./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/diamond_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-acceleration/diamond_1-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6fcd08cd378135b975d587d741b10d720e9f6a50 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-acceleration/diamond_1-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6fcd08cd378135b975d587d741b10d720e9f6a50 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:37,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:37,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:37,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:37,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:37,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:37,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:37,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:37,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:37,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:37,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:37,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:37,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:37,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:37,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:37,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:37,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:37,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:37,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:37,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:37,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:37,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:37,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:37,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:37,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:37,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:37,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:37,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:37,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:37,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:37,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:37,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:37,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:37,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:37,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:37,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:37,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:37,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:37,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:37,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:37,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:37,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:03:37,369 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:37,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:37,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:37,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:37,375 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:37,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:37,376 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:37,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:03:37,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:37,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:37,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:37,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:37,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:37,381 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:37,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:37,384 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:37,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:37,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:37,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:37,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:37,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:37,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:37,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:37,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:37,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:37,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:03:37,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:03:37,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:37,390 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fcd08cd378135b975d587d741b10d720e9f6a50 [2019-11-26 17:03:38,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:38,044 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:38,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:38,056 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:38,060 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:38,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/diamond_1-2.c [2019-11-26 17:03:38,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10f59e52/b511e368d0174c7d9db6ffdb15270a28/FLAGd567ceeee [2019-11-26 17:03:39,276 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:39,282 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/diamond_1-2.c [2019-11-26 17:03:39,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10f59e52/b511e368d0174c7d9db6ffdb15270a28/FLAGd567ceeee [2019-11-26 17:03:39,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10f59e52/b511e368d0174c7d9db6ffdb15270a28 [2019-11-26 17:03:39,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:39,341 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:39,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:39,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:39,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:39,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39, skipping insertion in model container [2019-11-26 17:03:39,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:39,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:39,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:39,774 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:39,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:39,821 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:39,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39 WrapperNode [2019-11-26 17:03:39,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:39,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:39,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:39,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:39,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:39,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:39,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:39,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:40,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:40,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:40,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:40,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:40,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:40,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:40,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:40,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:40,056 INFO L168 Benchmark]: Toolchain (without parser) took 697.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:40,059 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:40,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 476.81 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:40,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:40,070 INFO L168 Benchmark]: Boogie Preprocessor took 47.09 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:40,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 476.81 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 47.09 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:43,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:43,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:43,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:43,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:43,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:43,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:43,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:43,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:44,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:44,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:44,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:44,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:44,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:44,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:44,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:44,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:44,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:44,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:44,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:44,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:44,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:44,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:44,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:44,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:44,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:44,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:44,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:44,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:44,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:44,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:44,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:44,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:44,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:44,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:44,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:44,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:44,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:44,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:44,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:44,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:44,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:03:44,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:44,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:44,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:44,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:44,181 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:44,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:44,182 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:44,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:44,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:44,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:44,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:44,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:44,189 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:03:44,191 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:03:44,192 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:44,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:44,192 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:44,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:44,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:44,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:44,196 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:44,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:44,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:44,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:44,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:44,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:44,199 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:03:44,201 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:03:44,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:44,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:03:44,203 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fcd08cd378135b975d587d741b10d720e9f6a50 [2019-11-26 17:03:44,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:44,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:44,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:44,814 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:44,820 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:44,822 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/diamond_1-2.c [2019-11-26 17:03:44,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/034c00b92/7b862d7d35374bb8b01fa53bde865cbe/FLAG6db2d4717 [2019-11-26 17:03:46,059 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:46,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/diamond_1-2.c [2019-11-26 17:03:46,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/034c00b92/7b862d7d35374bb8b01fa53bde865cbe/FLAG6db2d4717 [2019-11-26 17:03:46,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/034c00b92/7b862d7d35374bb8b01fa53bde865cbe [2019-11-26 17:03:46,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:46,130 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:46,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:46,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:46,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:46,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:46" (1/1) ... [2019-11-26 17:03:46,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:46, skipping insertion in model container [2019-11-26 17:03:46,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:46" (1/1) ... [2019-11-26 17:03:46,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:46,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:46,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:46,702 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:46,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:46,777 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:46,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:46 WrapperNode [2019-11-26 17:03:46,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:46,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:46,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:46,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:46,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:46" (1/1) ... [2019-11-26 17:03:46,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:46" (1/1) ... [2019-11-26 17:03:46,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:46,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:46,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:46,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:46,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:46" (1/1) ... [2019-11-26 17:03:46,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:46" (1/1) ... [2019-11-26 17:03:46,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:46" (1/1) ... [2019-11-26 17:03:46,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:46" (1/1) ... [2019-11-26 17:03:46,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:46" (1/1) ... [2019-11-26 17:03:46,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:46" (1/1) ... [2019-11-26 17:03:46,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:46" (1/1) ... [2019-11-26 17:03:47,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:47,020 INFO L168 Benchmark]: Toolchain (without parser) took 883.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:47,022 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:47,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:47,027 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:47,031 INFO L168 Benchmark]: Boogie Preprocessor took 64.47 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:47,039 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 649.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.47 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...