./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/ntdrivers-simplified/diskperf_simpl1.cil.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 507de3a6972fe7d98868a5d3779c0d8ce42b046d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ntdrivers-simplified/diskperf_simpl1.cil.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 507de3a6972fe7d98868a5d3779c0d8ce42b046d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:38:25,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:25,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:25,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:25,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:25,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:25,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:25,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:25,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:25,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:25,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:25,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:25,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:25,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:25,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:25,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:25,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:25,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:25,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:25,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:25,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:25,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:25,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:25,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:25,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:25,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:25,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:25,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:25,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:25,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:25,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:25,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:25,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:25,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:25,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:25,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:25,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:25,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:25,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:25,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:25,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:25,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:38:25,513 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:25,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:25,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:25,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:25,521 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:25,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:25,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:25,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:38:25,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:25,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:25,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:25,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:25,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:25,534 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:25,534 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:25,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:25,535 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:25,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:25,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:25,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:25,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:25,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:25,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:25,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:25,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:25,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:25,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:38:25,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:38:25,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:25,545 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 -> 507de3a6972fe7d98868a5d3779c0d8ce42b046d [2019-11-24 20:38:26,147 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:26,180 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:26,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:26,191 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:26,195 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:26,196 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-24 20:38:26,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89f775166/3961a225a8f1419fa2ae994479541541/FLAG23513574c [2019-11-24 20:38:27,631 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:27,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-24 20:38:27,666 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89f775166/3961a225a8f1419fa2ae994479541541/FLAG23513574c [2019-11-24 20:38:27,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89f775166/3961a225a8f1419fa2ae994479541541 [2019-11-24 20:38:27,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:27,727 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:27,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:27,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:27,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:27,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:27" (1/1) ... [2019-11-24 20:38:27,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50044e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:27, skipping insertion in model container [2019-11-24 20:38:27,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:27" (1/1) ... [2019-11-24 20:38:27,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:27,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:28,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:28,910 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:29,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:29,174 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:29,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29 WrapperNode [2019-11-24 20:38:29,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:29,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:29,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:29,178 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:29,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:29,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:29,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:29,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:29,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:29" (1/1) ... [2019-11-24 20:38:29,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:29,707 INFO L168 Benchmark]: Toolchain (without parser) took 1972.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:29,708 INFO L168 Benchmark]: CDTParser took 3.18 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:29,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1442.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:29,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.93 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 972.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:29,717 INFO L168 Benchmark]: Boogie Preprocessor took 289.45 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 960.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:29,730 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.18 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1442.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.93 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 972.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 289.45 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 960.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-32f2683 [2019-11-24 20:38:33,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:33,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:33,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:33,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:33,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:33,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:33,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:33,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:33,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:33,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:33,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:33,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:33,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:33,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:33,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:33,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:33,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:33,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:33,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:33,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:33,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:33,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:33,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:33,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:33,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:33,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:33,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:33,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:33,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:33,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:33,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:33,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:33,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:33,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:33,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:33,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:33,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:33,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:33,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:33,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:33,948 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:38:33,992 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:33,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:34,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:34,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:34,001 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:34,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:34,002 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:34,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:34,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:34,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:34,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:34,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:34,008 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:34,008 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:38:34,009 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:38:34,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:34,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:34,011 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:34,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:34,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:34,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:34,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:34,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:34,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:34,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:34,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:34,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:34,018 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:38:34,018 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:38:34,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:34,019 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:38:34,021 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 -> 507de3a6972fe7d98868a5d3779c0d8ce42b046d [2019-11-24 20:38:34,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:34,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:34,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:34,664 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:34,667 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:34,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-24 20:38:34,833 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d406fca2/25f9eb19da3c4576a8bb4f67a99dc92c/FLAG947b62459 [2019-11-24 20:38:36,121 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:36,122 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-24 20:38:36,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d406fca2/25f9eb19da3c4576a8bb4f67a99dc92c/FLAG947b62459 [2019-11-24 20:38:36,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d406fca2/25f9eb19da3c4576a8bb4f67a99dc92c [2019-11-24 20:38:36,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:36,207 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:36,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:36,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:36,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:36,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7ae881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:36, skipping insertion in model container [2019-11-24 20:38:36,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:36" (1/1) ... [2019-11-24 20:38:36,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:36,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:37,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:37,436 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:37,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:37,719 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:37,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37 WrapperNode [2019-11-24 20:38:37,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:37,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:37,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:37,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:37,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:37,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:38,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:38,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:38,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:38,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:38,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:38,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:38,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:38,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:38,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:38,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:38,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:37" (1/1) ... [2019-11-24 20:38:38,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:38,348 INFO L168 Benchmark]: Toolchain (without parser) took 2134.80 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 955.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:38,354 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-24 20:38:38,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1503.79 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:38,359 INFO L168 Benchmark]: Boogie Procedure Inliner took 312.18 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:38,364 INFO L168 Benchmark]: Boogie Preprocessor took 301.80 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 955.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:38,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1503.79 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 312.18 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 301.80 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 955.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...