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-new/gauss_sum_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddc4263 [2018-08-07 21:16:51,978 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-08-07 21:16:51,980 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-08-07 21:16:51,991 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-08-07 21:16:51,992 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-08-07 21:16:51,993 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-08-07 21:16:51,994 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-08-07 21:16:51,996 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-08-07 21:16:51,997 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-08-07 21:16:51,998 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-08-07 21:16:51,999 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-08-07 21:16:51,999 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-08-07 21:16:52,000 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-08-07 21:16:52,001 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-08-07 21:16:52,003 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-08-07 21:16:52,003 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-08-07 21:16:52,004 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-08-07 21:16:52,006 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-08-07 21:16:52,008 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-08-07 21:16:52,010 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-08-07 21:16:52,011 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-08-07 21:16:52,012 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-08-07 21:16:52,015 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-08-07 21:16:52,026 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 [2018-08-07 21:16:52,052 INFO L110 SettingsManager]: Loading preferences was successful [2018-08-07 21:16:52,052 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-08-07 21:16:52,053 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-08-07 21:16:52,053 INFO L133 SettingsManager]: * User list type=DISABLED [2018-08-07 21:16:52,053 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-08-07 21:16:52,054 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-08-07 21:16:52,054 INFO L133 SettingsManager]: * Congruence Domain=false [2018-08-07 21:16:52,054 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-08-07 21:16:52,054 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-08-07 21:16:52,054 INFO L133 SettingsManager]: * Log string format=TERM [2018-08-07 21:16:52,054 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-08-07 21:16:52,055 INFO L133 SettingsManager]: * Interval Domain=false [2018-08-07 21:16:52,055 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-08-07 21:16:52,056 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-08-07 21:16:52,056 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-08-07 21:16:52,056 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-08-07 21:16:52,056 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-08-07 21:16:52,056 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-08-07 21:16:52,056 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-08-07 21:16:52,057 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-08-07 21:16:52,057 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-08-07 21:16:52,057 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-08-07 21:16:52,057 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-08-07 21:16:52,057 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-08-07 21:16:52,058 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-08-07 21:16:52,058 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-08-07 21:16:52,058 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-08-07 21:16:52,058 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-08-07 21:16:52,058 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-08-07 21:16:52,059 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-08-07 21:16:52,059 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-08-07 21:16:52,059 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-08-07 21:16:52,059 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-08-07 21:16:52,059 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-08-07 21:16:52,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-08-07 21:16:52,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-08-07 21:16:52,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-08-07 21:16:52,145 INFO L271 PluginConnector]: Initializing CDTParser... [2018-08-07 21:16:52,146 INFO L276 PluginConnector]: CDTParser initialized [2018-08-07 21:16:52,147 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-new/gauss_sum_true-unreach-call_true-termination.i [2018-08-07 21:16:52,483 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/890502aed/9830f1c1f834474cb428eb8cb53bece2/FLAG93ed73609 [2018-08-07 21:16:52,643 INFO L276 CDTParser]: Found 1 translation units. [2018-08-07 21:16:52,644 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-new/gauss_sum_true-unreach-call_true-termination.i [2018-08-07 21:16:52,649 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/890502aed/9830f1c1f834474cb428eb8cb53bece2/FLAG93ed73609 [2018-08-07 21:16:52,665 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/890502aed/9830f1c1f834474cb428eb8cb53bece2 [2018-08-07 21:16:52,678 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-08-07 21:16:52,681 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-08-07 21:16:52,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-08-07 21:16:52,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-08-07 21:16:52,690 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-08-07 21:16:52,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 09:16:52" (1/1) ... [2018-08-07 21:16:52,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1713150d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52, skipping insertion in model container [2018-08-07 21:16:52,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 09:16:52" (1/1) ... [2018-08-07 21:16:52,854 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-08-07 21:16:52,889 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-07 21:16:52,904 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-08-07 21:16:52,909 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-07 21:16:52,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52 WrapperNode [2018-08-07 21:16:52,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-08-07 21:16:52,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-08-07 21:16:52,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-08-07 21:16:52,925 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-08-07 21:16:52,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52" (1/1) ... [2018-08-07 21:16:52,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52" (1/1) ... [2018-08-07 21:16:52,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-08-07 21:16:52,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-08-07 21:16:52,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-08-07 21:16:52,949 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-08-07 21:16:52,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52" (1/1) ... [2018-08-07 21:16:52,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52" (1/1) ... [2018-08-07 21:16:52,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52" (1/1) ... [2018-08-07 21:16:52,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52" (1/1) ... [2018-08-07 21:16:52,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52" (1/1) ... [2018-08-07 21:16:52,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52" (1/1) ... [2018-08-07 21:16:52,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52" (1/1) ... [2018-08-07 21:16:52,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-08-07 21:16:52,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-08-07 21:16:52,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-08-07 21:16:52,971 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-08-07 21:16:52,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 09:16:52" (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 [2018-08-07 21:16:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-08-07 21:16:53,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-08-07 21:16:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loop_new_gauss_sum_true_unreach_call_true_termination_i____VERIFIER_assert [2018-08-07 21:16:53,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loop_new_gauss_sum_true_unreach_call_true_termination_i____VERIFIER_assert [2018-08-07 21:16:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-08-07 21:16:53,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-08-07 21:16:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-08-07 21:16:53,041 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-08-07 21:16:53,303 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-08-07 21:16:53,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 09:16:53 BoogieIcfgContainer [2018-08-07 21:16:53,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-08-07 21:16:53,305 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-08-07 21:16:53,305 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-08-07 21:16:53,305 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-08-07 21:16:53,306 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 09:16:53" (1/1) ... [2018-08-07 21:16:53,368 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-07 21:16:53,695 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-08-07 21:16:53,717 INFO L272 AbstractInterpreter]: Visited 24 different actions 195 times. Merged at 7 different actions 65 times. Widened at 1 different actions 9 times. Found 14 fixpoints after 3 different actions. Largest state had 6 variables. [2018-08-07 21:16:53,719 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-08-07 21:16:53,720 INFO L168 Benchmark]: Toolchain (without parser) took 1041.52 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -758.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-08-07 21:16:53,723 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-08-07 21:16:53,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.99 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2018-08-07 21:16:53,726 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.76 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. [2018-08-07 21:16:53,726 INFO L168 Benchmark]: Boogie Preprocessor took 21.95 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. [2018-08-07 21:16:53,727 INFO L168 Benchmark]: RCFGBuilder took 333.86 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -788.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2018-08-07 21:16:53,728 INFO L168 Benchmark]: Abstract Interpretation took 414.16 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2018-08-07 21:16:53,735 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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. * CACSL2BoogieTranslator took 240.99 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 23.76 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 21.95 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 333.86 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -788.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 414.16 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 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: [L11] int n, sum, i; [L12] n = __VERIFIER_nondet_int() [L13] COND FALSE !(!(1 <= n && n <= 1000)) [L14] sum = 0 [L15] i = 1 [L15] COND TRUE i <= n [L16] sum = sum + i [L15] i++ [L15] i++ [L15] COND TRUE i <= n [L16] sum = sum + i [L15] i++ [L15] i++ [L15] COND TRUE i <= n [L16] sum = sum + i [L15] i++ [L15] i++ [L15] COND FALSE !(i <= n) [L18] CALL __VERIFIER_assert(2*sum == n*(n+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/gauss_sum_true-unreach-call_true-termination.i_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-08-07_21-16-53-754.csv Received shutdown request...