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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/loop-new/count_by_1_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c6af20d [2019-09-03 21:26:55,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-03 21:26:55,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-03 21:26:55,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-03 21:26:55,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-03 21:26:55,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-03 21:26:55,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-03 21:26:55,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-03 21:26:55,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-03 21:26:55,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-03 21:26:55,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-03 21:26:55,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-03 21:26:55,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-03 21:26:55,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-03 21:26:55,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-03 21:26:55,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-03 21:26:55,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-03 21:26:55,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-03 21:26:55,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-03 21:26:55,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-03 21:26:55,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-03 21:26:55,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-03 21:26:55,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-03 21:26:55,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-03 21:26:55,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-09-03 21:26:55,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-03 21:26:55,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-03 21:26:55,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-03 21:26:55,239 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-03 21:26:55,240 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-03 21:26:55,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-03 21:26:55,242 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-03 21:26:55,242 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-03 21:26:55,242 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-03 21:26:55,242 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-03 21:26:55,243 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-03 21:26:55,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-03 21:26:55,246 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-03 21:26:55,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-03 21:26:55,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-03 21:26:55,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-03 21:26:55,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-03 21:26:55,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-03 21:26:55,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-03 21:26:55,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-03 21:26:55,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-03 21:26:55,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-03 21:26:55,248 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-03 21:26:55,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-03 21:26:55,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-03 21:26:55,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-03 21:26:55,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-03 21:26:55,249 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-03 21:26:55,250 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-03 21:26:55,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-03 21:26:55,250 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-03 21:26:55,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-03 21:26:55,305 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-03 21:26:55,309 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-03 21:26:55,311 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-03 21:26:55,311 INFO L275 PluginConnector]: CDTParser initialized [2019-09-03 21:26:55,312 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-new/count_by_1_variant.i [2019-09-03 21:26:55,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d910589bb/e91c265ba3c947b6ae041111e79e170c/FLAG5926eb4a3 [2019-09-03 21:26:55,805 INFO L306 CDTParser]: Found 1 translation units. [2019-09-03 21:26:55,806 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-new/count_by_1_variant.i [2019-09-03 21:26:55,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d910589bb/e91c265ba3c947b6ae041111e79e170c/FLAG5926eb4a3 [2019-09-03 21:26:56,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d910589bb/e91c265ba3c947b6ae041111e79e170c [2019-09-03 21:26:56,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-03 21:26:56,240 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-03 21:26:56,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-03 21:26:56,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-03 21:26:56,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-03 21:26:56,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.09 09:26:56" (1/1) ... [2019-09-03 21:26:56,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79ee9e5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:56, skipping insertion in model container [2019-09-03 21:26:56,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.09 09:26:56" (1/1) ... [2019-09-03 21:26:56,257 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-03 21:26:56,276 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-03 21:26:56,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-03 21:26:56,503 INFO L188 MainTranslator]: Completed pre-run [2019-09-03 21:26:56,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-03 21:26:56,538 INFO L192 MainTranslator]: Completed translation [2019-09-03 21:26:56,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:56 WrapperNode [2019-09-03 21:26:56,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-03 21:26:56,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-03 21:26:56,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-03 21:26:56,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-03 21:26:56,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:56" (1/1) ... [2019-09-03 21:26:56,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:56" (1/1) ... [2019-09-03 21:26:56,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:56" (1/1) ... [2019-09-03 21:26:56,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:56" (1/1) ... [2019-09-03 21:26:56,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:56" (1/1) ... [2019-09-03 21:26:56,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:56" (1/1) ... [2019-09-03 21:26:56,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:56" (1/1) ... [2019-09-03 21:26:56,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-03 21:26:56,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-03 21:26:56,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-03 21:26:56,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-03 21:26:56,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 09:26:56" (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 [2019-09-03 21:26:56,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-03 21:26:56,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-03 21:26:56,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-03 21:26:56,718 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-03 21:26:56,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-03 21:26:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-03 21:26:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-03 21:26:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-03 21:26:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-03 21:26:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-03 21:26:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-03 21:26:56,864 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-03 21:26:56,865 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-03 21:26:56,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.09 09:26:56 BoogieIcfgContainer [2019-09-03 21:26:56,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-03 21:26:56,867 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-03 21:26:56,867 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-03 21:26:56,868 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-03 21:26:56,868 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.09 09:26:56" (1/1) ... [2019-09-03 21:26:56,890 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-03 21:26:57,085 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-03 21:26:57,105 INFO L272 AbstractInterpreter]: Visited 21 different actions 81 times. Merged at 3 different actions 15 times. Widened at 1 different actions 1 times. Performed 96 root evaluator evaluations with a maximum evaluation depth of 5. Performed 96 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 1 fixpoints after 1 different actions. Largest state had 3 variables. [2019-09-03 21:26:57,105 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-03 21:26:57,108 INFO L168 Benchmark]: Toolchain (without parser) took 867.01 ms. Allocated memory was 140.0 MB in the beginning and 198.2 MB in the end (delta: 58.2 MB). Free memory was 87.8 MB in the beginning and 154.6 MB in the end (delta: -66.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-03 21:26:57,109 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-03 21:26:57,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.82 ms. Allocated memory is still 140.0 MB. Free memory was 87.4 MB in the beginning and 78.2 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-09-03 21:26:57,111 INFO L168 Benchmark]: Boogie Preprocessor took 121.98 ms. Allocated memory was 140.0 MB in the beginning and 198.2 MB in the end (delta: 58.2 MB). Free memory was 78.2 MB in the beginning and 176.2 MB in the end (delta: -98.0 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-09-03 21:26:57,112 INFO L168 Benchmark]: RCFGBuilder took 203.98 ms. Allocated memory is still 198.2 MB. Free memory was 176.2 MB in the beginning and 165.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-09-03 21:26:57,113 INFO L168 Benchmark]: Abstract Interpretation took 238.37 ms. Allocated memory is still 198.2 MB. Free memory was 164.7 MB in the beginning and 154.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-09-03 21:26:57,118 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 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 298.82 ms. Allocated memory is still 140.0 MB. Free memory was 87.4 MB in the beginning and 78.2 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.98 ms. Allocated memory was 140.0 MB in the beginning and 198.2 MB in the end (delta: 58.2 MB). Free memory was 78.2 MB in the beginning and 176.2 MB in the end (delta: -98.0 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 203.98 ms. Allocated memory is still 198.2 MB. Free memory was 176.2 MB in the beginning and 165.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 238.37 ms. Allocated memory is still 198.2 MB. Free memory was 164.7 MB in the beginning and 154.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 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: [L11] int i; [L12] i = 0 [L12] COND TRUE i != 1000000 [L13] CALL __VERIFIER_assert(i <= 1000000) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...