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/heap-manipulation/dancing_true-unreach-call_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-a74eeac-m [2018-02-02 21:17:05,826 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-02 21:17:05,827 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-02 21:17:05,839 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-02 21:17:05,839 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-02 21:17:05,840 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-02 21:17:05,841 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-02 21:17:05,842 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-02 21:17:05,843 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-02 21:17:05,843 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-02 21:17:05,844 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-02 21:17:05,844 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-02 21:17:05,845 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-02 21:17:05,846 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-02 21:17:05,847 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-02 21:17:05,848 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-02 21:17:05,850 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-02 21:17:05,851 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-02 21:17:05,852 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-02 21:17:05,853 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-02 21:17:05,855 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-02 21:17:05,855 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-02 21:17:05,855 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-02 21:17:05,856 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-02 21:17:05,857 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-02 21:17:05,858 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-02 21:17:05,858 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-02 21:17:05,859 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-02 21:17:05,859 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-02 21:17:05,859 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-02 21:17:05,859 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-02 21:17:05,860 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 21:17:05,869 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-02 21:17:05,869 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-02 21:17:05,870 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-02 21:17:05,871 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-02 21:17:05,871 INFO L133 SettingsManager]: * Use SBE=true [2018-02-02 21:17:05,871 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-02 21:17:05,871 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-02 21:17:05,871 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-02 21:17:05,871 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-02 21:17:05,872 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-02 21:17:05,872 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-02 21:17:05,872 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-02 21:17:05,872 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-02 21:17:05,872 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-02 21:17:05,872 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-02 21:17:05,872 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-02 21:17:05,873 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-02 21:17:05,873 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-02 21:17:05,873 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-02 21:17:05,873 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-02 21:17:05,873 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-02 21:17:05,873 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-02 21:17:05,874 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-02-02 21:17:05,874 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-02-02 21:17:05,874 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-02 21:17:05,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-02 21:17:05,917 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-02 21:17:05,920 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-02 21:17:05,921 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-02 21:17:05,922 INFO L276 PluginConnector]: CDTParser initialized [2018-02-02 21:17:05,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/dancing_true-unreach-call_false-valid-memtrack.i [2018-02-02 21:17:06,038 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-02 21:17:06,039 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-02 21:17:06,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-02 21:17:06,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-02 21:17:06,044 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-02 21:17:06,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:17:06" (1/1) ... [2018-02-02 21:17:06,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390c4df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:06, skipping insertion in model container [2018-02-02 21:17:06,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:17:06" (1/1) ... [2018-02-02 21:17:06,061 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 21:17:06,090 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 21:17:06,180 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 21:17:06,194 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 21:17:06,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:06 WrapperNode [2018-02-02 21:17:06,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-02 21:17:06,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-02 21:17:06,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-02 21:17:06,199 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-02 21:17:06,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:06" (1/1) ... [2018-02-02 21:17:06,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:06" (1/1) ... [2018-02-02 21:17:06,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:06" (1/1) ... [2018-02-02 21:17:06,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:06" (1/1) ... [2018-02-02 21:17:06,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:06" (1/1) ... [2018-02-02 21:17:06,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:06" (1/1) ... [2018-02-02 21:17:06,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:06" (1/1) ... [2018-02-02 21:17:06,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-02 21:17:06,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-02 21:17:06,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-02 21:17:06,234 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-02 21:17:06,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:06" (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 21:17:06,278 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-02 21:17:06,279 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-02 21:17:06,279 INFO L136 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-02-02 21:17:06,279 INFO L136 BoogieDeclarations]: Found implementation of procedure remove [2018-02-02 21:17:06,279 INFO L136 BoogieDeclarations]: Found implementation of procedure re_insert [2018-02-02 21:17:06,279 INFO L136 BoogieDeclarations]: Found implementation of procedure is_list_containing_x [2018-02-02 21:17:06,279 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-02 21:17:06,279 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-02 21:17:06,279 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-02 21:17:06,279 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-02 21:17:06,279 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-02 21:17:06,279 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-02 21:17:06,279 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-02-02 21:17:06,280 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-02-02 21:17:06,280 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-02-02 21:17:06,280 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-02-02 21:17:06,280 INFO L128 BoogieDeclarations]: Found specification of procedure remove [2018-02-02 21:17:06,280 INFO L128 BoogieDeclarations]: Found specification of procedure re_insert [2018-02-02 21:17:06,280 INFO L128 BoogieDeclarations]: Found specification of procedure is_list_containing_x [2018-02-02 21:17:06,280 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-02 21:17:06,280 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-02 21:17:06,280 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-02 21:17:06,610 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-02 21:17:06,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:17:06 BoogieIcfgContainer [2018-02-02 21:17:06,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-02 21:17:06,612 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-02 21:17:06,612 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-02 21:17:06,614 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-02 21:17:06,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.02 09:17:06" (1/3) ... [2018-02-02 21:17:06,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2f9d27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 09:17:06, skipping insertion in model container [2018-02-02 21:17:06,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:17:06" (2/3) ... [2018-02-02 21:17:06,616 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2f9d27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 09:17:06, skipping insertion in model container [2018-02-02 21:17:06,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:17:06" (3/3) ... [2018-02-02 21:17:06,618 INFO L107 eAbstractionObserver]: Analyzing ICFG dancing_true-unreach-call_false-valid-memtrack.i [2018-02-02 21:17:06,623 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-02 21:17:06,631 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 43 error locations. [2018-02-02 21:17:06,654 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-02 21:17:06,654 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-02 21:17:06,654 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-02-02 21:17:06,655 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-02 21:17:06,655 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-02 21:17:06,655 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-02 21:17:06,655 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-02 21:17:06,655 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-02 21:17:06,655 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-02 21:17:06,665 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states. [2018-02-02 21:17:06,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-02-02 21:17:06,672 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 21:17:06,673 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-02-02 21:17:06,673 INFO L371 AbstractCegarLoop]: === Iteration 1 === [re_insertErr7RequiresViolation, re_insertErr5RequiresViolation, re_insertErr2RequiresViolation, re_insertErr3RequiresViolation, re_insertErr9RequiresViolation, re_insertErr6RequiresViolation, re_insertErr8RequiresViolation, re_insertErr4RequiresViolation, re_insertErr11RequiresViolation, re_insertErr0RequiresViolation, re_insertErr1RequiresViolation, re_insertErr10RequiresViolation, mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolation, is_list_containing_xErr1RequiresViolation, is_list_containing_xErr0RequiresViolation, is_list_containing_xErr2RequiresViolation, is_list_containing_xErr3RequiresViolation, removeErr9RequiresViolation, removeErr13RequiresViolation, removeErr0RequiresViolation, removeErr4RequiresViolation, removeErr5RequiresViolation, removeErr12RequiresViolation, removeErr10RequiresViolation, removeErr6RequiresViolation, removeErr14RequiresViolation, removeErr3RequiresViolation, removeErr1RequiresViolation, removeErr8RequiresViolation, removeErr11RequiresViolation, removeErr7RequiresViolation, removeErr15RequiresViolation, removeErr2RequiresViolation]=== [2018-02-02 21:17:06,676 INFO L82 PathProgramCache]: Analyzing trace with hash 436525791, 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 21:17:06,698 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 21:17:06,701 INFO L168 Benchmark]: Toolchain (without parser) took 662.41 ms. Allocated memory is still 399.5 MB. Free memory was 356.0 MB in the beginning and 299.9 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 5.3 GB. [2018-02-02 21:17:06,702 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 399.5 MB. Free memory is still 362.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-02 21:17:06,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 158.72 ms. Allocated memory is still 399.5 MB. Free memory was 356.0 MB in the beginning and 345.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. [2018-02-02 21:17:06,703 INFO L168 Benchmark]: Boogie Preprocessor took 33.96 ms. Allocated memory is still 399.5 MB. Free memory was 345.4 MB in the beginning and 342.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB. [2018-02-02 21:17:06,703 INFO L168 Benchmark]: RCFGBuilder took 377.71 ms. Allocated memory is still 399.5 MB. Free memory was 342.7 MB in the beginning and 309.3 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 5.3 GB. [2018-02-02 21:17:06,703 INFO L168 Benchmark]: TraceAbstraction took 88.80 ms. Allocated memory is still 399.5 MB. Free memory was 309.3 MB in the beginning and 299.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 5.3 GB. [2018-02-02 21:17:06,705 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 399.5 MB. Free memory is still 362.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 158.72 ms. Allocated memory is still 399.5 MB. Free memory was 356.0 MB in the beginning and 345.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 33.96 ms. Allocated memory is still 399.5 MB. Free memory was 345.4 MB in the beginning and 342.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 5.3 GB. * RCFGBuilder took 377.71 ms. Allocated memory is still 399.5 MB. Free memory was 342.7 MB in the beginning and 309.3 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 5.3 GB. * TraceAbstraction took 88.80 ms. Allocated memory is still 399.5 MB. Free memory was 309.3 MB in the beginning and 299.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 5 column 60: invalid declaration, builtin symbol array-ext de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 5 column 60: invalid declaration, builtin symbol array-ext: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$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/dancing_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-02_21-17-06-711.csv Received shutdown request...