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-crafted/zero_sum_const_m2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 04:24:10,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 04:24:10,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 04:24:10,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 04:24:10,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 04:24:10,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 04:24:10,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 04:24:10,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 04:24:10,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 04:24:10,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 04:24:10,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 04:24:10,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 04:24:10,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 04:24:10,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 04:24:10,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 04:24:10,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 04:24:10,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 04:24:10,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 04:24:10,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 04:24:10,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 04:24:10,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 04:24:10,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 04:24:10,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 04:24:10,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 04:24:10,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-03 04:24:10,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 04:24:10,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 04:24:10,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 04:24:10,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 04:24:10,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 04:24:10,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 04:24:10,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 04:24:10,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 04:24:10,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 04:24:10,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 04:24:10,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 04:24:10,229 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 [2019-10-03 04:24:10,268 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 04:24:10,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 04:24:10,269 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 04:24:10,269 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 04:24:10,273 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 04:24:10,274 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 04:24:10,274 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 04:24:10,275 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 04:24:10,275 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 04:24:10,275 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 04:24:10,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 04:24:10,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 04:24:10,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 04:24:10,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 04:24:10,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 04:24:10,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 04:24:10,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 04:24:10,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 04:24:10,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 04:24:10,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 04:24:10,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 04:24:10,279 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 04:24:10,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 04:24:10,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 04:24:10,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 04:24:10,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 04:24:10,280 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 04:24:10,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 04:24:10,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 04:24:10,284 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 04:24:10,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 04:24:10,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 04:24:10,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 04:24:10,336 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 04:24:10,337 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 04:24:10,337 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/zero_sum_const_m2.c [2019-10-03 04:24:10,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01ee390b3/c853f47460bb41ecb0600cd699db9ad3/FLAGc14a28758 [2019-10-03 04:24:10,849 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 04:24:10,850 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/zero_sum_const_m2.c [2019-10-03 04:24:10,857 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01ee390b3/c853f47460bb41ecb0600cd699db9ad3/FLAGc14a28758 [2019-10-03 04:24:11,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01ee390b3/c853f47460bb41ecb0600cd699db9ad3 [2019-10-03 04:24:11,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 04:24:11,250 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 04:24:11,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 04:24:11,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 04:24:11,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 04:24:11,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 04:24:11" (1/1) ... [2019-10-03 04:24:11,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283534bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:11, skipping insertion in model container [2019-10-03 04:24:11,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 04:24:11" (1/1) ... [2019-10-03 04:24:11,268 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 04:24:11,287 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 04:24:11,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 04:24:11,486 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 04:24:11,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 04:24:11,520 INFO L192 MainTranslator]: Completed translation [2019-10-03 04:24:11,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:11 WrapperNode [2019-10-03 04:24:11,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 04:24:11,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 04:24:11,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 04:24:11,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 04:24:11,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:11" (1/1) ... [2019-10-03 04:24:11,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:11" (1/1) ... [2019-10-03 04:24:11,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:11" (1/1) ... [2019-10-03 04:24:11,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:11" (1/1) ... [2019-10-03 04:24:11,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:11" (1/1) ... [2019-10-03 04:24:11,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:11" (1/1) ... [2019-10-03 04:24:11,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:11" (1/1) ... [2019-10-03 04:24:11,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 04:24:11,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 04:24:11,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 04:24:11,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 04:24:11,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 04:24:11" (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 [2019-10-03 04:24:11,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 04:24:11,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 04:24:11,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 04:24:11,716 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 04:24:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 04:24:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 04:24:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 04:24:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-03 04:24:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 04:24:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 04:24:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 04:24:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 04:24:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 04:24:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 04:24:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 04:24:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 04:24:11,996 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 04:24:11,997 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-03 04:24:11,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 04:24:11 BoogieIcfgContainer [2019-10-03 04:24:11,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 04:24:12,000 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 04:24:12,000 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 04:24:12,000 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 04:24:12,001 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 04:24:11" (1/1) ... [2019-10-03 04:24:12,067 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 04:24:12,165 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 04:24:12,170 INFO L272 AbstractInterpreter]: Visited 12 different actions 12 times. Never merged. Never widened. Performed 27 root evaluator evaluations with a maximum evaluation depth of 4. Performed 27 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Never found a fixpoint. Largest state had 33 variables. [2019-10-03 04:24:12,170 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 04:24:12,172 INFO L168 Benchmark]: Toolchain (without parser) took 921.74 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 86.5 MB in the beginning and 153.1 MB in the end (delta: -66.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 04:24:12,174 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 04:24:12,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 269.57 ms. Allocated memory is still 137.4 MB. Free memory was 86.3 MB in the beginning and 75.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-10-03 04:24:12,176 INFO L168 Benchmark]: Boogie Preprocessor took 137.30 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 75.8 MB in the beginning and 176.0 MB in the end (delta: -100.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. [2019-10-03 04:24:12,177 INFO L168 Benchmark]: RCFGBuilder took 340.27 ms. Allocated memory is still 199.2 MB. Free memory was 176.0 MB in the beginning and 159.0 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-10-03 04:24:12,178 INFO L168 Benchmark]: Abstract Interpretation took 170.38 ms. Allocated memory is still 199.2 MB. Free memory was 159.0 MB in the beginning and 153.1 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-10-03 04:24:12,182 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 137.4 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 269.57 ms. Allocated memory is still 137.4 MB. Free memory was 86.3 MB in the beginning and 75.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 137.30 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 75.8 MB in the beginning and 176.0 MB in the end (delta: -100.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 340.27 ms. Allocated memory is still 199.2 MB. Free memory was 176.0 MB in the beginning and 159.0 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 170.38 ms. Allocated memory is still 199.2 MB. Free memory was 159.0 MB in the beginning and 153.1 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 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: 3]: 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...