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/array-tiling/skipped.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 03:34:05,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 03:34:05,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 03:34:05,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 03:34:05,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 03:34:05,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 03:34:05,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 03:34:05,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 03:34:05,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 03:34:05,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 03:34:05,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 03:34:05,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 03:34:05,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 03:34:05,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 03:34:05,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 03:34:05,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 03:34:05,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 03:34:05,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 03:34:05,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 03:34:05,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 03:34:05,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 03:34:05,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 03:34:05,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 03:34:05,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 03:34:05,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-15 03:34:05,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 03:34:05,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 03:34:05,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 03:34:05,783 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 [2019-10-15 03:34:05,804 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 03:34:05,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 03:34:05,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 03:34:05,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 03:34:05,806 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 03:34:05,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 03:34:05,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 03:34:05,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 03:34:05,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 03:34:05,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 03:34:05,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 03:34:05,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 03:34:05,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 03:34:05,808 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 03:34:05,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 03:34:05,808 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 03:34:05,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 03:34:05,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 03:34:05,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 03:34:05,809 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 03:34:05,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 03:34:05,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 03:34:05,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 03:34:05,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 03:34:05,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 03:34:05,810 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 03:34:05,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 03:34:05,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 03:34:05,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-15 03:34:06,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 03:34:06,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 03:34:06,138 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 03:34:06,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 03:34:06,140 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 03:34:06,141 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/skipped.c [2019-10-15 03:34:06,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed1bb86f2/a9475326f4684acba4847fb45d643d21/FLAGa38d0ebcb [2019-10-15 03:34:06,659 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 03:34:06,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/skipped.c [2019-10-15 03:34:06,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed1bb86f2/a9475326f4684acba4847fb45d643d21/FLAGa38d0ebcb [2019-10-15 03:34:07,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed1bb86f2/a9475326f4684acba4847fb45d643d21 [2019-10-15 03:34:07,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 03:34:07,057 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 03:34:07,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 03:34:07,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 03:34:07,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 03:34:07,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:34:07" (1/1) ... [2019-10-15 03:34:07,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@445a6c94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:07, skipping insertion in model container [2019-10-15 03:34:07,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:34:07" (1/1) ... [2019-10-15 03:34:07,073 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 03:34:07,094 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 03:34:07,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:34:07,314 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 03:34:07,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:34:07,445 INFO L192 MainTranslator]: Completed translation [2019-10-15 03:34:07,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:07 WrapperNode [2019-10-15 03:34:07,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 03:34:07,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 03:34:07,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 03:34:07,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 03:34:07,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:07" (1/1) ... [2019-10-15 03:34:07,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:07" (1/1) ... [2019-10-15 03:34:07,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:07" (1/1) ... [2019-10-15 03:34:07,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:07" (1/1) ... [2019-10-15 03:34:07,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:07" (1/1) ... [2019-10-15 03:34:07,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:07" (1/1) ... [2019-10-15 03:34:07,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:07" (1/1) ... [2019-10-15 03:34:07,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 03:34:07,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 03:34:07,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 03:34:07,499 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 03:34:07,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:07" (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 [2019-10-15 03:34:07,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 03:34:07,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 03:34:07,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 03:34:07,556 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 03:34:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 03:34:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 03:34:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 03:34:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 03:34:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 03:34:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 03:34:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 03:34:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 03:34:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 03:34:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 03:34:07,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 03:34:07,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 03:34:07,890 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 03:34:07,890 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-15 03:34:07,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:34:07 BoogieIcfgContainer [2019-10-15 03:34:07,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 03:34:07,892 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 03:34:07,892 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 03:34:07,893 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 03:34:07,893 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:34:07" (1/1) ... [2019-10-15 03:34:07,921 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 03:34:08,000 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 03:34:08,006 INFO L272 AbstractInterpreter]: Visited 12 different actions 12 times. Never merged. Never widened. Performed 27 root evaluator evaluations with a maximum evaluation depth of 4. Performed 27 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Never found a fixpoint. Largest state had 30 variables. [2019-10-15 03:34:08,006 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 03:34:08,009 INFO L168 Benchmark]: Toolchain (without parser) took 950.72 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 101.9 MB in the beginning and 155.5 MB in the end (delta: -53.6 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-10-15 03:34:08,010 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 03:34:08,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.90 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 101.7 MB in the beginning and 180.5 MB in the end (delta: -78.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-10-15 03:34:08,013 INFO L168 Benchmark]: Boogie Preprocessor took 50.80 ms. Allocated memory is still 201.9 MB. Free memory was 180.5 MB in the beginning and 178.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-10-15 03:34:08,014 INFO L168 Benchmark]: RCFGBuilder took 393.45 ms. Allocated memory is still 201.9 MB. Free memory was 178.7 MB in the beginning and 161.6 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2019-10-15 03:34:08,014 INFO L168 Benchmark]: Abstract Interpretation took 113.71 ms. Allocated memory is still 201.9 MB. Free memory was 161.6 MB in the beginning and 155.5 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. [2019-10-15 03:34:08,019 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 388.90 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 101.7 MB in the beginning and 180.5 MB in the end (delta: -78.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.80 ms. Allocated memory is still 201.9 MB. Free memory was 180.5 MB in the beginning and 178.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 393.45 ms. Allocated memory is still 201.9 MB. Free memory was 178.7 MB in the beginning and 161.6 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 113.71 ms. Allocated memory is still 201.9 MB. Free memory was 161.6 MB in the beginning and 155.5 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...