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_OCT-OldIcfg.epf -i ../../../trunk/examples/svcomp/loop-invgen/NetBSD_loop_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-15 02:42:42,908 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-15 02:42:42,913 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-15 02:42:42,925 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-15 02:42:42,926 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-15 02:42:42,927 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-15 02:42:42,928 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-15 02:42:42,930 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-15 02:42:42,932 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-15 02:42:42,933 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-15 02:42:42,934 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-09-15 02:42:42,963 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf [2018-09-15 02:42:42,979 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-15 02:42:42,979 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-15 02:42:42,980 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-15 02:42:42,980 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-15 02:42:42,981 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-15 02:42:42,981 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-15 02:42:42,981 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-15 02:42:42,981 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-15 02:42:42,981 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-15 02:42:42,982 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-15 02:42:42,982 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-15 02:42:42,982 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-15 02:42:42,983 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-15 02:42:42,983 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-15 02:42:42,983 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-15 02:42:42,983 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-15 02:42:42,984 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-15 02:42:42,984 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-15 02:42:42,984 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-15 02:42:42,984 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-15 02:42:42,985 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-15 02:42:42,985 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-15 02:42:42,985 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-15 02:42:42,985 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-15 02:42:42,985 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-15 02:42:42,986 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-15 02:42:42,986 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-15 02:42:42,986 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-15 02:42:42,986 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-15 02:42:42,986 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-15 02:42:42,987 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-15 02:42:42,987 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-15 02:42:42,987 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-15 02:42:42,988 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-15 02:42:43,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-15 02:42:43,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-15 02:42:43,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-15 02:42:43,067 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-15 02:42:43,068 INFO L276 PluginConnector]: CDTParser initialized [2018-09-15 02:42:43,069 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/NetBSD_loop_true-unreach-call_true-termination.i [2018-09-15 02:42:43,457 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e98423cc0/f22c3ea0d53147f19c28396131ddf1d1/FLAG6bdef0e6a [2018-09-15 02:42:43,609 INFO L277 CDTParser]: Found 1 translation units. [2018-09-15 02:42:43,610 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/NetBSD_loop_true-unreach-call_true-termination.i [2018-09-15 02:42:43,617 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e98423cc0/f22c3ea0d53147f19c28396131ddf1d1/FLAG6bdef0e6a [2018-09-15 02:42:43,634 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e98423cc0/f22c3ea0d53147f19c28396131ddf1d1 [2018-09-15 02:42:43,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-15 02:42:43,649 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-15 02:42:43,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-15 02:42:43,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-15 02:42:43,662 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-15 02:42:43,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 02:42:43" (1/1) ... [2018-09-15 02:42:43,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@714817d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43, skipping insertion in model container [2018-09-15 02:42:43,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 02:42:43" (1/1) ... [2018-09-15 02:42:43,681 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-15 02:42:43,911 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 02:42:43,931 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-15 02:42:43,937 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 02:42:43,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43 WrapperNode [2018-09-15 02:42:43,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-15 02:42:43,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-15 02:42:43,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-15 02:42:43,952 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-15 02:42:43,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43" (1/1) ... [2018-09-15 02:42:43,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43" (1/1) ... [2018-09-15 02:42:43,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-15 02:42:43,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-15 02:42:43,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-15 02:42:43,977 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-15 02:42:43,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43" (1/1) ... [2018-09-15 02:42:43,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43" (1/1) ... [2018-09-15 02:42:43,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43" (1/1) ... [2018-09-15 02:42:43,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43" (1/1) ... [2018-09-15 02:42:43,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43" (1/1) ... [2018-09-15 02:42:43,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43" (1/1) ... [2018-09-15 02:42:43,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43" (1/1) ... [2018-09-15 02:42:44,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-15 02:42:44,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-15 02:42:44,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-15 02:42:44,001 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-15 02:42:44,002 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 02:42:43" (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 02:42:44,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-15 02:42:44,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-15 02:42:44,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-15 02:42:44,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-15 02:42:44,080 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-15 02:42:44,081 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-15 02:42:44,081 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-15 02:42:44,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-15 02:42:44,443 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-15 02:42:44,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 02:42:44 BoogieIcfgContainer [2018-09-15 02:42:44,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-15 02:42:44,445 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-15 02:42:44,445 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-15 02:42:44,451 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-15 02:42:44,453 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 02:42:44" (1/1) ... [2018-09-15 02:42:44,545 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 02:42:44,774 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-15 02:42:44,805 INFO L272 AbstractInterpreter]: Visited 27 different actions 163 times. Merged at 8 different actions 38 times. Widened at 1 different actions 3 times. Found 7 fixpoints after 3 different actions. Largest state had 9 variables. [2018-09-15 02:42:44,809 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-15 02:42:44,810 INFO L168 Benchmark]: Toolchain (without parser) took 1163.45 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 744.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -749.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-09-15 02:42:44,813 INFO L168 Benchmark]: CDTParser took 0.22 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 02:42:44,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 300.88 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 02:42:44,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.01 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 02:42:44,818 INFO L168 Benchmark]: Boogie Preprocessor took 23.87 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 02:42:44,818 INFO L168 Benchmark]: RCFGBuilder took 443.25 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 744.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -794.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2018-09-15 02:42:44,820 INFO L168 Benchmark]: Abstract Interpretation took 364.35 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: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 7.1 GB. [2018-09-15 02:42:44,828 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 300.88 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 24.01 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 23.87 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 443.25 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 744.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -794.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 364.35 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: 33.9 MB). Peak memory consumption was 33.9 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 FALSE, RET !(!(cond)) [L27] __VERIFIER_assert (0 <= glob2_p_off ) [L28] CALL __VERIFIER_assert (glob2_p_off < MAXPATHLEN + 1) [L4] COND FALSE, RET !(!(cond)) [L28] __VERIFIER_assert (glob2_p_off < MAXPATHLEN + 1) [L26] glob2_p_off++ [L26] glob2_p_off++ [L25] COND TRUE glob2_p_off <= glob2_pathlim_off [L27] CALL __VERIFIER_assert (0 <= glob2_p_off ) [L4] COND FALSE, RET !(!(cond)) [L27] __VERIFIER_assert (0 <= glob2_p_off ) [L28] CALL __VERIFIER_assert (glob2_p_off < MAXPATHLEN + 1) [L4] COND FALSE, RET !(!(cond)) [L28] __VERIFIER_assert (glob2_p_off < MAXPATHLEN + 1) [L26] glob2_p_off++ [L26] glob2_p_off++ [L25] COND TRUE glob2_p_off <= glob2_pathlim_off [L27] CALL __VERIFIER_assert (0 <= glob2_p_off ) [L4] COND FALSE, RET !(!(cond)) [L27] __VERIFIER_assert (0 <= glob2_p_off ) [L28] CALL __VERIFIER_assert (glob2_p_off < MAXPATHLEN + 1) [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_OCT-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-09-15_02-42-44-849.csv Received shutdown request...