java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline_WitnessPrinter.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test26_false-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 12:54:20,341 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:54:20,343 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:54:20,356 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:54:20,356 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:54:20,357 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:54:20,359 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:54:20,361 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:54:20,364 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:54:20,365 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:54:20,366 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:54:20,368 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:54:20,369 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:54:20,372 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:54:20,376 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:54:20,377 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:54:20,381 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:54:20,383 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:54:20,387 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:54:20,391 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:54:20,393 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:54:20,398 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:54:20,403 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:54:20,403 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:54:20,403 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:54:20,404 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:54:20,406 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:54:20,408 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:54:20,408 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:54:20,409 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:54:20,411 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:54:20,412 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:54:20,412 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:54:20,413 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:54:20,413 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:54:20,414 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:54:20,414 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 12:54:20,445 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:54:20,445 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:54:20,446 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:54:20,446 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 12:54:20,447 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:54:20,447 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:54:20,447 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 12:54:20,447 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:54:20,448 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:54:20,448 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:54:20,448 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:54:20,448 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:54:20,448 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:54:20,448 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:54:20,449 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:54:20,449 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:54:20,449 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:54:20,449 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:54:20,449 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:54:20,450 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:54:20,450 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:54:20,450 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:54:20,450 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 12:54:20,450 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:54:20,451 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:54:20,451 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:54:20,451 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:54:20,451 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 12:54:20,452 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:54:20,452 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:54:20,452 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 12:54:20,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:54:20,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:54:20,518 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:54:20,520 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:54:20,520 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:54:20,521 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test26_false-unreach-call_true-termination.c [2018-11-23 12:54:20,592 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e5379dd/1108d1d9e7ee4a8ea6312d3b68ef7587/FLAG8cf1047a0 [2018-11-23 12:54:21,078 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:54:21,079 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test26_false-unreach-call_true-termination.c [2018-11-23 12:54:21,088 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e5379dd/1108d1d9e7ee4a8ea6312d3b68ef7587/FLAG8cf1047a0 [2018-11-23 12:54:21,394 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e5379dd/1108d1d9e7ee4a8ea6312d3b68ef7587 [2018-11-23 12:54:21,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:54:21,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:54:21,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:54:21,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:54:21,410 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:54:21,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:21" (1/1) ... [2018-11-23 12:54:21,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45ba328b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21, skipping insertion in model container [2018-11-23 12:54:21,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:21" (1/1) ... [2018-11-23 12:54:21,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:54:21,450 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:54:21,719 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:54:21,739 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:54:21,760 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:54:21,787 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:54:21,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21 WrapperNode [2018-11-23 12:54:21,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:54:21,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:54:21,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:54:21,789 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:54:21,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21" (1/1) ... [2018-11-23 12:54:21,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21" (1/1) ... [2018-11-23 12:54:21,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:54:21,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:54:21,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:54:21,821 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:54:21,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21" (1/1) ... [2018-11-23 12:54:21,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21" (1/1) ... [2018-11-23 12:54:21,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21" (1/1) ... [2018-11-23 12:54:21,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21" (1/1) ... [2018-11-23 12:54:21,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21" (1/1) ... [2018-11-23 12:54:21,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21" (1/1) ... [2018-11-23 12:54:21,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21" (1/1) ... [2018-11-23 12:54:21,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:54:21,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:54:21,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:54:21,861 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:54:21,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21" (1/1) ... No working directory specified, using /storage/repos/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 [2018-11-23 12:54:22,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 12:54:22,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 12:54:22,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 12:54:22,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:54:22,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:54:22,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:54:22,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 12:54:22,030 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 12:54:22,030 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 12:54:22,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 12:54:22,030 INFO L130 BoogieDeclarations]: Found specification of procedure assign [2018-11-23 12:54:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure assign [2018-11-23 12:54:22,476 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:54:22,476 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 12:54:22,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:22 BoogieIcfgContainer [2018-11-23 12:54:22,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:54:22,478 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 12:54:22,478 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 12:54:22,482 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 12:54:22,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:54:21" (1/3) ... [2018-11-23 12:54:22,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35cc1f39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:54:22, skipping insertion in model container [2018-11-23 12:54:22,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:21" (2/3) ... [2018-11-23 12:54:22,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35cc1f39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:54:22, skipping insertion in model container [2018-11-23 12:54:22,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:22" (3/3) ... [2018-11-23 12:54:22,486 INFO L112 eAbstractionObserver]: Analyzing ICFG test26_false-unreach-call_true-termination.c [2018-11-23 12:54:22,497 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 12:54:22,506 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 12:54:22,524 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 12:54:22,557 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 12:54:22,558 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 12:54:22,558 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 12:54:22,558 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 12:54:22,560 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:54:22,560 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:54:22,560 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 12:54:22,561 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:54:22,561 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 12:54:22,581 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-11-23 12:54:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 12:54:22,588 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:54:22,589 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:54:22,592 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:54:22,598 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:54:22,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1573149608, now seen corresponding path program 1 times [2018-11-23 12:54:22,601 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:54:22,602 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:54:22,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:54:22,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:54:22,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:54:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:54:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:54:22,793 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=13, |#NULL.offset|=10, |old(#NULL.base)|=13, |old(#NULL.offset)|=10, |old(~#global~0.base)|=9, |old(~#global~0.offset)|=12, |~#global~0.base|=9, |~#global~0.offset|=12] [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8);call write~init~int(0, ~#global~0.base, ~#global~0.offset, 4);call write~init~int(1, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=13, |old(#NULL.offset)|=10, |old(~#global~0.base)|=9, |old(~#global~0.offset)|=12, |~#global~0.base|=11, |~#global~0.offset|=0] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=13, |old(#NULL.offset)|=10, |old(~#global~0.base)|=9, |old(~#global~0.offset)|=12, |~#global~0.base|=11, |~#global~0.offset|=0] [?] RET #19#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] CALL call #t~ret3 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [main_~pd~0.base=11, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] CALL call assign(~pd~0.base, 4 + ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [|#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=4, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=4, |~#global~0.base|=11, |~#global~0.offset|=0] [?] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset;~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset;call #t~mem0 := read~int(~pb.base, ~pb.offset, 4);call write~int(#t~mem0, ~pa.base, ~pa.offset, 4);havoc #t~mem0; VAL [assign_~pa.base=11, assign_~pa.offset=4, assign_~pb.base=11, assign_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=4, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=4, |~#global~0.base|=11, |~#global~0.offset|=0] [?] assume true; VAL [assign_~pa.base=11, assign_~pa.offset=4, assign_~pb.base=11, assign_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=4, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=4, |~#global~0.base|=11, |~#global~0.offset|=0] [?] RET #23#return; VAL [main_~pd~0.base=11, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] call #t~mem1 := read~int(~pd~0.base, ~pd~0.offset, 4);call #t~mem2 := read~int(~#global~0.base, 4 + ~#global~0.offset, 4); VAL [main_~pd~0.base=11, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~mem1|=0, |main_#t~mem2|=1, |~#global~0.base|=11, |~#global~0.offset|=0] [?] assume #t~mem1 != #t~mem2;havoc #t~mem2;havoc #t~mem1; VAL [main_~pd~0.base=11, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] assume !false; VAL [main_~pd~0.base=11, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] CALL call ULTIMATE.init(); VAL [#NULL.base=13, #NULL.offset=10, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=9, ~#global~0.offset=12] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L3-L5] call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8); [L3-L5] call write~init~int(0, ~#global~0.base, ~#global~0.offset, 4); [L3-L5] call write~init~int(1, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=11, ~#global~0.offset=0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=11, ~#global~0.offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [L14] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L16] CALL call assign(~pd~0.base, 4 + ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [L7-L10] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L7-L10] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L9] call #t~mem0 := read~int(~pb.base, ~pb.offset, 4); [L9] call write~int(#t~mem0, ~pa.base, ~pa.offset, 4); [L9] havoc #t~mem0; VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=4, ~pb.base=11, ~pb.offset=4] [L7-L10] ensures true; VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=4, ~pb.base=11, ~pb.offset=4] [L16] RET call assign(~pd~0.base, 4 + ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L18] call #t~mem1 := read~int(~pd~0.base, ~pd~0.offset, 4); [L18] call #t~mem2 := read~int(~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, #t~mem1=0, #t~mem2=1, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L18-L20] assume #t~mem1 != #t~mem2; [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L24] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=13, #NULL.offset=10, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=9, ~#global~0.offset=12] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L3-L5] call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8); [L3-L5] call write~init~int(0, ~#global~0.base, ~#global~0.offset, 4); [L3-L5] call write~init~int(1, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=11, ~#global~0.offset=0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=11, ~#global~0.offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [L14] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L16] CALL call assign(~pd~0.base, 4 + ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [L7-L10] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L7-L10] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L9] call #t~mem0 := read~int(~pb.base, ~pb.offset, 4); [L9] call write~int(#t~mem0, ~pa.base, ~pa.offset, 4); [L9] havoc #t~mem0; VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=4, ~pb.base=11, ~pb.offset=4] [L7-L10] ensures true; VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=4, ~pb.base=11, ~pb.offset=4] [L16] RET call assign(~pd~0.base, 4 + ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L18] call #t~mem1 := read~int(~pd~0.base, ~pd~0.offset, 4); [L18] call #t~mem2 := read~int(~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, #t~mem1=0, #t~mem2=1, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L18-L20] assume #t~mem1 != #t~mem2; [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L24] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=10, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=9, ~#global~0!offset=12] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3-L5] FCALL call ~#global~0 := #Ultimate.alloc(8); [L3-L5] FCALL call write~init~int(0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L3-L5] FCALL call write~init~int(1, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=11, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L14] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L16] CALL call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L7-L10] ~pa := #in~pa; [L7-L10] ~pb := #in~pb; [L9] FCALL call #t~mem0 := read~int(~pb, 4); [L9] FCALL call write~int(#t~mem0, ~pa, 4); [L9] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=4, ~pb!base=11, ~pb!offset=4] [L16] RET call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] FCALL call #t~mem1 := read~int({ base: ~pd~0!base, offset: ~pd~0!offset }, 4); [L18] FCALL call #t~mem2 := read~int({ base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem1=0, #t~mem2=1, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] COND TRUE #t~mem1 != #t~mem2 [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L24] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=10, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=9, ~#global~0!offset=12] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3-L5] FCALL call ~#global~0 := #Ultimate.alloc(8); [L3-L5] FCALL call write~init~int(0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L3-L5] FCALL call write~init~int(1, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=11, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L14] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L16] CALL call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L7-L10] ~pa := #in~pa; [L7-L10] ~pb := #in~pb; [L9] FCALL call #t~mem0 := read~int(~pb, 4); [L9] FCALL call write~int(#t~mem0, ~pa, 4); [L9] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=4, ~pb!base=11, ~pb!offset=4] [L16] RET call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] FCALL call #t~mem1 := read~int({ base: ~pd~0!base, offset: ~pd~0!offset }, 4); [L18] FCALL call #t~mem2 := read~int({ base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem1=0, #t~mem2=1, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] COND TRUE #t~mem1 != #t~mem2 [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L24] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=10, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=9, ~#global~0!offset=12] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3-L5] FCALL call ~#global~0 := #Ultimate.alloc(8); [L3-L5] FCALL call write~init~int(0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L3-L5] FCALL call write~init~int(1, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=11, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L14] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L16] CALL call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L7-L10] ~pa := #in~pa; [L7-L10] ~pb := #in~pb; [L9] FCALL call #t~mem0 := read~int(~pb, 4); [L9] FCALL call write~int(#t~mem0, ~pa, 4); [L9] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=4, ~pb!base=11, ~pb!offset=4] [L16] RET call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] FCALL call #t~mem1 := read~int({ base: ~pd~0!base, offset: ~pd~0!offset }, 4); [L18] FCALL call #t~mem2 := read~int({ base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem1=0, #t~mem2=1, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] COND TRUE #t~mem1 != #t~mem2 [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L24] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] ----- [2018-11-23 12:54:22,868 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 12 could not be translated for associated CType STRUCT~~dummy?a~INT?b~INT# [2018-11-23 12:54:22,869 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~dummy?a~INT?b~INT# ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=10, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=9, ~#global~0!offset=12] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3-L5] FCALL call ~#global~0 := #Ultimate.alloc(8); [L3-L5] FCALL call write~init~int(0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L3-L5] FCALL call write~init~int(1, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=11, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L14] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L16] CALL call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L7-L10] ~pa := #in~pa; [L7-L10] ~pb := #in~pb; [L9] FCALL call #t~mem0 := read~int(~pb, 4); [L9] FCALL call write~int(#t~mem0, ~pa, 4); [L9] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=4, ~pb!base=11, ~pb!offset=4] [L16] RET call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] FCALL call #t~mem1 := read~int({ base: ~pd~0!base, offset: ~pd~0!offset }, 4); [L18] FCALL call #t~mem2 := read~int({ base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem1=0, #t~mem2=1, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] COND TRUE #t~mem1 != #t~mem2 [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L24] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L3-L5] struct dummy { int a, b; } global = {0, 1}; VAL [\old(global)=null, \old(global)=null, global={11:0}] [L14] struct dummy *pd = &global; VAL [global={11:0}, pd={11:0}] [L16] CALL assign(&pd->b, &pd->b) VAL [global={11:0}, pa={11:4}, pb={11:4}] [L9] EXPR \read(*pb) [L9] *pa = *pb [L16] RET assign(&pd->b, &pd->b) VAL [global={11:0}, pd={11:0}] [L18] EXPR pd->a [L18] EXPR global.b VAL [global={11:0}, global.b=1, pd={11:0}, pd->a=0] [L18] COND TRUE pd->a != global.b [L24] __VERIFIER_error() VAL [global={11:0}, pd={11:0}] ----- [2018-11-23 12:54:22,881 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2018-11-23 12:54:22,881 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2018-11-23 12:54:22,881 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2018-11-23 12:54:22,881 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2018-11-23 12:54:22,881 WARN L170 areAnnotationChecker]: assignENTRY has no Hoare annotation [2018-11-23 12:54:22,882 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2018-11-23 12:54:22,882 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2018-11-23 12:54:22,882 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2018-11-23 12:54:22,882 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2018-11-23 12:54:22,882 WARN L170 areAnnotationChecker]: L16 has no Hoare annotation [2018-11-23 12:54:22,882 WARN L170 areAnnotationChecker]: assignFINAL has no Hoare annotation [2018-11-23 12:54:22,882 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2018-11-23 12:54:22,882 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2018-11-23 12:54:22,883 WARN L170 areAnnotationChecker]: L16-1 has no Hoare annotation [2018-11-23 12:54:22,883 WARN L170 areAnnotationChecker]: assignEXIT has no Hoare annotation [2018-11-23 12:54:22,883 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2018-11-23 12:54:22,883 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2018-11-23 12:54:22,883 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2018-11-23 12:54:22,883 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2018-11-23 12:54:22,883 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2018-11-23 12:54:22,884 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2018-11-23 12:54:22,884 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2018-11-23 12:54:22,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:54:22 BoogieIcfgContainer [2018-11-23 12:54:22,887 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 12:54:22,888 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:54:22,888 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:54:22,888 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:54:22,889 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:22" (3/4) ... [2018-11-23 12:54:22,892 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=13, |#NULL.offset|=10, |old(#NULL.base)|=13, |old(#NULL.offset)|=10, |old(~#global~0.base)|=9, |old(~#global~0.offset)|=12, |~#global~0.base|=9, |~#global~0.offset|=12] [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8);call write~init~int(0, ~#global~0.base, ~#global~0.offset, 4);call write~init~int(1, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=13, |old(#NULL.offset)|=10, |old(~#global~0.base)|=9, |old(~#global~0.offset)|=12, |~#global~0.base|=11, |~#global~0.offset|=0] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=13, |old(#NULL.offset)|=10, |old(~#global~0.base)|=9, |old(~#global~0.offset)|=12, |~#global~0.base|=11, |~#global~0.offset|=0] [?] RET #19#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] CALL call #t~ret3 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [main_~pd~0.base=11, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] CALL call assign(~pd~0.base, 4 + ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [|#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=4, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=4, |~#global~0.base|=11, |~#global~0.offset|=0] [?] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset;~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset;call #t~mem0 := read~int(~pb.base, ~pb.offset, 4);call write~int(#t~mem0, ~pa.base, ~pa.offset, 4);havoc #t~mem0; VAL [assign_~pa.base=11, assign_~pa.offset=4, assign_~pb.base=11, assign_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=4, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=4, |~#global~0.base|=11, |~#global~0.offset|=0] [?] assume true; VAL [assign_~pa.base=11, assign_~pa.offset=4, assign_~pb.base=11, assign_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=4, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=4, |~#global~0.base|=11, |~#global~0.offset|=0] [?] RET #23#return; VAL [main_~pd~0.base=11, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] call #t~mem1 := read~int(~pd~0.base, ~pd~0.offset, 4);call #t~mem2 := read~int(~#global~0.base, 4 + ~#global~0.offset, 4); VAL [main_~pd~0.base=11, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~mem1|=0, |main_#t~mem2|=1, |~#global~0.base|=11, |~#global~0.offset|=0] [?] assume #t~mem1 != #t~mem2;havoc #t~mem2;havoc #t~mem1; VAL [main_~pd~0.base=11, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] assume !false; VAL [main_~pd~0.base=11, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#global~0.base|=11, |~#global~0.offset|=0] [?] CALL call ULTIMATE.init(); VAL [#NULL.base=13, #NULL.offset=10, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=9, ~#global~0.offset=12] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L3-L5] call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8); [L3-L5] call write~init~int(0, ~#global~0.base, ~#global~0.offset, 4); [L3-L5] call write~init~int(1, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=11, ~#global~0.offset=0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=11, ~#global~0.offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [L14] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L16] CALL call assign(~pd~0.base, 4 + ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [L7-L10] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L7-L10] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L9] call #t~mem0 := read~int(~pb.base, ~pb.offset, 4); [L9] call write~int(#t~mem0, ~pa.base, ~pa.offset, 4); [L9] havoc #t~mem0; VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=4, ~pb.base=11, ~pb.offset=4] [L7-L10] ensures true; VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=4, ~pb.base=11, ~pb.offset=4] [L16] RET call assign(~pd~0.base, 4 + ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L18] call #t~mem1 := read~int(~pd~0.base, ~pd~0.offset, 4); [L18] call #t~mem2 := read~int(~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, #t~mem1=0, #t~mem2=1, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L18-L20] assume #t~mem1 != #t~mem2; [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L24] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=13, #NULL.offset=10, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=9, ~#global~0.offset=12] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L3-L5] call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8); [L3-L5] call write~init~int(0, ~#global~0.base, ~#global~0.offset, 4); [L3-L5] call write~init~int(1, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=11, ~#global~0.offset=0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=10, old(~#global~0.base)=9, old(~#global~0.offset)=12, ~#global~0.base=11, ~#global~0.offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [L14] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L16] CALL call assign(~pd~0.base, 4 + ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0] [L7-L10] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L7-L10] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L9] call #t~mem0 := read~int(~pb.base, ~pb.offset, 4); [L9] call write~int(#t~mem0, ~pa.base, ~pa.offset, 4); [L9] havoc #t~mem0; VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=4, ~pb.base=11, ~pb.offset=4] [L7-L10] ensures true; VAL [#in~pa.base=11, #in~pa.offset=4, #in~pb.base=11, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=4, ~pb.base=11, ~pb.offset=4] [L16] RET call assign(~pd~0.base, 4 + ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L18] call #t~mem1 := read~int(~pd~0.base, ~pd~0.offset, 4); [L18] call #t~mem2 := read~int(~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, #t~mem1=0, #t~mem2=1, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L18-L20] assume #t~mem1 != #t~mem2; [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [L24] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#global~0.base=11, ~#global~0.offset=0, ~pd~0.base=11, ~pd~0.offset=0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=10, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=9, ~#global~0!offset=12] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3-L5] FCALL call ~#global~0 := #Ultimate.alloc(8); [L3-L5] FCALL call write~init~int(0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L3-L5] FCALL call write~init~int(1, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=11, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L14] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L16] CALL call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L7-L10] ~pa := #in~pa; [L7-L10] ~pb := #in~pb; [L9] FCALL call #t~mem0 := read~int(~pb, 4); [L9] FCALL call write~int(#t~mem0, ~pa, 4); [L9] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=4, ~pb!base=11, ~pb!offset=4] [L16] RET call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] FCALL call #t~mem1 := read~int({ base: ~pd~0!base, offset: ~pd~0!offset }, 4); [L18] FCALL call #t~mem2 := read~int({ base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem1=0, #t~mem2=1, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] COND TRUE #t~mem1 != #t~mem2 [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L24] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=10, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=9, ~#global~0!offset=12] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3-L5] FCALL call ~#global~0 := #Ultimate.alloc(8); [L3-L5] FCALL call write~init~int(0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L3-L5] FCALL call write~init~int(1, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=11, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L14] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L16] CALL call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L7-L10] ~pa := #in~pa; [L7-L10] ~pb := #in~pb; [L9] FCALL call #t~mem0 := read~int(~pb, 4); [L9] FCALL call write~int(#t~mem0, ~pa, 4); [L9] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=4, ~pb!base=11, ~pb!offset=4] [L16] RET call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] FCALL call #t~mem1 := read~int({ base: ~pd~0!base, offset: ~pd~0!offset }, 4); [L18] FCALL call #t~mem2 := read~int({ base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem1=0, #t~mem2=1, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] COND TRUE #t~mem1 != #t~mem2 [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L24] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=10, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=9, ~#global~0!offset=12] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3-L5] FCALL call ~#global~0 := #Ultimate.alloc(8); [L3-L5] FCALL call write~init~int(0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L3-L5] FCALL call write~init~int(1, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=11, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L14] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L16] CALL call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L7-L10] ~pa := #in~pa; [L7-L10] ~pb := #in~pb; [L9] FCALL call #t~mem0 := read~int(~pb, 4); [L9] FCALL call write~int(#t~mem0, ~pa, 4); [L9] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=4, ~pb!base=11, ~pb!offset=4] [L16] RET call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] FCALL call #t~mem1 := read~int({ base: ~pd~0!base, offset: ~pd~0!offset }, 4); [L18] FCALL call #t~mem2 := read~int({ base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem1=0, #t~mem2=1, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] COND TRUE #t~mem1 != #t~mem2 [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L24] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] ----- [2018-11-23 12:54:22,907 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~dummy?a~INT?b~INT# [2018-11-23 12:54:22,907 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 12 could not be translated for associated CType STRUCT~~dummy?a~INT?b~INT# ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=10, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=9, ~#global~0!offset=12] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3-L5] FCALL call ~#global~0 := #Ultimate.alloc(8); [L3-L5] FCALL call write~init~int(0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L3-L5] FCALL call write~init~int(1, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=10, old(~#global~0!base)=9, old(~#global~0!offset)=12, ~#global~0!base=11, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [?] CALL call #t~ret3 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L14] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L16] CALL call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0] [L7-L10] ~pa := #in~pa; [L7-L10] ~pb := #in~pb; [L9] FCALL call #t~mem0 := read~int(~pb, 4); [L9] FCALL call write~int(#t~mem0, ~pa, 4); [L9] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=4, #in~pb!base=11, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=4, ~pb!base=11, ~pb!offset=4] [L16] RET call assign({ base: ~pd~0!base, offset: 4 + ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] FCALL call #t~mem1 := read~int({ base: ~pd~0!base, offset: ~pd~0!offset }, 4); [L18] FCALL call #t~mem2 := read~int({ base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem1=0, #t~mem2=1, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L18] COND TRUE #t~mem1 != #t~mem2 [L18] havoc #t~mem2; [L18] havoc #t~mem1; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L24] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#global~0!base=11, ~#global~0!offset=0, ~pd~0!base=11, ~pd~0!offset=0] [L3-L5] struct dummy { int a, b; } global = {0, 1}; VAL [\old(global)=null, \old(global)=null, global={11:0}] [L14] struct dummy *pd = &global; VAL [global={11:0}, pd={11:0}] [L16] CALL assign(&pd->b, &pd->b) VAL [global={11:0}, pa={11:4}, pb={11:4}] [L9] EXPR \read(*pb) [L9] *pa = *pb [L16] RET assign(&pd->b, &pd->b) VAL [global={11:0}, pd={11:0}] [L18] EXPR pd->a [L18] EXPR global.b VAL [global={11:0}, global.b=1, pd={11:0}, pd->a=0] [L18] COND TRUE pd->a != global.b [L24] __VERIFIER_error() VAL [global={11:0}, pd={11:0}] ----- [2018-11-23 12:54:22,953 INFO L145 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/ldv-regression/test26_false-unreach-call_true-termination.c-witness.graphml [2018-11-23 12:54:22,954 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:54:22,955 INFO L168 Benchmark]: Toolchain (without parser) took 1550.12 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 675.3 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -678.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 12:54:22,957 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 12:54:22,957 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-23 12:54:22,958 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.95 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 12:54:22,958 INFO L168 Benchmark]: Boogie Preprocessor took 39.06 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 12:54:22,959 INFO L168 Benchmark]: RCFGBuilder took 616.73 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 675.3 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -716.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2018-11-23 12:54:22,960 INFO L168 Benchmark]: TraceAbstraction took 409.25 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2018-11-23 12:54:22,961 INFO L168 Benchmark]: Witness Printer took 65.89 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 12:54:22,965 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 382.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 31.95 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.06 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 616.73 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 675.3 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -716.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 409.25 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * Witness Printer took 65.89 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 12 could not be translated for associated CType STRUCT~~dummy?a~INT?b~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~dummy?a~INT?b~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~dummy?a~INT?b~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 12 could not be translated for associated CType STRUCT~~dummy?a~INT?b~INT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 24]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L3-L5] struct dummy { int a, b; } global = {0, 1}; VAL [\old(global)=null, \old(global)=null, global={11:0}] [L14] struct dummy *pd = &global; VAL [global={11:0}, pd={11:0}] [L16] CALL assign(&pd->b, &pd->b) VAL [global={11:0}, pa={11:4}, pb={11:4}] [L9] EXPR \read(*pb) [L9] *pa = *pb [L16] RET assign(&pd->b, &pd->b) VAL [global={11:0}, pd={11:0}] [L18] EXPR pd->a [L18] EXPR global.b VAL [global={11:0}, global.b=1, pd={11:0}, pd->a=0] [L18] COND TRUE pd->a != global.b [L24] __VERIFIER_error() VAL [global={11:0}, pd={11:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 18 locations, 1 error locations. UNSAFE Result, 0.3s 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=18occurred 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, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 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, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...