2018-01-23 14:27:13,578 INFO L168 Benchmark]: Boogie Preprocessor took 54.16 ms. Allocated memory is still 304.1 MB. Free memory was 249.0 MB in the beginning and 245.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-01-23 14:27:13,578 INFO L168 Benchmark]: RCFGBuilder took 608.11 ms. Allocated memory is still 304.1 MB. Free memory was 245.0 MB in the beginning and 204.0 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 5.3 GB. [2018-01-23 14:27:13,579 INFO L168 Benchmark]: TraceAbstraction took 8211.31 ms. Allocated memory was 304.1 MB in the beginning and 714.6 MB in the end (delta: 410.5 MB). Free memory was 204.0 MB in the beginning and 554.9 MB in the end (delta: -350.9 MB). Peak memory consumption was 59.6 MB. Max. memory is 5.3 GB. [2018-01-23 14:27:13,581 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 304.1 MB. Free memory is still 267.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 242.33 ms. Allocated memory is still 304.1 MB. Free memory was 261.0 MB in the beginning and 249.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 54.16 ms. Allocated memory is still 304.1 MB. Free memory was 249.0 MB in the beginning and 245.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 608.11 ms. Allocated memory is still 304.1 MB. Free memory was 245.0 MB in the beginning and 204.0 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 8211.31 ms. Allocated memory was 304.1 MB in the beginning and 714.6 MB in the end (delta: 410.5 MB). Free memory was 204.0 MB in the beginning and 554.9 MB in the end (delta: -350.9 MB). Peak memory consumption was 59.6 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: 825]: 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, 174 locations, 15 error locations. SAFE Result, 1.4s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 208 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=174occurred 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, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 453 NumberOfCodeBlocks, 453 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 237 ConstructedInterpolants, 8 QuantifiedInterpolants, 64263 SizeOfPredicates, 3 NumberOfNonLiveVariables, 876 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: 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: l0_insertErr0EnsuresViolation CFG has 16 procedures, 174 locations, 15 error locations. SAFE Result, 0.7s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 271 SDtfs, 13 SDslu, 3 SDs, 0 SdLazy, 25 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 207 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred 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, 418 NumberOfCodeBlocks, 418 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 207 ConstructedInterpolants, 0 QuantifiedInterpolants, 67415 SizeOfPredicates, 0 NumberOfNonLiveVariables, 909 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: 815]: 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, 174 locations, 15 error locations. SAFE Result, 0.6s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 208 SDtfs, 14 SDslu, 2 SDs, 0 SdLazy, 8 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 210 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred 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, 441 NumberOfCodeBlocks, 441 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 233 ConstructedInterpolants, 8 QuantifiedInterpolants, 60439 SizeOfPredicates, 3 NumberOfNonLiveVariables, 852 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: 788]: 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, 174 locations, 15 error locations. SAFE Result, 0.5s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 271 SDtfs, 33 SDslu, 3 SDs, 0 SdLazy, 25 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 235 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred 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, 474 NumberOfCodeBlocks, 474 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 235 ConstructedInterpolants, 0 QuantifiedInterpolants, 51143 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1091 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: 865]: 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, 174 locations, 15 error locations. SAFE Result, 0.5s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 334 SDtfs, 37 SDslu, 43 SDs, 0 SdLazy, 45 SolverSat, 21 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=174occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 498 NumberOfCodeBlocks, 498 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 255 ConstructedInterpolants, 0 QuantifiedInterpolants, 113025 SizeOfPredicates, 0 NumberOfNonLiveVariables, 951 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: 779]: 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, 174 locations, 15 error locations. SAFE Result, 0.6s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 271 SDtfs, 43 SDslu, 3 SDs, 0 SdLazy, 25 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred 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, 502 NumberOfCodeBlocks, 502 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 45611 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1182 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: 797]: 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, 174 locations, 15 error locations. SAFE Result, 0.4s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 271 SDtfs, 23 SDslu, 3 SDs, 0 SdLazy, 25 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 221 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred 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, 446 NumberOfCodeBlocks, 446 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 58411 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1000 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: 855]: 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, 174 locations, 15 error locations. SAFE Result, 0.7s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 208 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=174occurred 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, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 489 NumberOfCodeBlocks, 489 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 249 ConstructedInterpolants, 8 QuantifiedInterpolants, 76695 SizeOfPredicates, 3 NumberOfNonLiveVariables, 948 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, 174 locations, 15 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 13 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=174occurred 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, 0.1s 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: 772]: 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, 174 locations, 15 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 6 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 155 SDtfs, 84 SDslu, 43 SDs, 0 SdLazy, 55 SolverSat, 48 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred 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, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 26931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 680 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: 765]: 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, 174 locations, 15 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 155 SDtfs, 93 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=174occurred 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}] [L867] 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, 174 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=174occurred 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: 845]: 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, 174 locations, 15 error locations. SAFE Result, 0.4s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 208 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=174occurred 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, 477 NumberOfCodeBlocks, 477 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 245 ConstructedInterpolants, 8 QuantifiedInterpolants, 72391 SizeOfPredicates, 3 NumberOfNonLiveVariables, 924 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, 174 locations, 15 error locations. SAFE Result, 0.4s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 208 SDtfs, 14 SDslu, 2 SDs, 0 SdLazy, 8 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 247 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred 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, 504 NumberOfCodeBlocks, 504 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 259 ConstructedInterpolants, 8 QuantifiedInterpolants, 79665 SizeOfPredicates, 3 NumberOfNonLiveVariables, 954 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: 835]: 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, 174 locations, 15 error locations. SAFE Result, 0.4s OverallTime, 2 OverallIterations, 6 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 208 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=174occurred 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, 465 NumberOfCodeBlocks, 465 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 241 ConstructedInterpolants, 8 QuantifiedInterpolants, 68247 SizeOfPredicates, 3 NumberOfNonLiveVariables, 900 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: 827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: \valid == \old(\valid) - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: \valid == \old(\valid) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: \valid == \old(\valid) - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 809]: Loop Invariant [2018-01-23 14:27:13,594 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[calloc_model_#t~malloc0.base,QUANTIFIED] [2018-01-23 14:27:13,594 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]) - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-4-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-5-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-6-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-7-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-8-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-9-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-10-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-11-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-12-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-13-2018-01-23_14-27-13-600.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0234_true-valid-memsafety.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-14-2018-01-23_14-27-13-600.csv Received shutdown request...