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/nla-digbench/geo3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:14:37,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:14:37,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:14:37,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:14:37,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:14:37,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:14:37,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:14:37,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:14:37,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:14:37,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:14:37,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:14:37,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:14:37,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:14:37,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:14:37,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:14:37,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:14:37,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:14:37,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:14:37,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:14:37,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:14:37,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:14:37,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:14:37,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:14:37,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:14:37,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:14:37,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:14:37,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:14:37,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:14:37,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:14:37,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:14:37,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:14:37,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:14:37,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:14:37,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:14:37,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:14:37,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:14:37,412 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 16:14:37,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:14:37,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:14:37,443 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:14:37,443 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:14:37,444 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:14:37,444 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:14:37,445 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:14:37,445 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:14:37,445 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:14:37,446 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:14:37,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:14:37,447 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:14:37,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:14:37,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:14:37,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:14:37,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:14:37,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:14:37,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:14:37,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:14:37,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:14:37,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:14:37,450 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:14:37,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:14:37,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:14:37,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:14:37,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:14:37,451 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:14:37,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:14:37,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:14:37,452 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:14:37,509 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:14:37,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:14:37,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:14:37,534 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:14:37,534 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:14:37,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/geo3.c [2019-09-11 16:14:37,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24caf79b2/632cfe02e2af46b59c7c25a8e2b3652c/FLAGdea176663 [2019-09-11 16:14:38,106 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:14:38,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/geo3.c [2019-09-11 16:14:38,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24caf79b2/632cfe02e2af46b59c7c25a8e2b3652c/FLAGdea176663 [2019-09-11 16:14:38,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24caf79b2/632cfe02e2af46b59c7c25a8e2b3652c [2019-09-11 16:14:38,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:14:38,449 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:14:38,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:14:38,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:14:38,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:14:38,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:14:38" (1/1) ... [2019-09-11 16:14:38,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fa3d82d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:38, skipping insertion in model container [2019-09-11 16:14:38,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:14:38" (1/1) ... [2019-09-11 16:14:38,472 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:14:38,496 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:14:38,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:14:38,707 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:14:38,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:14:38,746 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:14:38,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:38 WrapperNode [2019-09-11 16:14:38,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:14:38,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:14:38,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:14:38,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:14:38,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:38" (1/1) ... [2019-09-11 16:14:38,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:38" (1/1) ... [2019-09-11 16:14:38,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:38" (1/1) ... [2019-09-11 16:14:38,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:38" (1/1) ... [2019-09-11 16:14:38,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:38" (1/1) ... [2019-09-11 16:14:38,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:38" (1/1) ... [2019-09-11 16:14:38,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:38" (1/1) ... [2019-09-11 16:14:38,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:14:38,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:14:38,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:14:38,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:14:38,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:38" (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 16:14:38,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:14:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:14:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-11 16:14:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:14:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:14:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 16:14:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 16:14:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-11 16:14:38,939 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:14:38,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:14:38,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:14:39,108 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:14:39,109 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 16:14:39,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:14:39 BoogieIcfgContainer [2019-09-11 16:14:39,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:14:39,111 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:14:39,111 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:14:39,111 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:14:39,112 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:14:39" (1/1) ... [2019-09-11 16:14:39,147 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:14:39,643 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:14:39,665 INFO L272 AbstractInterpreter]: Visited 24 different actions 155 times. Merged at 9 different actions 45 times. Widened at 1 different actions 1 times. Performed 177 root evaluator evaluations with a maximum evaluation depth of 9. Performed 177 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 10 variables. [2019-09-11 16:14:39,666 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:14:39,669 INFO L168 Benchmark]: Toolchain (without parser) took 1218.27 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 85.8 MB in the beginning and 128.5 MB in the end (delta: -42.7 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2019-09-11 16:14:39,671 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:14:39,672 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.94 ms. Allocated memory is still 137.9 MB. Free memory was 85.6 MB in the beginning and 76.3 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-11 16:14:39,673 INFO L168 Benchmark]: Boogie Preprocessor took 133.61 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 76.3 MB in the beginning and 175.2 MB in the end (delta: -98.9 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-09-11 16:14:39,674 INFO L168 Benchmark]: RCFGBuilder took 229.15 ms. Allocated memory is still 197.7 MB. Free memory was 175.2 MB in the beginning and 163.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:14:39,675 INFO L168 Benchmark]: Abstract Interpretation took 554.77 ms. Allocated memory is still 197.7 MB. Free memory was 163.2 MB in the beginning and 128.5 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:14:39,679 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 291.94 ms. Allocated memory is still 137.9 MB. Free memory was 85.6 MB in the beginning and 76.3 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 133.61 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 76.3 MB in the beginning and 175.2 MB in the end (delta: -98.9 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 229.15 ms. Allocated memory is still 197.7 MB. Free memory was 175.2 MB in the beginning and 163.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 554.77 ms. Allocated memory is still 197.7 MB. Free memory was 163.2 MB in the beginning and 128.5 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 12]: 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: [L17] int z, a, k; [L18] int x, y, c; [L19] z = __VERIFIER_nondet_int() [L20] a = __VERIFIER_nondet_int() [L21] k = __VERIFIER_nondet_int() [L23] x = a [L24] y = 1 [L25] c = 1 [L27] COND TRUE 1 [L28] CALL __VERIFIER_assert(z*x - x + a - a*z*y == 0) [L10] COND TRUE !(cond) [L12] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...