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/ldv-regression/test_cut_trace.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:09:02,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:09:02,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:09:02,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-11 16:09:02,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:09:02,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:09:02,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:09:02,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:09:02,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:09:02,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:09:02,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:09:02,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:09:02,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:09:02,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:09:02,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:09:02,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:09:02,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:09:02,381 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 [2019-09-11 16:09:02,395 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:09:02,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:09:02,396 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:09:02,396 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:09:02,397 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:09:02,397 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:09:02,397 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:09:02,398 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:09:02,398 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:09:02,398 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:09:02,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:09:02,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:09:02,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:09:02,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:09:02,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:09:02,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:09:02,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:09:02,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:09:02,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:09:02,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:09:02,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:09:02,401 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:09:02,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:09:02,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:09:02,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:09:02,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:09:02,403 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:09:02,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:09:02,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:09:02,403 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:09:02,441 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:09:02,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:09:02,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:09:02,458 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:09:02,459 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:09:02,460 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_cut_trace.i [2019-09-11 16:09:02,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df60806d2/57c868fffcfd41169b6c14e7884aa6ca/FLAG8a5e47d71 [2019-09-11 16:09:02,930 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:09:02,931 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_cut_trace.i [2019-09-11 16:09:02,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df60806d2/57c868fffcfd41169b6c14e7884aa6ca/FLAG8a5e47d71 [2019-09-11 16:09:03,346 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df60806d2/57c868fffcfd41169b6c14e7884aa6ca [2019-09-11 16:09:03,355 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:09:03,357 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:09:03,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:09:03,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:09:03,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:09:03,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:09:03" (1/1) ... [2019-09-11 16:09:03,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@445f4559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:09:03, skipping insertion in model container [2019-09-11 16:09:03,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:09:03" (1/1) ... [2019-09-11 16:09:03,373 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:09:03,389 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:09:03,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:09:03,553 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:09:03,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:09:03,587 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:09:03,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:09:03 WrapperNode [2019-09-11 16:09:03,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:09:03,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:09:03,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:09:03,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:09:03,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:09:03" (1/1) ... [2019-09-11 16:09:03,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:09:03" (1/1) ... [2019-09-11 16:09:03,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:09:03" (1/1) ... [2019-09-11 16:09:03,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:09:03" (1/1) ... [2019-09-11 16:09:03,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:09:03" (1/1) ... [2019-09-11 16:09:03,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:09:03" (1/1) ... [2019-09-11 16:09:03,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:09:03" (1/1) ... [2019-09-11 16:09:03,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:09:03,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:09:03,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:09:03,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:09:03,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:09:03" (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 [2019-09-11 16:09:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:09:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:09:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-11 16:09:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:09:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:09:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-11 16:09:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:09:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:09:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:09:03,904 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:09:03,904 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 16:09:03,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:09:03 BoogieIcfgContainer [2019-09-11 16:09:03,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:09:03,906 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:09:03,906 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:09:03,906 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:09:03,907 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:09:03" (1/1) ... [2019-09-11 16:09:03,927 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:09:03,999 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 16:09:04,006 INFO L272 AbstractInterpreter]: Visited 14 different actions 14 times. Never merged. Never widened. Performed 7 root evaluator evaluations with a maximum evaluation depth of 3. Performed 7 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 3 variables. [2019-09-11 16:09:04,006 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:09:04,009 INFO L168 Benchmark]: Toolchain (without parser) took 651.22 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 90.3 MB in the beginning and 164.8 MB in the end (delta: -74.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 16:09:04,010 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory is still 108.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 16:09:04,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.03 ms. Allocated memory is still 142.6 MB. Free memory was 90.3 MB in the beginning and 81.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-09-11 16:09:04,013 INFO L168 Benchmark]: Boogie Preprocessor took 122.87 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 81.1 MB in the beginning and 179.9 MB in the end (delta: -98.7 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-11 16:09:04,014 INFO L168 Benchmark]: RCFGBuilder took 192.98 ms. Allocated memory is still 201.9 MB. Free memory was 179.9 MB in the beginning and 170.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-11 16:09:04,015 INFO L168 Benchmark]: Abstract Interpretation took 100.44 ms. Allocated memory is still 201.9 MB. Free memory was 170.0 MB in the beginning and 164.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-09-11 16:09:04,019 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory is still 108.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 231.03 ms. Allocated memory is still 142.6 MB. Free memory was 90.3 MB in the beginning and 81.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.87 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 81.1 MB in the beginning and 179.9 MB in the end (delta: -98.7 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 192.98 ms. Allocated memory is still 201.9 MB. Free memory was 179.9 MB in the beginning and 170.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 100.44 ms. Allocated memory is still 201.9 MB. Free memory was 170.0 MB in the beginning and 164.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 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: 6]: 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...