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/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_preciseopt.epf -i ../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-25 00:59:27,378 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-25 00:59:27,380 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-25 00:59:27,394 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-25 00:59:27,394 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-25 00:59:27,395 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-25 00:59:27,395 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-25 00:59:27,396 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-25 00:59:27,398 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-25 00:59:27,399 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-25 00:59:27,399 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-25 00:59:27,399 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-25 00:59:27,400 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-25 00:59:27,401 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-25 00:59:27,402 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-25 00:59:27,404 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-25 00:59:27,407 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-25 00:59:27,409 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-25 00:59:27,410 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-25 00:59:27,411 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-25 00:59:27,414 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-25 00:59:27,414 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-25 00:59:27,414 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-25 00:59:27,415 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-25 00:59:27,416 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-25 00:59:27,417 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-25 00:59:27,417 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-25 00:59:27,418 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-25 00:59:27,418 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-25 00:59:27,418 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-25 00:59:27,419 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-25 00:59:27,419 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_preciseopt.epf [2018-01-25 00:59:27,429 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-25 00:59:27,430 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-25 00:59:27,430 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-25 00:59:27,431 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-25 00:59:27,431 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-25 00:59:27,431 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-25 00:59:27,431 INFO L133 SettingsManager]: * Flatten before fatten=true [2018-01-25 00:59:27,432 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-25 00:59:27,432 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-25 00:59:27,432 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-25 00:59:27,433 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-25 00:59:27,433 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-25 00:59:27,433 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-25 00:59:27,433 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-25 00:59:27,433 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-25 00:59:27,434 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-25 00:59:27,434 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-25 00:59:27,434 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-25 00:59:27,434 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-25 00:59:27,434 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-25 00:59:27,435 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-25 00:59:27,435 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-25 00:59:27,435 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-25 00:59:27,435 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-25 00:59:27,435 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-25 00:59:27,436 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-25 00:59:27,436 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-25 00:59:27,436 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-25 00:59:27,436 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-25 00:59:27,437 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-25 00:59:27,437 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-25 00:59:27,437 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-25 00:59:27,437 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-25 00:59:27,437 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-25 00:59:27,438 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-25 00:59:27,438 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-25 00:59:27,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-25 00:59:27,486 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-25 00:59:27,490 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-25 00:59:27,492 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-25 00:59:27,492 INFO L276 PluginConnector]: CDTParser initialized [2018-01-25 00:59:27,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-01-25 00:59:27,672 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-25 00:59:27,679 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-25 00:59:27,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-25 00:59:27,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-25 00:59:27,687 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-25 00:59:27,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 12:59:27" (1/1) ... [2018-01-25 00:59:27,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@114af0c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 12:59:27, skipping insertion in model container [2018-01-25 00:59:27,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 12:59:27" (1/1) ... [2018-01-25 00:59:27,711 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-25 00:59:27,751 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-25 00:59:27,866 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-25 00:59:27,881 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-25 00:59:27,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 12:59:27 WrapperNode [2018-01-25 00:59:27,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-25 00:59:27,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-25 00:59:27,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-25 00:59:27,888 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-25 00:59:27,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 12:59:27" (1/1) ... [2018-01-25 00:59:27,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 12:59:27" (1/1) ... [2018-01-25 00:59:27,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 12:59:27" (1/1) ... [2018-01-25 00:59:27,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 12:59:27" (1/1) ... [2018-01-25 00:59:27,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 12:59:27" (1/1) ... [2018-01-25 00:59:27,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 12:59:27" (1/1) ... [2018-01-25 00:59:27,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 12:59:27" (1/1) ... [2018-01-25 00:59:27,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-25 00:59:27,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-25 00:59:27,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-25 00:59:27,920 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-25 00:59:27,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 12:59:27" (1/1) ... No working directory specified, using /storage/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 [2018-01-25 00:59:27,965 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-25 00:59:27,965 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-25 00:59:27,965 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrnlen [2018-01-25 00:59:27,966 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-25 00:59:27,966 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-25 00:59:27,966 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-25 00:59:27,966 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-25 00:59:27,966 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-25 00:59:27,966 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-25 00:59:27,967 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-25 00:59:27,967 INFO L128 BoogieDeclarations]: Found specification of procedure cstrnlen [2018-01-25 00:59:27,967 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-25 00:59:27,967 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-25 00:59:27,967 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-25 00:59:28,135 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-25 00:59:28,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 12:59:28 BoogieIcfgContainer [2018-01-25 00:59:28,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-25 00:59:28,137 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-25 00:59:28,137 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-25 00:59:28,137 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-25 00:59:28,138 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 12:59:28" (1/1) ... [2018-01-25 00:59:28,188 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) Received shutdown request... [2018-01-25 01:00:36,312 WARN L571 FixpointEngine]: Received timeout, aborting fixpoint engine [2018-01-25 01:00:36,313 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2. Reason: Timeout or Toolchain cancelled by user [2018-01-25 01:00:36,315 INFO L168 Benchmark]: Toolchain (without parser) took 68642.47 ms. Allocated memory was 308.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 268.3 MB in the beginning and 583.9 MB in the end (delta: -315.5 MB). Peak memory consumption was 776.0 MB. Max. memory is 5.3 GB. [2018-01-25 01:00:36,317 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 308.3 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-25 01:00:36,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 208.00 ms. Allocated memory is still 308.3 MB. Free memory was 267.3 MB in the beginning and 257.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 5.3 GB. [2018-01-25 01:00:36,318 INFO L168 Benchmark]: Boogie Preprocessor took 31.03 ms. Allocated memory is still 308.3 MB. Free memory was 257.1 MB in the beginning and 256.1 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. [2018-01-25 01:00:36,318 INFO L168 Benchmark]: RCFGBuilder took 216.77 ms. Allocated memory is still 308.3 MB. Free memory was 255.1 MB in the beginning and 240.5 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 5.3 GB. [2018-01-25 01:00:36,319 INFO L168 Benchmark]: Abstract Interpretation took 68177.77 ms. Allocated memory was 308.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 240.5 MB in the beginning and 583.9 MB in the end (delta: -343.4 MB). Peak memory consumption was 748.2 MB. Max. memory is 5.3 GB. [2018-01-25 01:00:36,320 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 308.3 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 208.00 ms. Allocated memory is still 308.3 MB. Free memory was 267.3 MB in the beginning and 257.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 31.03 ms. Allocated memory is still 308.3 MB. Free memory was 257.1 MB in the beginning and 256.1 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. * RCFGBuilder took 216.77 ms. Allocated memory is still 308.3 MB. Free memory was 255.1 MB in the beginning and 240.5 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 68177.77 ms. Allocated memory was 308.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 240.5 MB in the beginning and 583.9 MB in the end (delta: -343.4 MB). Peak memory consumption was 748.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2) Toolchain cancelled while FixpointEngine was executing abstract interpretation. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-25_01-00-36-327.csv Completed graceful shutdown