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/array-industry-pattern/check_removal_from_set_after_insertion.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 19:07:34,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 19:07:34,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 19:07:34,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-10 19:07:34,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 19:07:34,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 19:07:34,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 19:07:34,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 19:07:34,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 19:07:34,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 19:07:34,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 19:07:34,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 19:07:34,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 19:07:34,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 19:07:34,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 19:07:34,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 19:07:34,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-10 19:07:34,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 19:07:34,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 19:07:34,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 19:07:34,138 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 [2019-09-10 19:07:34,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 19:07:34,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 19:07:34,179 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 19:07:34,180 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 19:07:34,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 19:07:34,181 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 19:07:34,181 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 19:07:34,182 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 19:07:34,182 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 19:07:34,182 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 19:07:34,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 19:07:34,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 19:07:34,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 19:07:34,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 19:07:34,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 19:07:34,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 19:07:34,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 19:07:34,184 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 19:07:34,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 19:07:34,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 19:07:34,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 19:07:34,187 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 19:07:34,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 19:07:34,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 19:07:34,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 19:07:34,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 19:07:34,188 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 19:07:34,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 19:07:34,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 19:07:34,189 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 19:07:34,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 19:07:34,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 19:07:34,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 19:07:34,246 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 19:07:34,246 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 19:07:34,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-industry-pattern/check_removal_from_set_after_insertion.c [2019-09-10 19:07:34,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/534a236fb/e498dff5609a4f7c9e7d8731f62176d4/FLAG8480d9fcc [2019-09-10 19:07:34,824 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 19:07:34,825 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-industry-pattern/check_removal_from_set_after_insertion.c [2019-09-10 19:07:34,832 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/534a236fb/e498dff5609a4f7c9e7d8731f62176d4/FLAG8480d9fcc [2019-09-10 19:07:35,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/534a236fb/e498dff5609a4f7c9e7d8731f62176d4 [2019-09-10 19:07:35,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 19:07:35,179 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 19:07:35,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 19:07:35,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 19:07:35,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 19:07:35,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 07:07:35" (1/1) ... [2019-09-10 19:07:35,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0a4805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:07:35, skipping insertion in model container [2019-09-10 19:07:35,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 07:07:35" (1/1) ... [2019-09-10 19:07:35,200 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 19:07:35,224 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 19:07:35,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 19:07:35,459 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 19:07:35,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 19:07:35,502 INFO L192 MainTranslator]: Completed translation [2019-09-10 19:07:35,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:07:35 WrapperNode [2019-09-10 19:07:35,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 19:07:35,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 19:07:35,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 19:07:35,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 19:07:35,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:07:35" (1/1) ... [2019-09-10 19:07:35,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:07:35" (1/1) ... [2019-09-10 19:07:35,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:07:35" (1/1) ... [2019-09-10 19:07:35,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:07:35" (1/1) ... [2019-09-10 19:07:35,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:07:35" (1/1) ... [2019-09-10 19:07:35,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:07:35" (1/1) ... [2019-09-10 19:07:35,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:07:35" (1/1) ... [2019-09-10 19:07:35,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 19:07:35,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 19:07:35,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 19:07:35,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 19:07:35,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:07:35" (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 [2019-09-10 19:07:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 19:07:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 19:07:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-10 19:07:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2019-09-10 19:07:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure elem_exists [2019-09-10 19:07:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 19:07:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 19:07:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-10 19:07:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 19:07:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2019-09-10 19:07:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 19:07:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure elem_exists [2019-09-10 19:07:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 19:07:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 19:07:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 19:07:35,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 19:07:35,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 19:07:35,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 19:07:36,158 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 19:07:36,159 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-10 19:07:36,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 07:07:36 BoogieIcfgContainer [2019-09-10 19:07:36,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 19:07:36,162 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-10 19:07:36,162 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-10 19:07:36,162 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-10 19:07:36,163 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 07:07:36" (1/1) ... [2019-09-10 19:07:36,190 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 19:07:36,265 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 19:07:36,272 INFO L272 AbstractInterpreter]: Visited 6 different actions 6 times. Never merged. Never widened. Performed 20 root evaluator evaluations with a maximum evaluation depth of 0. Performed 20 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 40 variables. [2019-09-10 19:07:36,272 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-10 19:07:36,275 INFO L168 Benchmark]: Toolchain (without parser) took 1095.36 ms. Allocated memory was 143.1 MB in the beginning and 203.4 MB in the end (delta: 60.3 MB). Free memory was 89.7 MB in the beginning and 153.7 MB in the end (delta: -64.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-10 19:07:36,276 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 143.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-10 19:07:36,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.22 ms. Allocated memory is still 143.1 MB. Free memory was 89.5 MB in the beginning and 78.7 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. [2019-09-10 19:07:36,279 INFO L168 Benchmark]: Boogie Preprocessor took 165.48 ms. Allocated memory was 143.1 MB in the beginning and 203.4 MB in the end (delta: 60.3 MB). Free memory was 78.7 MB in the beginning and 179.9 MB in the end (delta: -101.2 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-09-10 19:07:36,280 INFO L168 Benchmark]: RCFGBuilder took 491.37 ms. Allocated memory is still 203.4 MB. Free memory was 179.9 MB in the beginning and 159.3 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-09-10 19:07:36,281 INFO L168 Benchmark]: Abstract Interpretation took 110.57 ms. Allocated memory is still 203.4 MB. Free memory was 159.3 MB in the beginning and 153.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-09-10 19:07:36,287 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 143.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 323.22 ms. Allocated memory is still 143.1 MB. Free memory was 89.5 MB in the beginning and 78.7 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 165.48 ms. Allocated memory was 143.1 MB in the beginning and 203.4 MB in the end (delta: 60.3 MB). Free memory was 78.7 MB in the beginning and 179.9 MB in the end (delta: -101.2 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 491.37 ms. Allocated memory is still 203.4 MB. Free memory was 179.9 MB in the beginning and 159.3 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 110.57 ms. Allocated memory is still 203.4 MB. Free memory was 159.3 MB in the beginning and 153.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 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: 2]: 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...