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/memsafety/960521-1_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-25 01:05:06,788 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-25 01:05:06,790 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-25 01:05:06,806 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-25 01:05:06,806 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-25 01:05:06,807 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-25 01:05:06,808 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-25 01:05:06,810 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-25 01:05:06,812 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-25 01:05:06,813 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-25 01:05:06,814 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-25 01:05:06,814 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-25 01:05:06,815 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-25 01:05:06,816 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-25 01:05:06,817 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-25 01:05:06,820 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-25 01:05:06,822 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-25 01:05:06,824 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-25 01:05:06,826 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-25 01:05:06,827 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-25 01:05:06,829 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-25 01:05:06,830 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-25 01:05:06,830 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-25 01:05:06,831 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-25 01:05:06,832 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-25 01:05:06,833 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-25 01:05:06,834 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-25 01:05:06,834 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-25 01:05:06,835 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-25 01:05:06,835 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-25 01:05:06,835 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-25 01:05:06,836 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 01:05:06,844 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-25 01:05:06,845 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-25 01:05:06,846 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-25 01:05:06,846 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-25 01:05:06,846 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-25 01:05:06,846 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-25 01:05:06,846 INFO L133 SettingsManager]: * Flatten before fatten=true [2018-01-25 01:05:06,846 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-25 01:05:06,846 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-25 01:05:06,847 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-25 01:05:06,847 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-25 01:05:06,847 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-25 01:05:06,847 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-25 01:05:06,847 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-25 01:05:06,848 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-25 01:05:06,848 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-25 01:05:06,848 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-25 01:05:06,848 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-25 01:05:06,848 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-25 01:05:06,848 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-25 01:05:06,848 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-25 01:05:06,849 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-25 01:05:06,849 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-25 01:05:06,849 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-25 01:05:06,849 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-25 01:05:06,849 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-25 01:05:06,850 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-25 01:05:06,850 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-25 01:05:06,850 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-25 01:05:06,850 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-25 01:05:06,850 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-25 01:05:06,850 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-25 01:05:06,850 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-25 01:05:06,851 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-25 01:05:06,851 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-25 01:05:06,851 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-25 01:05:06,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-25 01:05:06,896 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-25 01:05:06,900 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-25 01:05:06,901 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-25 01:05:06,902 INFO L276 PluginConnector]: CDTParser initialized [2018-01-25 01:05:06,902 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/960521-1_false-valid-deref.i [2018-01-25 01:05:07,059 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-25 01:05:07,064 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-25 01:05:07,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-25 01:05:07,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-25 01:05:07,071 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-25 01:05:07,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 01:05:07" (1/1) ... [2018-01-25 01:05:07,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@715f1c11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:05:07, skipping insertion in model container [2018-01-25 01:05:07,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 01:05:07" (1/1) ... [2018-01-25 01:05:07,090 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-25 01:05:07,128 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-25 01:05:07,287 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-25 01:05:07,312 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-25 01:05:07,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:05:07 WrapperNode [2018-01-25 01:05:07,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-25 01:05:07,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-25 01:05:07,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-25 01:05:07,325 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-25 01:05:07,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:05:07" (1/1) ... [2018-01-25 01:05:07,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:05:07" (1/1) ... [2018-01-25 01:05:07,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:05:07" (1/1) ... [2018-01-25 01:05:07,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:05:07" (1/1) ... [2018-01-25 01:05:07,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:05:07" (1/1) ... [2018-01-25 01:05:07,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:05:07" (1/1) ... [2018-01-25 01:05:07,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:05:07" (1/1) ... [2018-01-25 01:05:07,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-25 01:05:07,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-25 01:05:07,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-25 01:05:07,400 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-25 01:05:07,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 01:05:07" (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 01:05:07,484 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-25 01:05:07,485 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-25 01:05:07,485 INFO L136 BoogieDeclarations]: Found implementation of procedure foo [2018-01-25 01:05:07,485 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-25 01:05:07,485 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-25 01:05:07,485 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-25 01:05:07,485 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-25 01:05:07,486 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-25 01:05:07,486 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-25 01:05:07,486 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-25 01:05:07,486 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-25 01:05:07,486 INFO L128 BoogieDeclarations]: Found specification of procedure foo [2018-01-25 01:05:07,486 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-25 01:05:07,487 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-25 01:05:07,487 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-25 01:05:07,768 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-25 01:05:07,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 01:05:07 BoogieIcfgContainer [2018-01-25 01:05:07,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-25 01:05:07,769 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-25 01:05:07,769 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-25 01:05:07,769 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-25 01:05:07,770 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 01:05:07" (1/1) ... [2018-01-25 01:05:07,813 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) Received shutdown request... [2018-01-25 01:06:19,602 WARN L571 FixpointEngine]: Received timeout, aborting fixpoint engine [2018-01-25 01:06:19,603 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 01:06:19,604 INFO L168 Benchmark]: Toolchain (without parser) took 72544.81 ms. Allocated memory was 307.8 MB in the beginning and 1.2 GB in the end (delta: 904.9 MB). Free memory was 266.8 MB in the beginning and 782.5 MB in the end (delta: -515.7 MB). Peak memory consumption was 389.2 MB. Max. memory is 5.3 GB. [2018-01-25 01:06:19,607 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 307.8 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-25 01:06:19,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 259.02 ms. Allocated memory is still 307.8 MB. Free memory was 266.8 MB in the beginning and 256.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-25 01:06:19,608 INFO L168 Benchmark]: Boogie Preprocessor took 62.89 ms. Allocated memory is still 307.8 MB. Free memory was 256.8 MB in the beginning and 254.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-25 01:06:19,608 INFO L168 Benchmark]: RCFGBuilder took 380.49 ms. Allocated memory is still 307.8 MB. Free memory was 254.7 MB in the beginning and 236.2 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 5.3 GB. [2018-01-25 01:06:19,609 INFO L168 Benchmark]: Abstract Interpretation took 71834.94 ms. Allocated memory was 307.8 MB in the beginning and 1.2 GB in the end (delta: 904.9 MB). Free memory was 236.2 MB in the beginning and 782.5 MB in the end (delta: -546.4 MB). Peak memory consumption was 358.6 MB. Max. memory is 5.3 GB. [2018-01-25 01:06:19,612 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 307.8 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 259.02 ms. Allocated memory is still 307.8 MB. Free memory was 266.8 MB in the beginning and 256.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 62.89 ms. Allocated memory is still 307.8 MB. Free memory was 256.8 MB in the beginning and 254.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 380.49 ms. Allocated memory is still 307.8 MB. Free memory was 254.7 MB in the beginning and 236.2 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 71834.94 ms. Allocated memory was 307.8 MB in the beginning and 1.2 GB in the end (delta: 904.9 MB). Free memory was 236.2 MB in the beginning and 782.5 MB in the end (delta: -546.4 MB). Peak memory consumption was 358.6 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/960521-1_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-25_01-06-19-623.csv Completed graceful shutdown