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-lit/cggmp2005b.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 00:39:05,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 00:39:05,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 00:39:05,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-10-14 00:39:05,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 00:39:05,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 00:39:05,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 00:39:05,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 00:39:05,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 00:39:05,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 00:39:05,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 00:39:05,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 00:39:05,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 00:39:05,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 00:39:05,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 00:39:05,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 00:39:05,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 00:39:05,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 00:39:05,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 00:39:05,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 00:39:05,660 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 [2019-10-14 00:39:05,694 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 00:39:05,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 00:39:05,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 00:39:05,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 00:39:05,700 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 00:39:05,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 00:39:05,700 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 00:39:05,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 00:39:05,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 00:39:05,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 00:39:05,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 00:39:05,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 00:39:05,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 00:39:05,704 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 00:39:05,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 00:39:05,705 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 00:39:05,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 00:39:05,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 00:39:05,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 00:39:05,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 00:39:05,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 00:39:05,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 00:39:05,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 00:39:05,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 00:39:05,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 00:39:05,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 00:39:05,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 00:39:05,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 00:39:05,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-14 00:39:06,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 00:39:06,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 00:39:06,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 00:39:06,034 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 00:39:06,035 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 00:39:06,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/cggmp2005b.i [2019-10-14 00:39:06,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1dc2f1ac/1a069a29a10b49b39dd9fe787465a63c/FLAGc8729c689 [2019-10-14 00:39:06,583 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 00:39:06,583 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/cggmp2005b.i [2019-10-14 00:39:06,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1dc2f1ac/1a069a29a10b49b39dd9fe787465a63c/FLAGc8729c689 [2019-10-14 00:39:06,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1dc2f1ac/1a069a29a10b49b39dd9fe787465a63c [2019-10-14 00:39:06,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 00:39:06,974 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 00:39:06,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 00:39:06,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 00:39:06,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 00:39:06,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:39:06" (1/1) ... [2019-10-14 00:39:06,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a6fbe7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:39:06, skipping insertion in model container [2019-10-14 00:39:06,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:39:06" (1/1) ... [2019-10-14 00:39:06,990 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 00:39:07,007 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 00:39:07,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:39:07,198 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 00:39:07,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:39:07,226 INFO L192 MainTranslator]: Completed translation [2019-10-14 00:39:07,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:39:07 WrapperNode [2019-10-14 00:39:07,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 00:39:07,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 00:39:07,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 00:39:07,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 00:39:07,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:39:07" (1/1) ... [2019-10-14 00:39:07,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:39:07" (1/1) ... [2019-10-14 00:39:07,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:39:07" (1/1) ... [2019-10-14 00:39:07,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:39:07" (1/1) ... [2019-10-14 00:39:07,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:39:07" (1/1) ... [2019-10-14 00:39:07,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:39:07" (1/1) ... [2019-10-14 00:39:07,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:39:07" (1/1) ... [2019-10-14 00:39:07,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 00:39:07,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 00:39:07,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 00:39:07,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 00:39:07,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:39:07" (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 [2019-10-14 00:39:07,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 00:39:07,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 00:39:07,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-14 00:39:07,374 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 00:39:07,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 00:39:07,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 00:39:07,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-14 00:39:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 00:39:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 00:39:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 00:39:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 00:39:07,549 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 00:39:07,549 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-14 00:39:07,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:39:07 BoogieIcfgContainer [2019-10-14 00:39:07,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 00:39:07,552 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-14 00:39:07,552 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-14 00:39:07,552 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-14 00:39:07,553 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:39:07" (1/1) ... [2019-10-14 00:39:07,594 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-14 00:39:07,806 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-14 00:39:07,837 INFO L272 AbstractInterpreter]: Visited 27 different actions 101 times. Merged at 5 different actions 28 times. Widened at 4 different actions 11 times. Performed 174 root evaluator evaluations with a maximum evaluation depth of 6. Performed 174 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 7 fixpoints after 3 different actions. Largest state had 4 variables. [2019-10-14 00:39:07,837 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-14 00:39:07,840 INFO L168 Benchmark]: Toolchain (without parser) took 865.18 ms. Allocated memory was 136.8 MB in the beginning and 199.8 MB in the end (delta: 62.9 MB). Free memory was 99.8 MB in the beginning and 157.4 MB in the end (delta: -57.6 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-10-14 00:39:07,841 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 136.8 MB. Free memory is still 118.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-14 00:39:07,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.02 ms. Allocated memory is still 136.8 MB. Free memory was 99.8 MB in the beginning and 90.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-10-14 00:39:07,843 INFO L168 Benchmark]: Boogie Preprocessor took 95.39 ms. Allocated memory was 136.8 MB in the beginning and 199.8 MB in the end (delta: 62.9 MB). Free memory was 90.6 MB in the beginning and 178.9 MB in the end (delta: -88.2 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-10-14 00:39:07,844 INFO L168 Benchmark]: RCFGBuilder took 228.46 ms. Allocated memory is still 199.8 MB. Free memory was 178.9 MB in the beginning and 167.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-10-14 00:39:07,845 INFO L168 Benchmark]: Abstract Interpretation took 285.46 ms. Allocated memory is still 199.8 MB. Free memory was 167.4 MB in the beginning and 157.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-10-14 00:39:07,848 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 136.8 MB. Free memory is still 118.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 252.02 ms. Allocated memory is still 136.8 MB. Free memory was 99.8 MB in the beginning and 90.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.39 ms. Allocated memory was 136.8 MB in the beginning and 199.8 MB in the end (delta: 62.9 MB). Free memory was 90.6 MB in the beginning and 178.9 MB in the end (delta: -88.2 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 228.46 ms. Allocated memory is still 199.8 MB. Free memory was 178.9 MB in the beginning and 167.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 285.46 ms. Allocated memory is still 199.8 MB. Free memory was 167.4 MB in the beginning and 157.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 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 i,j,k; [L12] i = 0 [L13] k = 9 [L14] j = -100 [L15] COND TRUE i <= 100 [L16] i = i + 1 [L17] COND TRUE j < 20 [L18] j = i + j [L17] COND TRUE j < 20 [L18] j = i + j [L17] COND TRUE j < 20 [L18] j = i + j [L17] COND TRUE j < 20 [L18] j = i + j [L17] COND TRUE j < 20 [L18] j = i + j [L17] COND TRUE j < 20 [L18] j = i + j [L17] COND TRUE j < 20 [L18] j = i + j [L17] COND TRUE j < 20 [L18] j = i + j [L17] COND FALSE !(j < 20) [L20] k = 4 [L21] COND FALSE !(k <= 3) [L15] COND TRUE i <= 100 [L16] i = i + 1 [L17] COND FALSE !(j < 20) [L20] k = 4 [L21] COND FALSE !(k <= 3) [L15] COND TRUE i <= 100 [L16] i = i + 1 [L17] COND FALSE !(j < 20) [L20] k = 4 [L21] COND FALSE !(k <= 3) [L15] COND TRUE i <= 100 [L16] i = i + 1 [L17] COND FALSE !(j < 20) [L20] k = 4 [L21] COND FALSE !(k <= 3) [L15] COND TRUE i <= 100 [L16] i = i + 1 [L17] COND FALSE !(j < 20) [L20] k = 4 [L21] COND FALSE !(k <= 3) [L15] COND FALSE !(i <= 100) [L25] CALL __VERIFIER_assert(k == 4) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...