java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf -i ../../../trunk/examples/svcomp/memsafety-ext/tree_parent_ptr_true-valid-memsafety_false-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-a74eeac-m [2018-02-02 21:14:37,717 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-02 21:14:37,719 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-02 21:14:37,730 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-02 21:14:37,731 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-02 21:14:37,731 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-02 21:14:37,732 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-02 21:14:37,734 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-02 21:14:37,735 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-02 21:14:37,736 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-02 21:14:37,737 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-02 21:14:37,737 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-02 21:14:37,738 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-02 21:14:37,739 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-02 21:14:37,739 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-02 21:14:37,741 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-02 21:14:37,743 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-02 21:14:37,744 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-02 21:14:37,745 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-02 21:14:37,746 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-02 21:14:37,748 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-02 21:14:37,748 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-02 21:14:37,748 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-02 21:14:37,749 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-02 21:14:37,750 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-02 21:14:37,751 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-02 21:14:37,751 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-02 21:14:37,752 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-02 21:14:37,752 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-02 21:14:37,752 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-02 21:14:37,752 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-02 21:14:37,753 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-02-02 21:14:37,762 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-02 21:14:37,762 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-02 21:14:37,763 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-02 21:14:37,763 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-02 21:14:37,763 INFO L133 SettingsManager]: * Use SBE=true [2018-02-02 21:14:37,764 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-02 21:14:37,764 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-02 21:14:37,764 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-02 21:14:37,764 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-02 21:14:37,764 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-02 21:14:37,764 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-02 21:14:37,764 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-02 21:14:37,764 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-02 21:14:37,764 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-02 21:14:37,764 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-02 21:14:37,765 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-02 21:14:37,765 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-02 21:14:37,765 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-02 21:14:37,765 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-02 21:14:37,765 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-02 21:14:37,765 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-02 21:14:37,765 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-02 21:14:37,765 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-02-02 21:14:37,765 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-02-02 21:14:37,766 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-02 21:14:37,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-02 21:14:37,799 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-02 21:14:37,801 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-02 21:14:37,802 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-02 21:14:37,803 INFO L276 PluginConnector]: CDTParser initialized [2018-02-02 21:14:37,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext/tree_parent_ptr_true-valid-memsafety_false-termination.i [2018-02-02 21:14:37,949 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-02 21:14:37,950 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-02 21:14:37,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-02 21:14:37,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-02 21:14:37,956 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-02 21:14:37,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:14:37" (1/1) ... [2018-02-02 21:14:37,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d0b66d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:14:37, skipping insertion in model container [2018-02-02 21:14:37,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:14:37" (1/1) ... [2018-02-02 21:14:37,970 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 21:14:37,996 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 21:14:38,081 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 21:14:38,096 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 21:14:38,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:14:38 WrapperNode [2018-02-02 21:14:38,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-02 21:14:38,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-02 21:14:38,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-02 21:14:38,103 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-02 21:14:38,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:14:38" (1/1) ... [2018-02-02 21:14:38,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:14:38" (1/1) ... [2018-02-02 21:14:38,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:14:38" (1/1) ... [2018-02-02 21:14:38,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:14:38" (1/1) ... [2018-02-02 21:14:38,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:14:38" (1/1) ... [2018-02-02 21:14:38,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:14:38" (1/1) ... [2018-02-02 21:14:38,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:14:38" (1/1) ... [2018-02-02 21:14:38,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-02 21:14:38,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-02 21:14:38,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-02 21:14:38,133 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-02 21:14:38,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:14:38" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-02 21:14:38,168 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-02 21:14:38,168 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-02 21:14:38,168 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-02 21:14:38,168 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-02 21:14:38,168 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-02 21:14:38,169 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-02 21:14:38,169 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-02 21:14:38,169 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-02 21:14:38,169 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-02 21:14:38,169 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-02-02 21:14:38,169 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-02 21:14:38,169 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-02 21:14:38,169 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-02 21:14:38,169 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-02 21:14:38,560 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-02 21:14:38,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:14:38 BoogieIcfgContainer [2018-02-02 21:14:38,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-02 21:14:38,562 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-02 21:14:38,562 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-02 21:14:38,564 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-02 21:14:38,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.02 09:14:37" (1/3) ... [2018-02-02 21:14:38,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a128774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 09:14:38, skipping insertion in model container [2018-02-02 21:14:38,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:14:38" (2/3) ... [2018-02-02 21:14:38,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a128774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 09:14:38, skipping insertion in model container [2018-02-02 21:14:38,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:14:38" (3/3) ... [2018-02-02 21:14:38,567 INFO L107 eAbstractionObserver]: Analyzing ICFG tree_parent_ptr_true-valid-memsafety_false-termination.i [2018-02-02 21:14:38,574 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-02 21:14:38,581 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 75 error locations. [2018-02-02 21:14:38,614 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-02 21:14:38,614 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-02 21:14:38,614 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-02-02 21:14:38,614 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-02 21:14:38,614 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-02 21:14:38,614 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-02 21:14:38,615 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-02 21:14:38,615 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-02 21:14:38,615 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-02 21:14:38,629 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states. [2018-02-02 21:14:38,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-02-02 21:14:38,638 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 21:14:38,638 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 21:14:38,639 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr69RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr66RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr71RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr65RequiresViolation, mainErr70RequiresViolation, mainErr17RequiresViolation, mainErr74EnsuresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr63RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr64RequiresViolation, mainErr48RequiresViolation, mainErr72RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr68RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr67RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr73RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-02-02 21:14:38,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1759036932, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-02 21:14:38,676 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 5 column 60: invalid declaration, builtin symbol array-ext at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:222) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.declareFun(Scriptor.java:118) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.declareFun(DiffWrapperScript.java:168) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SolverBuilder.buildAndInitializeSolver(SolverBuilder.java:421) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementStrategyFactory.setupManagedScriptFromPreferences(RefinementStrategyFactory.java:194) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementStrategyFactory.createStrategy(RefinementStrategyFactory.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:381) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:316) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:147) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-02-02 21:14:38,679 INFO L168 Benchmark]: Toolchain (without parser) took 729.55 ms. Allocated memory is still 404.2 MB. Free memory was 361.1 MB in the beginning and 297.2 MB in the end (delta: 64.0 MB). Peak memory consumption was 64.0 MB. Max. memory is 5.3 GB. [2018-02-02 21:14:38,680 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 404.2 MB. Free memory is still 367.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-02 21:14:38,681 INFO L168 Benchmark]: CACSL2BoogieTranslator took 152.15 ms. Allocated memory is still 404.2 MB. Free memory was 361.1 MB in the beginning and 350.5 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. [2018-02-02 21:14:38,681 INFO L168 Benchmark]: Boogie Preprocessor took 29.48 ms. Allocated memory is still 404.2 MB. Free memory was 350.5 MB in the beginning and 347.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB. [2018-02-02 21:14:38,682 INFO L168 Benchmark]: RCFGBuilder took 428.44 ms. Allocated memory is still 404.2 MB. Free memory was 347.9 MB in the beginning and 305.9 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.0 MB. Max. memory is 5.3 GB. [2018-02-02 21:14:38,682 INFO L168 Benchmark]: TraceAbstraction took 116.84 ms. Allocated memory is still 404.2 MB. Free memory was 305.9 MB in the beginning and 297.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 5.3 GB. [2018-02-02 21:14:38,684 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 404.2 MB. Free memory is still 367.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 152.15 ms. Allocated memory is still 404.2 MB. Free memory was 361.1 MB in the beginning and 350.5 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 29.48 ms. Allocated memory is still 404.2 MB. Free memory was 350.5 MB in the beginning and 347.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB. * RCFGBuilder took 428.44 ms. Allocated memory is still 404.2 MB. Free memory was 347.9 MB in the beginning and 305.9 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 116.84 ms. Allocated memory is still 404.2 MB. Free memory was 305.9 MB in the beginning and 297.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 5 column 60: invalid declaration, builtin symbol array-ext de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 5 column 60: invalid declaration, builtin symbol array-ext: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/tree_parent_ptr_true-valid-memsafety_false-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-02_21-14-38-692.csv Received shutdown request...