/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/loop-invgen/large_const.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 06:57:39,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 06:57:39,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 06:57:39,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 06:57:39,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 06:57:39,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 06:57:39,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 06:57:39,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 06:57:39,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 06:57:39,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 06:57:39,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 06:57:39,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 06:57:39,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 06:57:39,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 06:57:39,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 06:57:39,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 06:57:39,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 06:57:39,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 06:57:39,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 06:57:39,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 06:57:39,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 06:57:39,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 06:57:39,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 06:57:39,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 06:57:39,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 06:57:39,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 06:57:39,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 06:57:39,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 06:57:39,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 06:57:39,540 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 06:57:39,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 06:57:39,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 06:57:39,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 06:57:39,542 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 06:57:39,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 06:57:39,542 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 06:57:39,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 06:57:39,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 06:57:39,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 06:57:39,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 06:57:39,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 06:57:39,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 06:57:39,544 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 06:57:39,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 06:57:39,544 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 06:57:39,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 06:57:39,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 06:57:39,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 06:57:39,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 06:57:39,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 06:57:39,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 06:57:39,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 06:57:39,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 06:57:39,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 06:57:39,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 06:57:39,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 06:57:39,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 06:57:39,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 06:57:39,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 06:57:39,843 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 06:57:39,846 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 06:57:39,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 06:57:39,848 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 06:57:39,849 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/large_const.i [2019-11-07 06:57:39,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/501a6e268/c3a10449a21d442ca660660881209780/FLAG524248105 [2019-11-07 06:57:40,369 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 06:57:40,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/large_const.i [2019-11-07 06:57:40,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/501a6e268/c3a10449a21d442ca660660881209780/FLAG524248105 [2019-11-07 06:57:40,789 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/501a6e268/c3a10449a21d442ca660660881209780 [2019-11-07 06:57:40,799 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 06:57:40,801 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 06:57:40,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 06:57:40,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 06:57:40,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 06:57:40,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:40" (1/1) ... [2019-11-07 06:57:40,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab269bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:40, skipping insertion in model container [2019-11-07 06:57:40,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:40" (1/1) ... [2019-11-07 06:57:40,817 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 06:57:40,842 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 06:57:41,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:57:41,038 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 06:57:41,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:57:41,074 INFO L192 MainTranslator]: Completed translation [2019-11-07 06:57:41,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:41 WrapperNode [2019-11-07 06:57:41,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 06:57:41,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 06:57:41,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 06:57:41,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 06:57:41,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:41" (1/1) ... [2019-11-07 06:57:41,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:41" (1/1) ... [2019-11-07 06:57:41,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:41" (1/1) ... [2019-11-07 06:57:41,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:41" (1/1) ... [2019-11-07 06:57:41,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:41" (1/1) ... [2019-11-07 06:57:41,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:41" (1/1) ... [2019-11-07 06:57:41,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:41" (1/1) ... [2019-11-07 06:57:41,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 06:57:41,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 06:57:41,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 06:57:41,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 06:57:41,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:41" (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 [2019-11-07 06:57:41,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 06:57:41,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 06:57:41,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 06:57:41,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 06:57:41,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 06:57:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 06:57:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 06:57:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 06:57:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 06:57:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 06:57:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 06:57:41,471 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 06:57:41,471 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-11-07 06:57:41,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:41 BoogieIcfgContainer [2019-11-07 06:57:41,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 06:57:41,473 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 06:57:41,474 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 06:57:41,474 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 06:57:41,475 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:41" (1/1) ... [2019-11-07 06:57:41,504 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 06:57:41,726 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 06:57:41,746 INFO L272 AbstractInterpreter]: Visited 33 different actions 119 times. Merged at 12 different actions 31 times. Widened at 1 different actions 3 times. Performed 204 root evaluator evaluations with a maximum evaluation depth of 6. Performed 204 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 15 fixpoints after 6 different actions. Largest state had 20 variables. [2019-11-07 06:57:41,747 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 06:57:41,750 INFO L168 Benchmark]: Toolchain (without parser) took 947.99 ms. Allocated memory was 143.1 MB in the beginning and 199.8 MB in the end (delta: 56.6 MB). Free memory was 100.0 MB in the beginning and 150.8 MB in the end (delta: -50.7 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:41,751 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 143.1 MB. Free memory is still 117.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 06:57:41,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.66 ms. Allocated memory is still 143.1 MB. Free memory was 100.0 MB in the beginning and 89.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:41,754 INFO L168 Benchmark]: Boogie Preprocessor took 116.88 ms. Allocated memory was 143.1 MB in the beginning and 199.8 MB in the end (delta: 56.6 MB). Free memory was 89.8 MB in the beginning and 178.3 MB in the end (delta: -88.6 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:41,755 INFO L168 Benchmark]: RCFGBuilder took 280.83 ms. Allocated memory is still 199.8 MB. Free memory was 177.3 MB in the beginning and 163.6 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:41,757 INFO L168 Benchmark]: Abstract Interpretation took 273.48 ms. Allocated memory is still 199.8 MB. Free memory was 163.6 MB in the beginning and 150.8 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:41,766 INFO L335 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 143.1 MB. Free memory is still 117.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 272.66 ms. Allocated memory is still 143.1 MB. Free memory was 100.0 MB in the beginning and 89.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.88 ms. Allocated memory was 143.1 MB in the beginning and 199.8 MB in the end (delta: 56.6 MB). Free memory was 89.8 MB in the beginning and 178.3 MB in the end (delta: -88.6 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 280.83 ms. Allocated memory is still 199.8 MB. Free memory was 177.3 MB in the beginning and 163.6 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 273.48 ms. Allocated memory is still 199.8 MB. Free memory was 163.6 MB in the beginning and 150.8 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 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: [L11] int c1 = 4000; [L12] int c2 = 2000; [L13] int c3 = 10000; [L14] int n, v; [L15] int i, k, j; [L16] n = __VERIFIER_nondet_int() [L17] COND FALSE !(!(0 <= n && n < 10)) [L18] k = 0 [L19] i = 0 [L20] COND TRUE i < n [L21] i++ [L22] v = __VERIFIER_nondet_int() [L23] COND FALSE !(!(0 <= v && n < 2)) [L24] COND TRUE v == 0 [L25] k += c1 [L20] COND FALSE !(i < n) [L31] j = 0 [L32] COND TRUE j < n [L33] CALL __VERIFIER_assert(k > 0) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...