/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-lit/jm2006_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 06:57:56,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 06:57:56,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 06:57:56,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 06:57:56,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 06:57:56,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 06:57:56,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 06:57:56,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 06:57:56,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 06:57:56,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 06:57:56,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 06:57:56,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-11-07 06:57:56,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 06:57:56,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 06:57:56,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 06:57:56,917 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 06:57:56,931 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 06:57:56,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 06:57:56,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 06:57:56,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 06:57:56,933 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 06:57:56,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 06:57:56,933 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 06:57:56,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 06:57:56,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 06:57:56,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 06:57:56,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 06:57:56,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 06:57:56,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 06:57:56,935 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 06:57:56,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 06:57:56,935 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 06:57:56,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 06:57:56,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 06:57:56,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 06:57:56,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 06:57:56,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 06:57:56,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 06:57:56,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 06:57:56,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 06:57:56,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 06:57:56,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 06:57:56,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 06:57:56,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 06:57:56,938 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 06:57:57,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 06:57:57,278 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 06:57:57,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 06:57:57,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 06:57:57,284 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 06:57:57,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/jm2006_variant.i [2019-11-07 06:57:57,339 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2e4662e9/363f767ab2e14d5097b9078773236574/FLAG227b73fc9 [2019-11-07 06:57:57,730 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 06:57:57,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/jm2006_variant.i [2019-11-07 06:57:57,738 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2e4662e9/363f767ab2e14d5097b9078773236574/FLAG227b73fc9 [2019-11-07 06:57:58,133 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2e4662e9/363f767ab2e14d5097b9078773236574 [2019-11-07 06:57:58,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 06:57:58,143 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 06:57:58,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 06:57:58,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 06:57:58,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 06:57:58,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:58" (1/1) ... [2019-11-07 06:57:58,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91f3dac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:58, skipping insertion in model container [2019-11-07 06:57:58,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:58" (1/1) ... [2019-11-07 06:57:58,160 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 06:57:58,177 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 06:57:58,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:57:58,370 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 06:57:58,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:57:58,407 INFO L192 MainTranslator]: Completed translation [2019-11-07 06:57:58,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:58 WrapperNode [2019-11-07 06:57:58,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 06:57:58,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 06:57:58,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 06:57:58,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 06:57:58,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:58" (1/1) ... [2019-11-07 06:57:58,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:58" (1/1) ... [2019-11-07 06:57:58,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:58" (1/1) ... [2019-11-07 06:57:58,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:58" (1/1) ... [2019-11-07 06:57:58,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:58" (1/1) ... [2019-11-07 06:57:58,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:58" (1/1) ... [2019-11-07 06:57:58,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:58" (1/1) ... [2019-11-07 06:57:58,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 06:57:58,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 06:57:58,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 06:57:58,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 06:57:58,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:58" (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 06:57:58,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 06:57:58,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 06:57:58,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 06:57:58,602 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 06:57:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 06:57:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 06:57:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 06:57:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 06:57:58,603 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 06:57:58,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 06:57:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 06:57:58,805 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 06:57:58,805 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 06:57:58,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:58 BoogieIcfgContainer [2019-11-07 06:57:58,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 06:57:58,807 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 06:57:58,807 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 06:57:58,807 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 06:57:58,808 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:58" (1/1) ... [2019-11-07 06:57:58,836 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 06:57:59,150 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 06:57:59,173 INFO L272 AbstractInterpreter]: Visited 26 different actions 98 times. Merged at 6 different actions 22 times. Widened at 1 different actions 3 times. Performed 202 root evaluator evaluations with a maximum evaluation depth of 6. Performed 202 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 14 fixpoints after 4 different actions. Largest state had 10 variables. [2019-11-07 06:57:59,173 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 06:57:59,177 INFO L168 Benchmark]: Toolchain (without parser) took 1032.25 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 104.1 MB in the beginning and 152.9 MB in the end (delta: -48.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:59,178 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 06:57:59,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.17 ms. Allocated memory is still 145.8 MB. Free memory was 103.7 MB in the beginning and 94.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:59,180 INFO L168 Benchmark]: Boogie Preprocessor took 129.70 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 94.4 MB in the beginning and 180.8 MB in the end (delta: -86.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:59,181 INFO L168 Benchmark]: RCFGBuilder took 267.58 ms. Allocated memory is still 202.4 MB. Free memory was 180.8 MB in the beginning and 168.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:59,182 INFO L168 Benchmark]: Abstract Interpretation took 366.82 ms. Allocated memory is still 202.4 MB. Free memory was 168.2 MB in the beginning and 152.9 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:59,187 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 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 264.17 ms. Allocated memory is still 145.8 MB. Free memory was 103.7 MB in the beginning and 94.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.70 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 94.4 MB in the beginning and 180.8 MB in the end (delta: -86.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 267.58 ms. Allocated memory is still 202.4 MB. Free memory was 180.8 MB in the beginning and 168.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 366.82 ms. Allocated memory is still 202.4 MB. Free memory was 168.2 MB in the beginning and 152.9 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 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; [L12] i = __VERIFIER_nondet_int() [L13] j = __VERIFIER_nondet_int() [L14] COND FALSE !(!(i >= 0 && i <= 1000000)) [L15] COND FALSE !(!(j >= 0)) [L16] int x = i; [L17] int y = j; [L18] int z = 0; [L19] COND FALSE !(x != 0) [L24] COND TRUE i == j [L25] CALL __VERIFIER_assert(y == -z) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...