/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-invariants/odd.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 06:57:27,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 06:57:27,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 06:57:27,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 06:57:27,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 06:57:27,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 06:57:27,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 06:57:27,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 06:57:27,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 06:57:27,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 06:57:27,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 06:57:27,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 06:57:27,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 06:57:27,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 06:57:27,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 06:57:27,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 06:57:27,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 06:57:27,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 06:57:27,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 06:57:27,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 06:57:27,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 06:57:27,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 06:57:27,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 06:57:27,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 06:57:27,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 06:57:27,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 06:57:27,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 06:57:27,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 06:57:27,222 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 06:57:27,238 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 06:57:27,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 06:57:27,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 06:57:27,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 06:57:27,242 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 06:57:27,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 06:57:27,242 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 06:57:27,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 06:57:27,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 06:57:27,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 06:57:27,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 06:57:27,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 06:57:27,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 06:57:27,243 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 06:57:27,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 06:57:27,244 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 06:57:27,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 06:57:27,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 06:57:27,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 06:57:27,245 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 06:57:27,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 06:57:27,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 06:57:27,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 06:57:27,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 06:57:27,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 06:57:27,246 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 06:57:27,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 06:57:27,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 06:57:27,246 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 06:57:27,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 06:57:27,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 06:57:27,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 06:57:27,555 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 06:57:27,555 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 06:57:27,557 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invariants/odd.c [2019-11-07 06:57:27,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bce6e029/11c6d1f1434945a9ba7e01479dc6183b/FLAGe592e24a8 [2019-11-07 06:57:28,102 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 06:57:28,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/odd.c [2019-11-07 06:57:28,110 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bce6e029/11c6d1f1434945a9ba7e01479dc6183b/FLAGe592e24a8 [2019-11-07 06:57:28,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bce6e029/11c6d1f1434945a9ba7e01479dc6183b [2019-11-07 06:57:28,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 06:57:28,490 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 06:57:28,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 06:57:28,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 06:57:28,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 06:57:28,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:28" (1/1) ... [2019-11-07 06:57:28,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f4d4771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28, skipping insertion in model container [2019-11-07 06:57:28,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:57:28" (1/1) ... [2019-11-07 06:57:28,508 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 06:57:28,525 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 06:57:28,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:57:28,697 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 06:57:28,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:57:28,721 INFO L192 MainTranslator]: Completed translation [2019-11-07 06:57:28,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28 WrapperNode [2019-11-07 06:57:28,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 06:57:28,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 06:57:28,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 06:57:28,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 06:57:28,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2019-11-07 06:57:28,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2019-11-07 06:57:28,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2019-11-07 06:57:28,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2019-11-07 06:57:28,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2019-11-07 06:57:28,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2019-11-07 06:57:28,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (1/1) ... [2019-11-07 06:57:28,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 06:57:28,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 06:57:28,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 06:57:28,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 06:57:28,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:57:28" (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 06:57:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 06:57:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 06:57:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 06:57:28,897 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 06:57:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 06:57:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 06:57:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 06:57:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 06:57:28,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 06:57:28,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 06:57:29,061 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 06:57:29,061 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 06:57:29,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:29 BoogieIcfgContainer [2019-11-07 06:57:29,063 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 06:57:29,063 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 06:57:29,063 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 06:57:29,064 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 06:57:29,064 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:57:29" (1/1) ... [2019-11-07 06:57:29,089 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 06:57:29,173 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-11-07 06:57:30,883 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 06:57:30,906 INFO L272 AbstractInterpreter]: Visited 21 different actions 126 times. Merged at 6 different actions 42 times. Widened at 1 different actions 3 times. Performed 161 root evaluator evaluations with a maximum evaluation depth of 12. Performed 161 inverse root evaluator evaluations with a maximum inverse evaluation depth of 12. Found 8 fixpoints after 2 different actions. Largest state had 3 variables. [2019-11-07 06:57:30,907 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 06:57:30,911 INFO L168 Benchmark]: Toolchain (without parser) took 2419.31 ms. Allocated memory was 146.3 MB in the beginning and 278.9 MB in the end (delta: 132.6 MB). Free memory was 104.2 MB in the beginning and 168.6 MB in the end (delta: -64.4 MB). Peak memory consumption was 68.2 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:30,914 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 06:57:30,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.17 ms. Allocated memory is still 146.3 MB. Free memory was 104.0 MB in the beginning and 94.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:30,918 INFO L168 Benchmark]: Boogie Preprocessor took 117.41 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 94.3 MB in the beginning and 181.4 MB in the end (delta: -87.1 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:30,920 INFO L168 Benchmark]: RCFGBuilder took 222.63 ms. Allocated memory is still 202.9 MB. Free memory was 181.4 MB in the beginning and 170.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:30,921 INFO L168 Benchmark]: Abstract Interpretation took 1843.81 ms. Allocated memory was 202.9 MB in the beginning and 278.9 MB in the end (delta: 76.0 MB). Free memory was 170.7 MB in the beginning and 168.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 7.1 GB. [2019-11-07 06:57:30,931 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 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 231.17 ms. Allocated memory is still 146.3 MB. Free memory was 104.0 MB in the beginning and 94.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.41 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 94.3 MB in the beginning and 181.4 MB in the end (delta: -87.1 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 222.63 ms. Allocated memory is still 202.9 MB. Free memory was 181.4 MB in the beginning and 170.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1843.81 ms. Allocated memory was 202.9 MB in the beginning and 278.9 MB in the end (delta: 76.0 MB). Free memory was 170.7 MB in the beginning and 168.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 78.1 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: [L10] unsigned int x = 1; [L11] COND FALSE !(__VERIFIER_nondet_int()) [L14] CALL __VERIFIER_assert(x % 2) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...