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/C-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/termination-crafted/NestedRecursion_1b_true-no-overflow_true-termination_true-valid-memsafety.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-078a9b7 [2018-11-22 00:39:29,569 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 00:39:29,571 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 00:39:29,585 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 00:39:29,585 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 00:39:29,586 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 00:39:29,587 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 00:39:29,589 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 00:39:29,591 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 00:39:29,592 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 00:39:29,593 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 00:39:29,593 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 00:39:29,594 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 00:39:29,595 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 00:39:29,596 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 00:39:29,597 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 00:39:29,598 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 00:39:29,600 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 00:39:29,602 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 00:39:29,604 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 00:39:29,605 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 00:39:29,607 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 00:39:29,609 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 00:39:29,610 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 00:39:29,610 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 00:39:29,611 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 00:39:29,612 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 00:39:29,612 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 00:39:29,613 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 00:39:29,614 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 00:39:29,615 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 00:39:29,615 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 00:39:29,616 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 00:39:29,616 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 00:39:29,617 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 00:39:29,618 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 00:39:29,618 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-22 00:39:29,633 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 00:39:29,634 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 00:39:29,635 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 00:39:29,635 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 00:39:29,635 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 00:39:29,636 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 00:39:29,636 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 00:39:29,636 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 00:39:29,636 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 00:39:29,636 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-22 00:39:29,637 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 00:39:29,637 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 00:39:29,637 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 00:39:29,637 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-22 00:39:29,637 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-22 00:39:29,638 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-22 00:39:29,638 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 00:39:29,638 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 00:39:29,638 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 00:39:29,638 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 00:39:29,638 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 00:39:29,639 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 00:39:29,639 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 00:39:29,639 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 00:39:29,639 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 00:39:29,640 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 00:39:29,640 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 00:39:29,640 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 00:39:29,640 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-22 00:39:29,640 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 00:39:29,641 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 00:39:29,641 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 00:39:29,706 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 00:39:29,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 00:39:29,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 00:39:29,733 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 00:39:29,734 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 00:39:29,734 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted/NestedRecursion_1b_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-22 00:39:29,804 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3941079ec/550e4bd45f4240ebb7e521a28d7cbeab/FLAG23f5b741a [2018-11-22 00:39:30,234 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 00:39:30,235 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted/NestedRecursion_1b_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-22 00:39:30,240 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3941079ec/550e4bd45f4240ebb7e521a28d7cbeab/FLAG23f5b741a [2018-11-22 00:39:30,587 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3941079ec/550e4bd45f4240ebb7e521a28d7cbeab [2018-11-22 00:39:30,596 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 00:39:30,597 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-22 00:39:30,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 00:39:30,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 00:39:30,603 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 00:39:30,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:39:30" (1/1) ... [2018-11-22 00:39:30,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73fb1a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30, skipping insertion in model container [2018-11-22 00:39:30,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:39:30" (1/1) ... [2018-11-22 00:39:30,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 00:39:30,640 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 00:39:30,893 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 00:39:30,899 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 00:39:30,919 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 00:39:30,940 INFO L195 MainTranslator]: Completed translation [2018-11-22 00:39:30,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30 WrapperNode [2018-11-22 00:39:30,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 00:39:30,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 00:39:30,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 00:39:30,942 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 00:39:30,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30" (1/1) ... [2018-11-22 00:39:30,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30" (1/1) ... [2018-11-22 00:39:30,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 00:39:30,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 00:39:30,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 00:39:30,970 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 00:39:30,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30" (1/1) ... [2018-11-22 00:39:30,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30" (1/1) ... [2018-11-22 00:39:30,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30" (1/1) ... [2018-11-22 00:39:30,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30" (1/1) ... [2018-11-22 00:39:30,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30" (1/1) ... [2018-11-22 00:39:30,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30" (1/1) ... [2018-11-22 00:39:30,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30" (1/1) ... [2018-11-22 00:39:31,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 00:39:31,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 00:39:31,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 00:39:31,003 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 00:39:31,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:39:30" (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 [2018-11-22 00:39:31,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 00:39:31,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 00:39:31,129 INFO L130 BoogieDeclarations]: Found specification of procedure rec1 [2018-11-22 00:39:31,129 INFO L138 BoogieDeclarations]: Found implementation of procedure rec1 [2018-11-22 00:39:31,129 INFO L130 BoogieDeclarations]: Found specification of procedure rec2 [2018-11-22 00:39:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure rec2 [2018-11-22 00:39:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 00:39:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 00:39:31,130 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 00:39:31,130 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 00:39:31,583 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 00:39:31,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:39:31 BoogieIcfgContainer [2018-11-22 00:39:31,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 00:39:31,586 INFO L168 Benchmark]: Toolchain (without parser) took 989.47 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -785.1 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. [2018-11-22 00:39:31,588 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 00:39:31,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.38 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. [2018-11-22 00:39:31,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.46 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. [2018-11-22 00:39:31,590 INFO L168 Benchmark]: Boogie Preprocessor took 32.67 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. [2018-11-22 00:39:31,591 INFO L168 Benchmark]: RCFGBuilder took 581.68 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -795.6 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2018-11-22 00:39:31,595 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 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 342.38 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 27.46 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 32.67 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 581.68 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -795.6 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...