java -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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AbstractInterpretationCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf -i ../../../trunk/examples/svcomp/loop-invgen/sendmail-close-angle_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-15 01:04:51,234 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-15 01:04:51,237 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-15 01:04:51,255 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-15 01:04:51,256 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-15 01:04:51,258 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-15 01:04:51,261 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-15 01:04:51,264 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-15 01:04:51,267 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-15 01:04:51,268 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-15 01:04:51,276 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-15 01:04:51,277 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-15 01:04:51,278 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-15 01:04:51,279 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-15 01:04:51,281 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-15 01:04:51,282 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-15 01:04:51,283 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-15 01:04:51,287 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-15 01:04:51,291 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-15 01:04:51,294 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-15 01:04:51,296 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-15 01:04:51,298 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-15 01:04:51,300 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-15 01:04:51,313 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf [2018-09-15 01:04:51,337 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-15 01:04:51,338 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-15 01:04:51,339 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-15 01:04:51,339 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-15 01:04:51,339 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-15 01:04:51,339 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-15 01:04:51,340 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-15 01:04:51,340 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-15 01:04:51,340 INFO L133 SettingsManager]: * Abstract domain=CongruenceDomain [2018-09-15 01:04:51,340 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-15 01:04:51,341 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-15 01:04:51,341 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-15 01:04:51,342 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-15 01:04:51,342 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-15 01:04:51,342 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-15 01:04:51,343 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-15 01:04:51,343 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-15 01:04:51,343 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-15 01:04:51,344 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-15 01:04:51,344 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-15 01:04:51,344 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-15 01:04:51,344 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-15 01:04:51,344 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-15 01:04:51,344 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-15 01:04:51,345 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-15 01:04:51,345 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-15 01:04:51,345 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-15 01:04:51,345 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-15 01:04:51,345 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-15 01:04:51,346 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-15 01:04:51,346 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-15 01:04:51,346 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-15 01:04:51,346 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-15 01:04:51,346 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-15 01:04:51,405 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-15 01:04:51,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-15 01:04:51,432 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-15 01:04:51,433 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-15 01:04:51,434 INFO L276 PluginConnector]: CDTParser initialized [2018-09-15 01:04:51,435 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/sendmail-close-angle_true-unreach-call_true-termination.i [2018-09-15 01:04:51,804 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6906818ef/51efabf73bb74afe9b31df089cb86ee8/FLAGeafb1c7e7 [2018-09-15 01:04:51,956 INFO L277 CDTParser]: Found 1 translation units. [2018-09-15 01:04:51,957 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/sendmail-close-angle_true-unreach-call_true-termination.i [2018-09-15 01:04:51,964 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6906818ef/51efabf73bb74afe9b31df089cb86ee8/FLAGeafb1c7e7 [2018-09-15 01:04:51,980 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6906818ef/51efabf73bb74afe9b31df089cb86ee8 [2018-09-15 01:04:51,991 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-15 01:04:51,994 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-15 01:04:51,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-15 01:04:51,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-15 01:04:52,003 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-15 01:04:52,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 01:04:51" (1/1) ... [2018-09-15 01:04:52,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3307b7ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52, skipping insertion in model container [2018-09-15 01:04:52,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 01:04:51" (1/1) ... [2018-09-15 01:04:52,020 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-15 01:04:52,267 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 01:04:52,285 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-15 01:04:52,300 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 01:04:52,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52 WrapperNode [2018-09-15 01:04:52,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-15 01:04:52,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-15 01:04:52,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-15 01:04:52,316 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-15 01:04:52,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52" (1/1) ... [2018-09-15 01:04:52,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52" (1/1) ... [2018-09-15 01:04:52,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-15 01:04:52,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-15 01:04:52,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-15 01:04:52,339 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-15 01:04:52,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52" (1/1) ... [2018-09-15 01:04:52,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52" (1/1) ... [2018-09-15 01:04:52,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52" (1/1) ... [2018-09-15 01:04:52,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52" (1/1) ... [2018-09-15 01:04:52,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52" (1/1) ... [2018-09-15 01:04:52,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52" (1/1) ... [2018-09-15 01:04:52,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52" (1/1) ... [2018-09-15 01:04:52,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-15 01:04:52,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-15 01:04:52,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-15 01:04:52,360 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-15 01:04:52,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 01:04:52" (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 [2018-09-15 01:04:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-15 01:04:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-15 01:04:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-15 01:04:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-15 01:04:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-15 01:04:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-15 01:04:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-15 01:04:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-15 01:04:52,905 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-15 01:04:52,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 01:04:52 BoogieIcfgContainer [2018-09-15 01:04:52,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-15 01:04:52,907 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-15 01:04:52,907 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-15 01:04:52,907 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-15 01:04:52,908 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 01:04:52" (1/1) ... [2018-09-15 01:04:52,932 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 01:04:53,097 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-15 01:04:53,114 INFO L272 AbstractInterpreter]: Visited 49 different actions 241 times. Merged at 16 different actions 32 times. Never widened. Found 9 fixpoints after 5 different actions. Largest state had 13 variables. [2018-09-15 01:04:53,116 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-15 01:04:53,117 INFO L168 Benchmark]: Toolchain (without parser) took 1125.48 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -755.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-09-15 01:04:53,120 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-09-15 01:04:53,121 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.57 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. [2018-09-15 01:04:53,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.44 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. [2018-09-15 01:04:53,122 INFO L168 Benchmark]: Boogie Preprocessor took 20.70 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. [2018-09-15 01:04:53,123 INFO L168 Benchmark]: RCFGBuilder took 546.93 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -783.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2018-09-15 01:04:53,124 INFO L168 Benchmark]: Abstract Interpretation took 209.75 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2018-09-15 01:04:53,129 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 319.57 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 22.44 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 20.70 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 546.93 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -783.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 209.75 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L12] int in; [L13] int inlen = __VERIFIER_nondet_int(); [L14] int bufferlen = __VERIFIER_nondet_int(); [L15] int buf; [L16] int buflim; [L17] COND TRUE bufferlen >1 [L18] COND TRUE inlen > 0 [L19] COND TRUE bufferlen < inlen [L20] buf = 0 [L21] in = 0 [L22] buflim = bufferlen - 2 [L23] COND FALSE !(__VERIFIER_nondet_int()) [L35] CALL __VERIFIER_assert(0<=buf) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sendmail-close-angle_true-unreach-call_true-termination.i_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-09-15_01-04-53-142.csv Received shutdown request...