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_INT-OldIcfg.epf -i ../../../trunk/examples/svcomp/loop-invgen/NetBSD_loop_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-14 22:25:55,494 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-14 22:25:55,500 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-14 22:25:55,512 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-14 22:25:55,513 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-14 22:25:55,514 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-14 22:25:55,515 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-14 22:25:55,517 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-14 22:25:55,519 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-14 22:25:55,520 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-14 22:25:55,521 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-14 22:25:55,521 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-14 22:25:55,522 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-14 22:25:55,523 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-14 22:25:55,525 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-14 22:25:55,525 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-14 22:25:55,530 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-14 22:25:55,535 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-14 22:25:55,537 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-14 22:25:55,539 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-14 22:25:55,543 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-14 22:25:55,546 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-14 22:25:55,553 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-14 22:25:55,570 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_INT-OldIcfg.epf [2018-09-14 22:25:55,591 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-14 22:25:55,591 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-14 22:25:55,592 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-14 22:25:55,592 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-14 22:25:55,592 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-14 22:25:55,592 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-14 22:25:55,593 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-14 22:25:55,593 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-14 22:25:55,593 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-14 22:25:55,593 INFO L133 SettingsManager]: * Abstract domain=IntervalDomain [2018-09-14 22:25:55,593 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-14 22:25:55,594 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-14 22:25:55,594 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-14 22:25:55,594 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-14 22:25:55,595 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-14 22:25:55,595 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-14 22:25:55,595 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-14 22:25:55,595 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-14 22:25:55,595 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-14 22:25:55,596 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-14 22:25:55,596 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-14 22:25:55,596 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-14 22:25:55,596 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-14 22:25:55,597 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-14 22:25:55,597 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 22:25:55,597 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-14 22:25:55,597 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-14 22:25:55,597 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-14 22:25:55,598 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-14 22:25:55,598 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-14 22:25:55,598 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-14 22:25:55,598 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-14 22:25:55,599 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-14 22:25:55,599 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-14 22:25:55,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-14 22:25:55,661 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-14 22:25:55,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-14 22:25:55,670 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-14 22:25:55,671 INFO L276 PluginConnector]: CDTParser initialized [2018-09-14 22:25:55,671 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/NetBSD_loop_true-unreach-call_true-termination.i [2018-09-14 22:25:55,934 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a814b17e/f8a55cb5d6694c2294b6a19d476e6b52/FLAG43b02dd4a [2018-09-14 22:25:56,196 INFO L277 CDTParser]: Found 1 translation units. [2018-09-14 22:25:56,196 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/NetBSD_loop_true-unreach-call_true-termination.i [2018-09-14 22:25:56,203 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a814b17e/f8a55cb5d6694c2294b6a19d476e6b52/FLAG43b02dd4a [2018-09-14 22:25:56,218 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a814b17e/f8a55cb5d6694c2294b6a19d476e6b52 [2018-09-14 22:25:56,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-14 22:25:56,231 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-14 22:25:56,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-14 22:25:56,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-14 22:25:56,239 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-14 22:25:56,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 10:25:56" (1/1) ... [2018-09-14 22:25:56,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4add4263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56, skipping insertion in model container [2018-09-14 22:25:56,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 10:25:56" (1/1) ... [2018-09-14 22:25:56,256 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-14 22:25:56,459 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 22:25:56,479 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-14 22:25:56,485 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 22:25:56,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56 WrapperNode [2018-09-14 22:25:56,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-14 22:25:56,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-14 22:25:56,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-14 22:25:56,501 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-14 22:25:56,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56" (1/1) ... [2018-09-14 22:25:56,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56" (1/1) ... [2018-09-14 22:25:56,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-14 22:25:56,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-14 22:25:56,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-14 22:25:56,526 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-14 22:25:56,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56" (1/1) ... [2018-09-14 22:25:56,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56" (1/1) ... [2018-09-14 22:25:56,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56" (1/1) ... [2018-09-14 22:25:56,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56" (1/1) ... [2018-09-14 22:25:56,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56" (1/1) ... [2018-09-14 22:25:56,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56" (1/1) ... [2018-09-14 22:25:56,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56" (1/1) ... [2018-09-14 22:25:56,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-14 22:25:56,550 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-14 22:25:56,550 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-14 22:25:56,550 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-14 22:25:56,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 10:25:56" (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 [2018-09-14 22:25:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-14 22:25:56,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-14 22:25:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-14 22:25:56,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-14 22:25:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-14 22:25:56,637 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-14 22:25:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-14 22:25:56,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-14 22:25:57,051 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-14 22:25:57,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 10:25:57 BoogieIcfgContainer [2018-09-14 22:25:57,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-14 22:25:57,053 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-14 22:25:57,060 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-14 22:25:57,061 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-14 22:25:57,062 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 10:25:57" (1/1) ... [2018-09-14 22:25:57,130 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-14 22:25:57,370 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-14 22:25:57,389 INFO L272 AbstractInterpreter]: Visited 27 different actions 141 times. Merged at 8 different actions 28 times. Widened at 1 different actions 1 times. Found 5 fixpoints after 3 different actions. Largest state had 9 variables. [2018-09-14 22:25:57,392 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-14 22:25:57,393 INFO L168 Benchmark]: Toolchain (without parser) took 1164.23 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 783.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -820.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 22:25:57,395 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-09-14 22:25:57,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.14 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. [2018-09-14 22:25:57,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.90 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. [2018-09-14 22:25:57,398 INFO L168 Benchmark]: Boogie Preprocessor took 23.92 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. [2018-09-14 22:25:57,398 INFO L168 Benchmark]: RCFGBuilder took 502.41 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 783.8 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -851.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2018-09-14 22:25:57,399 INFO L168 Benchmark]: Abstract Interpretation took 338.66 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2018-09-14 22:25:57,407 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 268.14 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 24.90 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 23.92 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 502.41 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 783.8 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -851.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 338.66 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 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 MAXPATHLEN; [L13] int pathbuf_off; [L14] int bound_off; [L15] int glob2_p_off; [L16] int glob2_pathbuf_off; [L17] int glob2_pathlim_off; [L18] MAXPATHLEN = __VERIFIER_nondet_int() [L19] COND TRUE MAXPATHLEN > 0 && MAXPATHLEN < 2147483647 [L20] pathbuf_off = 0 [L21] bound_off = pathbuf_off + (MAXPATHLEN + 1) - 1 [L22] glob2_pathbuf_off = pathbuf_off [L23] glob2_pathlim_off = bound_off [L24] glob2_p_off = glob2_pathbuf_off [L25] COND TRUE glob2_p_off <= glob2_pathlim_off [L27] CALL __VERIFIER_assert (0 <= glob2_p_off ) [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/NetBSD_loop_true-unreach-call_true-termination.i_svcomp-Reach-64bit-ToothlessTaipan_INT-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-09-14_22-25-57-426.csv Received shutdown request...