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_mostprecise.epf -i ../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-24 18:10:08,032 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-24 18:10:08,034 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-24 18:10:08,049 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-24 18:10:08,050 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-24 18:10:08,051 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-24 18:10:08,052 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-24 18:10:08,054 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-24 18:10:08,056 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-24 18:10:08,057 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-24 18:10:08,058 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-24 18:10:08,058 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-24 18:10:08,059 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-24 18:10:08,060 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-24 18:10:08,061 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-24 18:10:08,064 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-24 18:10:08,066 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-24 18:10:08,069 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-24 18:10:08,070 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-24 18:10:08,071 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-24 18:10:08,074 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-24 18:10:08,074 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-24 18:10:08,074 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-24 18:10:08,076 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-24 18:10:08,077 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-24 18:10:08,078 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-24 18:10:08,078 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-24 18:10:08,079 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-24 18:10:08,079 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-24 18:10:08,079 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-24 18:10:08,080 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-24 18:10:08,080 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_mostprecise.epf [2018-01-24 18:10:08,090 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-24 18:10:08,091 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-24 18:10:08,091 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-24 18:10:08,091 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-24 18:10:08,092 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-24 18:10:08,092 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-24 18:10:08,092 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-24 18:10:08,092 INFO L133 SettingsManager]: * Precise comparison operator=true [2018-01-24 18:10:08,092 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-24 18:10:08,093 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-24 18:10:08,093 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-24 18:10:08,093 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-24 18:10:08,093 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-24 18:10:08,093 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-24 18:10:08,093 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-24 18:10:08,094 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-24 18:10:08,094 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-24 18:10:08,094 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-24 18:10:08,094 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-24 18:10:08,094 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-24 18:10:08,094 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-24 18:10:08,095 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-24 18:10:08,095 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-24 18:10:08,095 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-24 18:10:08,095 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-24 18:10:08,095 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-24 18:10:08,096 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-24 18:10:08,096 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-24 18:10:08,096 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-24 18:10:08,096 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-24 18:10:08,096 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-24 18:10:08,096 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-24 18:10:08,096 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-24 18:10:08,096 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-24 18:10:08,097 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-24 18:10:08,097 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-24 18:10:08,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-24 18:10:08,143 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-24 18:10:08,147 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-24 18:10:08,149 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-24 18:10:08,149 INFO L276 PluginConnector]: CDTParser initialized [2018-01-24 18:10:08,150 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i [2018-01-24 18:10:08,305 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-24 18:10:08,309 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-24 18:10:08,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-24 18:10:08,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-24 18:10:08,315 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-24 18:10:08,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 06:10:08" (1/1) ... [2018-01-24 18:10:08,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cdf0e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:10:08, skipping insertion in model container [2018-01-24 18:10:08,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 06:10:08" (1/1) ... [2018-01-24 18:10:08,333 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 18:10:08,372 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 18:10:08,495 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 18:10:08,513 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 18:10:08,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:10:08 WrapperNode [2018-01-24 18:10:08,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-24 18:10:08,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-24 18:10:08,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-24 18:10:08,523 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-24 18:10:08,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:10:08" (1/1) ... [2018-01-24 18:10:08,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:10:08" (1/1) ... [2018-01-24 18:10:08,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:10:08" (1/1) ... [2018-01-24 18:10:08,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:10:08" (1/1) ... [2018-01-24 18:10:08,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:10:08" (1/1) ... [2018-01-24 18:10:08,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:10:08" (1/1) ... [2018-01-24 18:10:08,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:10:08" (1/1) ... [2018-01-24 18:10:08,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-24 18:10:08,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-24 18:10:08,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-24 18:10:08,562 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-24 18:10:08,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:10:08" (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 [2018-01-24 18:10:08,615 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-24 18:10:08,616 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-24 18:10:08,616 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrncmp [2018-01-24 18:10:08,616 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-24 18:10:08,616 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-24 18:10:08,616 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-24 18:10:08,616 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-24 18:10:08,617 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-24 18:10:08,617 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-24 18:10:08,617 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-24 18:10:08,617 INFO L128 BoogieDeclarations]: Found specification of procedure cstrncmp [2018-01-24 18:10:08,617 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-24 18:10:08,617 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-24 18:10:08,618 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-24 18:10:08,850 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-24 18:10:08,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 06:10:08 BoogieIcfgContainer [2018-01-24 18:10:08,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-24 18:10:08,852 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-24 18:10:08,852 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-24 18:10:08,852 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-24 18:10:08,853 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 06:10:08" (1/1) ... [2018-01-24 18:10:08,896 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) Received shutdown request... [2018-01-24 18:11:16,820 WARN L571 FixpointEngine]: Received timeout, aborting fixpoint engine [2018-01-24 18:11:16,821 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2. Reason: Timeout or Toolchain cancelled by user [2018-01-24 18:11:16,823 INFO L168 Benchmark]: Toolchain (without parser) took 68517.13 ms. Allocated memory was 305.1 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 263.9 MB in the beginning and 1.9 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.0 GB. Max. memory is 5.3 GB. [2018-01-24 18:11:16,825 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 305.1 MB. Free memory is still 269.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-24 18:11:16,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.20 ms. Allocated memory is still 305.1 MB. Free memory was 263.9 MB in the beginning and 253.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-24 18:11:16,826 INFO L168 Benchmark]: Boogie Preprocessor took 39.15 ms. Allocated memory is still 305.1 MB. Free memory was 253.9 MB in the beginning and 251.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-24 18:11:16,826 INFO L168 Benchmark]: RCFGBuilder took 289.34 ms. Allocated memory is still 305.1 MB. Free memory was 251.9 MB in the beginning and 231.0 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 5.3 GB. [2018-01-24 18:11:16,826 INFO L168 Benchmark]: Abstract Interpretation took 67970.27 ms. Allocated memory was 305.1 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 231.0 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.9 GB. Max. memory is 5.3 GB. [2018-01-24 18:11:16,828 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 305.1 MB. Free memory is still 269.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 212.20 ms. Allocated memory is still 305.1 MB. Free memory was 263.9 MB in the beginning and 253.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 39.15 ms. Allocated memory is still 305.1 MB. Free memory was 253.9 MB in the beginning and 251.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 289.34 ms. Allocated memory is still 305.1 MB. Free memory was 251.9 MB in the beginning and 231.0 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 67970.27 ms. Allocated memory was 305.1 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 231.0 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.9 GB. 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_cstrncmp-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_mostprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-24_18-11-16-835.csv Completed graceful shutdown