java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/terminator_03-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:41:12,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:41:12,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:41:12,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:41:12,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:41:12,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:41:12,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:41:12,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:41:12,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:41:12,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:41:12,261 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:41:12,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:41:12,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:41:12,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:41:12,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:41:12,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:41:12,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:41:12,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:41:12,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:41:12,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:41:12,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:41:12,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:41:12,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:41:12,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:41:12,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 20:41:12,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:41:12,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:41:12,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:41:12,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:41:12,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:41:12,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:41:12,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:41:12,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:41:12,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:41:12,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:41:12,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:41:12,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-14 20:41:12,302 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:41:12,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:41:12,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:41:12,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:41:12,303 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:41:12,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:41:12,304 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:41:12,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:41:12,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:41:12,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:41:12,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:41:12,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:41:12,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:41:12,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:41:12,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:41:12,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:41:12,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:41:12,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:41:12,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:41:12,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:41:12,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:41:12,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:41:12,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:41:12,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:41:12,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:41:12,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:41:12,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:41:12,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:41:12,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:41:12,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:41:12,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:41:12,360 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:41:12,361 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:41:12,362 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:41:12,362 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/terminator_03-2.i [2019-08-14 20:41:12,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b03c7465a/4fb045f8e8494942b276ba8e70f7f4da/FLAGec464b417 [2019-08-14 20:41:12,831 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:41:12,831 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/terminator_03-2.i [2019-08-14 20:41:12,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b03c7465a/4fb045f8e8494942b276ba8e70f7f4da/FLAGec464b417 [2019-08-14 20:41:13,243 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b03c7465a/4fb045f8e8494942b276ba8e70f7f4da [2019-08-14 20:41:13,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:41:13,252 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:41:13,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:41:13,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:41:13,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:41:13,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:41:13" (1/1) ... [2019-08-14 20:41:13,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dab538b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:13, skipping insertion in model container [2019-08-14 20:41:13,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:41:13" (1/1) ... [2019-08-14 20:41:13,267 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:41:13,283 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:41:13,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:41:13,467 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:41:13,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:41:13,506 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:41:13,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:13 WrapperNode [2019-08-14 20:41:13,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:41:13,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:41:13,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:41:13,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:41:13,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:13" (1/1) ... [2019-08-14 20:41:13,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:13" (1/1) ... [2019-08-14 20:41:13,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:13" (1/1) ... [2019-08-14 20:41:13,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:13" (1/1) ... [2019-08-14 20:41:13,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:13" (1/1) ... [2019-08-14 20:41:13,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:13" (1/1) ... [2019-08-14 20:41:13,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:13" (1/1) ... [2019-08-14 20:41:13,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:41:13,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:41:13,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:41:13,624 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:41:13,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:41:13" (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 [2019-08-14 20:41:13,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:41:13,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:41:13,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-14 20:41:13,676 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:41:13,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:41:13,677 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-14 20:41:13,677 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-14 20:41:13,677 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:41:13,677 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-14 20:41:13,677 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:41:13,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:41:13,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:41:13,838 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:41:13,838 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 20:41:13,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:41:13 BoogieIcfgContainer [2019-08-14 20:41:13,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:41:13,840 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:41:13,840 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:41:13,840 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:41:13,841 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:41:13" (1/1) ... [2019-08-14 20:41:14,011 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:41:14,014 INFO L168 Benchmark]: Toolchain (without parser) took 760.88 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 87.1 MB in the beginning and 157.6 MB in the end (delta: -70.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-14 20:41:14,016 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:41:14,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 254.05 ms. Allocated memory is still 131.1 MB. Free memory was 86.9 MB in the beginning and 77.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:41:14,019 INFO L168 Benchmark]: Boogie Preprocessor took 115.62 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 77.2 MB in the beginning and 176.1 MB in the end (delta: -98.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:41:14,020 INFO L168 Benchmark]: RCFGBuilder took 216.18 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 164.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-14 20:41:14,021 INFO L168 Benchmark]: Symbolic Interpretation took 171.58 ms. Allocated memory is still 198.7 MB. Free memory was 164.2 MB in the beginning and 157.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:41:14,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 254.05 ms. Allocated memory is still 131.1 MB. Free memory was 86.9 MB in the beginning and 77.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.62 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 77.2 MB in the beginning and 176.1 MB in the end (delta: -98.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 216.18 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 164.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 171.58 ms. Allocated memory is still 198.7 MB. Free memory was 164.2 MB in the beginning and 157.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...