java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test30-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:37:00,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:37:00,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:37:00,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 01:37:00,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 01:37:00,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 01:37:00,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 01:37:00,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 01:37:00,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 01:37:00,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 01:37:00,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 01:37:00,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 01:37:00,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:37:00,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:37:00,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:37:00,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:37:00,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:37:00,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:37:00,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:37:00,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:37:00,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:37:00,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:37:00,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:37:00,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:37:00,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-08 01:37:00,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:37:00,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:37:00,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:37:00,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:37:00,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:37:00,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:37:00,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:37:00,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:37:00,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:37:00,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:37:00,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:37:00,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 01:37:00,491 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:37:00,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:37:00,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:37:00,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:37:00,495 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:37:00,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:37:00,496 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:37:00,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:37:00,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:37:00,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:37:00,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:37:00,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:37:00,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:37:00,497 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:37:00,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:37:00,499 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:37:00,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:37:00,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:37:00,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:37:00,499 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:37:00,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:37:00,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:37:00,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:37:00,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:37:00,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:37:00,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:37:00,501 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:37:00,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:37:00,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:37:00,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:37:00,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:37:00,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:37:00,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:37:00,547 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:37:00,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test30-2.c [2019-09-08 01:37:00,621 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/014e800e5/7e78112304a64558a607e7232f22724e/FLAGde4c6d0fa [2019-09-08 01:37:01,052 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:37:01,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test30-2.c [2019-09-08 01:37:01,059 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/014e800e5/7e78112304a64558a607e7232f22724e/FLAGde4c6d0fa [2019-09-08 01:37:01,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/014e800e5/7e78112304a64558a607e7232f22724e [2019-09-08 01:37:01,430 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:37:01,432 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:37:01,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:37:01,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:37:01,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:37:01,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:37:01" (1/1) ... [2019-09-08 01:37:01,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0a4805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:37:01, skipping insertion in model container [2019-09-08 01:37:01,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:37:01" (1/1) ... [2019-09-08 01:37:01,449 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:37:01,464 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:37:01,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:37:01,701 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:37:01,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:37:01,737 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:37:01,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:37:01 WrapperNode [2019-09-08 01:37:01,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:37:01,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:37:01,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:37:01,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:37:01,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:37:01" (1/1) ... [2019-09-08 01:37:01,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:37:01" (1/1) ... [2019-09-08 01:37:01,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:37:01" (1/1) ... [2019-09-08 01:37:01,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:37:01" (1/1) ... [2019-09-08 01:37:01,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:37:01" (1/1) ... [2019-09-08 01:37:01,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:37:01" (1/1) ... [2019-09-08 01:37:01,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:37:01" (1/1) ... [2019-09-08 01:37:01,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:37:01,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:37:01,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:37:01,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:37:01,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:37:01" (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 [2019-09-08 01:37:01,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:37:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:37:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure assign [2019-09-08 01:37:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure assign2 [2019-09-08 01:37:01,922 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:37:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:37:01,922 INFO L130 BoogieDeclarations]: Found specification of procedure assign [2019-09-08 01:37:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 01:37:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 01:37:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure assign2 [2019-09-08 01:37:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 01:37:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:37:01,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:37:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 01:37:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 01:37:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 01:37:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:37:01,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 01:37:01,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 01:37:02,192 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:37:02,192 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 01:37:02,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:37:02 BoogieIcfgContainer [2019-09-08 01:37:02,194 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:37:02,195 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:37:02,195 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:37:02,198 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:37:02,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:37:01" (1/3) ... [2019-09-08 01:37:02,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7269fc9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:37:02, skipping insertion in model container [2019-09-08 01:37:02,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:37:01" (2/3) ... [2019-09-08 01:37:02,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7269fc9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:37:02, skipping insertion in model container [2019-09-08 01:37:02,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:37:02" (3/3) ... [2019-09-08 01:37:02,202 INFO L109 eAbstractionObserver]: Analyzing ICFG test30-2.c [2019-09-08 01:37:02,212 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:37:02,225 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:37:02,247 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:37:02,277 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:37:02,278 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:37:02,278 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:37:02,278 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:37:02,278 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:37:02,279 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:37:02,279 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:37:02,279 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:37:02,279 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:37:02,295 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2019-09-08 01:37:02,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-09-08 01:37:02,302 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:37:02,303 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 01:37:02,305 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:37:02,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:37:02,311 INFO L82 PathProgramCache]: Analyzing trace with hash -457594768, now seen corresponding path program 1 times [2019-09-08 01:37:02,312 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:37:02,313 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:37:02,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:37:02,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:37:02,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:37:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:37:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:37:02,567 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:37:02,593 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# [2019-09-08 01:37:02,595 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# [2019-09-08 01:37:02,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:37:02 BoogieIcfgContainer [2019-09-08 01:37:02,608 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:37:02,611 INFO L168 Benchmark]: Toolchain (without parser) took 1177.88 ms. Allocated memory was 130.0 MB in the beginning and 197.1 MB in the end (delta: 67.1 MB). Free memory was 86.0 MB in the beginning and 140.0 MB in the end (delta: -54.0 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-09-08 01:37:02,612 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 130.0 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 01:37:02,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.53 ms. Allocated memory is still 130.0 MB. Free memory was 85.8 MB in the beginning and 75.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-09-08 01:37:02,615 INFO L168 Benchmark]: Boogie Preprocessor took 121.55 ms. Allocated memory was 130.0 MB in the beginning and 197.1 MB in the end (delta: 67.1 MB). Free memory was 75.9 MB in the beginning and 173.3 MB in the end (delta: -97.4 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-09-08 01:37:02,616 INFO L168 Benchmark]: RCFGBuilder took 333.46 ms. Allocated memory is still 197.1 MB. Free memory was 173.3 MB in the beginning and 157.4 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-09-08 01:37:02,618 INFO L168 Benchmark]: TraceAbstraction took 413.55 ms. Allocated memory is still 197.1 MB. Free memory was 157.4 MB in the beginning and 140.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 7.1 GB. [2019-09-08 01:37:02,624 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 130.0 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 304.53 ms. Allocated memory is still 130.0 MB. Free memory was 85.8 MB in the beginning and 75.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.55 ms. Allocated memory was 130.0 MB in the beginning and 197.1 MB in the end (delta: 67.1 MB). Free memory was 75.9 MB in the beginning and 173.3 MB in the end (delta: -97.4 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 333.46 ms. Allocated memory is still 197.1 MB. Free memory was 173.3 MB in the beginning and 157.4 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 413.55 ms. Allocated memory is still 197.1 MB. Free memory was 157.4 MB in the beginning and 140.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 14 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: 31]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L3] int a = 1, b; [L5-L7] struct dummy { int *a, *b; } global = {&a, &b}; VAL [\old(a)=9, \old(a)=13, \old(b)=12, \old(b)=18, \old(global)=null, \old(global)=null, a={-1:0}, b={2:0}, global={-2:0}] [L21] struct dummy *pd = &global; VAL [a={-1:0}, b={2:0}, global={-2:0}, pd={-2:0}] [L23] CALL assign2(&pd->a, &pd->b) VAL [a={-1:0}, b={2:0}, global={-2:0}, pa={-2:0}, pb={-2:4}] [L16] EXPR \read(**pb) [L16] EXPR \read(**pb) VAL [\read(**pb)={2:0}, \read(**pb)={2:0}, a={-1:0}, b={2:0}, global={-2:0}, pa={-2:0}, pa={-2:0}, pb={-2:4}, pb={-2:4}] [L16] CALL assign(*pb, *pb) VAL [a={-1:0}, b={2:0}, global={-2:0}, pa={2:0}, pb={2:0}] [L11] EXPR \read(*pb) [L11] *pa = *pb [L16] RET assign(*pb, *pb) VAL [\read(**pb)={2:0}, \read(**pb)={2:0}, a={-1:0}, b={2:0}, global={-2:0}, pa={-2:0}, pa={-2:0}, pb={-2:4}, pb={-2:4}] [L23] RET assign2(&pd->a, &pd->b) VAL [a={-1:0}, b={2:0}, global={-2:0}, pd={-2:0}] [L25] EXPR \read(a) [L25] EXPR \read(b) VAL [\read(a)=1, \read(b)=0, a={-1:0}, b={2:0}, global={-2:0}, pd={-2:0}] [L25] COND TRUE a != b [L31] __VERIFIER_error() VAL [a={-1:0}, b={2:0}, global={-2:0}, pd={-2:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 23 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=23occurred 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, 18 NumberOfCodeBlocks, 18 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...