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/loops/sum03-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:39:14,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:39:14,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:39:14,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:39:14,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:39:14,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:39:14,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:39:14,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:39:14,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:39:14,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:39:14,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:39:14,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:39:14,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:39:14,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:39:14,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:39:14,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:39:14,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:39:14,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:39:14,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:39:14,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:39:14,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:39:14,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:39:14,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:39:14,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:39:14,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-03 12:39:14,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:39:14,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:39:14,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:39:14,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:39:14,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:39:14,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:39:14,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:39:14,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:39:14,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:39:14,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:39:14,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:39:14,461 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 12:39:14,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:39:14,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:39:14,488 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:39:14,488 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:39:14,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:39:14,489 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:39:14,489 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:39:14,489 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:39:14,490 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:39:14,490 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:39:14,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:39:14,491 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:39:14,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:39:14,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:39:14,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:39:14,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:39:14,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:39:14,492 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:39:14,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:39:14,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:39:14,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:39:14,492 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:39:14,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:39:14,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:39:14,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:39:14,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:39:14,493 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:39:14,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:39:14,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:39:14,494 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:39:14,534 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:39:14,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:39:14,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:39:14,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:39:14,557 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:39:14,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/sum03-1.i [2019-10-03 12:39:14,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22a027ddd/83b017031b0f4a6b9188746e4af34b5d/FLAG7dcbef55a [2019-10-03 12:39:15,051 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:39:15,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/sum03-1.i [2019-10-03 12:39:15,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22a027ddd/83b017031b0f4a6b9188746e4af34b5d/FLAG7dcbef55a [2019-10-03 12:39:15,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22a027ddd/83b017031b0f4a6b9188746e4af34b5d [2019-10-03 12:39:15,479 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:39:15,480 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:39:15,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:39:15,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:39:15,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:39:15,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:39:15" (1/1) ... [2019-10-03 12:39:15,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@287e3a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:15, skipping insertion in model container [2019-10-03 12:39:15,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:39:15" (1/1) ... [2019-10-03 12:39:15,495 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:39:15,509 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:39:15,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:39:15,679 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:39:15,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:39:15,704 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:39:15,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:15 WrapperNode [2019-10-03 12:39:15,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:39:15,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:39:15,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:39:15,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:39:15,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:15" (1/1) ... [2019-10-03 12:39:15,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:15" (1/1) ... [2019-10-03 12:39:15,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:15" (1/1) ... [2019-10-03 12:39:15,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:15" (1/1) ... [2019-10-03 12:39:15,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:15" (1/1) ... [2019-10-03 12:39:15,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:15" (1/1) ... [2019-10-03 12:39:15,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:15" (1/1) ... [2019-10-03 12:39:15,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:39:15,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:39:15,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:39:15,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:39:15,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:15" (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 12:39:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:39:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:39:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 12:39:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:39:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:39:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 12:39:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 12:39:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:39:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:39:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:39:16,033 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:39:16,033 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:39:16,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:39:16 BoogieIcfgContainer [2019-10-03 12:39:16,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:39:16,035 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:39:16,035 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:39:16,036 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:39:16,036 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:39:16" (1/1) ... [2019-10-03 12:39:16,064 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:39:16,151 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-10-03 12:39:16,821 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-03 12:39:16,858 INFO L272 AbstractInterpreter]: Visited 19 different actions 162 times. Merged at 5 different actions 38 times. Widened at 1 different actions 3 times. Performed 214 root evaluator evaluations with a maximum evaluation depth of 8. Performed 214 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 9 fixpoints after 3 different actions. Largest state had 8 variables. [2019-10-03 12:39:16,859 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:39:16,870 INFO L168 Benchmark]: Toolchain (without parser) took 1387.98 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 89.4 MB in the beginning and 82.9 MB in the end (delta: 6.4 MB). Peak memory consumption was 73.0 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:16,872 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:39:16,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 223.94 ms. Allocated memory is still 133.7 MB. Free memory was 88.9 MB in the beginning and 79.8 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:16,878 INFO L168 Benchmark]: Boogie Preprocessor took 108.13 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 79.8 MB in the beginning and 177.2 MB in the end (delta: -97.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:16,879 INFO L168 Benchmark]: RCFGBuilder took 221.22 ms. Allocated memory is still 200.3 MB. Free memory was 177.2 MB in the beginning and 165.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:16,882 INFO L168 Benchmark]: Abstract Interpretation took 823.64 ms. Allocated memory is still 200.3 MB. Free memory was 165.2 MB in the beginning and 82.9 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:16,893 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 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 223.94 ms. Allocated memory is still 133.7 MB. Free memory was 88.9 MB in the beginning and 79.8 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.13 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 79.8 MB in the beginning and 177.2 MB in the end (delta: -97.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 221.22 ms. Allocated memory is still 200.3 MB. Free memory was 177.2 MB in the beginning and 165.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 823.64 ms. Allocated memory is still 200.3 MB. Free memory was 165.2 MB in the beginning and 82.9 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 4]: 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] int sn=0; [L11] unsigned int loop1=__VERIFIER_nondet_uint(), n1=__VERIFIER_nondet_uint(); [L11] unsigned int loop1=__VERIFIER_nondet_uint(), n1=__VERIFIER_nondet_uint(); [L12] unsigned int x=0; [L13] COND TRUE 1 [L14] COND TRUE x<10 [L15] sn = sn + (2) [L17] x++ [L18] CALL __VERIFIER_assert(sn==x*(2) || sn == 0) [L3] COND TRUE !(cond) [L4] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...