./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:18:27,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:18:27,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:18:27,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:18:27,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:18:27,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:18:27,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:18:27,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:18:27,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:18:27,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:18:27,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:18:27,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:18:27,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:18:27,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:18:27,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:18:27,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:18:27,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:18:27,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:18:27,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:18:27,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:18:27,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:18:27,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:18:27,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:18:27,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:18:27,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:18:27,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:18:27,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:18:27,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:18:27,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:18:27,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:18:27,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:18:27,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:18:27,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:18:27,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:18:27,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:18:27,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:18:27,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:18:27,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:18:27,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:18:27,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:18:27,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:18:27,672 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:18:27,698 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:18:27,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:18:27,699 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:18:27,699 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:18:27,699 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:18:27,700 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:18:27,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:18:27,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:18:27,700 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:18:27,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:18:27,701 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:18:27,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:18:27,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:18:27,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:18:27,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:18:27,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:18:27,702 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:18:27,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:18:27,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:18:27,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:18:27,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:18:27,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:27,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:18:27,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:18:27,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:18:27,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:18:27,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:18:27,704 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:18:27,704 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:18:27,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:18:27,704 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:18:27,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 [2021-12-15 13:18:27,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:18:27,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:18:27,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:18:27,934 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:18:27,934 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:18:27,935 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2021-12-15 13:18:27,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f3297c55/dd44013c77e4495cb385ab7021329e67/FLAG1c108f137 [2021-12-15 13:18:28,698 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:18:28,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2021-12-15 13:18:28,747 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f3297c55/dd44013c77e4495cb385ab7021329e67/FLAG1c108f137 [2021-12-15 13:18:29,007 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f3297c55/dd44013c77e4495cb385ab7021329e67 [2021-12-15 13:18:29,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:18:29,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:18:29,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:29,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:18:29,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:18:29,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:29" (1/1) ... [2021-12-15 13:18:29,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@646d4778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:29, skipping insertion in model container [2021-12-15 13:18:29,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:29" (1/1) ... [2021-12-15 13:18:29,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:18:29,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:18:30,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2021-12-15 13:18:30,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:30,537 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:18:30,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2021-12-15 13:18:30,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:30,930 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:18:30,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:30 WrapperNode [2021-12-15 13:18:30,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:30,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:30,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:18:30,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:18:30,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:30" (1/1) ... [2021-12-15 13:18:31,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:30" (1/1) ... [2021-12-15 13:18:31,139 INFO L137 Inliner]: procedures = 250, calls = 2028, calls flagged for inlining = 112, calls inlined = 108, statements flattened = 4557 [2021-12-15 13:18:31,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:31,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:18:31,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:18:31,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:18:31,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:30" (1/1) ... [2021-12-15 13:18:31,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:30" (1/1) ... [2021-12-15 13:18:31,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:30" (1/1) ... [2021-12-15 13:18:31,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:30" (1/1) ... [2021-12-15 13:18:31,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:30" (1/1) ... [2021-12-15 13:18:31,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:30" (1/1) ... [2021-12-15 13:18:31,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:30" (1/1) ... [2021-12-15 13:18:31,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:18:31,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:18:31,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:18:31,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:18:31,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:30" (1/1) ... [2021-12-15 13:18:31,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:31,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:18:31,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:18:31,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:18:31,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:18:31,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:18:31,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:18:31,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:18:31,459 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2021-12-15 13:18:31,459 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2021-12-15 13:18:31,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:18:31,459 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:18:31,459 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2021-12-15 13:18:31,459 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2021-12-15 13:18:31,459 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2021-12-15 13:18:31,460 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2021-12-15 13:18:31,460 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2021-12-15 13:18:31,460 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2021-12-15 13:18:31,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:18:31,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:18:31,460 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2021-12-15 13:18:31,460 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2021-12-15 13:18:31,460 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-15 13:18:31,460 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-15 13:18:31,460 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2021-12-15 13:18:31,461 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2021-12-15 13:18:31,461 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2021-12-15 13:18:31,461 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2021-12-15 13:18:31,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:18:31,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:18:31,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2021-12-15 13:18:31,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2021-12-15 13:18:31,461 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-15 13:18:31,461 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-15 13:18:31,462 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2021-12-15 13:18:31,462 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2021-12-15 13:18:31,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:18:31,462 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:18:31,462 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:18:31,462 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:18:31,462 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2021-12-15 13:18:31,462 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2021-12-15 13:18:31,462 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:18:31,463 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:18:31,463 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2021-12-15 13:18:31,463 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2021-12-15 13:18:31,463 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-15 13:18:31,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-15 13:18:31,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:18:31,463 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2021-12-15 13:18:31,463 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2021-12-15 13:18:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:18:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2021-12-15 13:18:31,464 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2021-12-15 13:18:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:18:31,464 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:18:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:18:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:18:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2021-12-15 13:18:31,464 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2021-12-15 13:18:31,465 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2021-12-15 13:18:31,465 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2021-12-15 13:18:31,465 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:18:31,465 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:18:31,465 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-15 13:18:31,465 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-15 13:18:31,465 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-12-15 13:18:31,465 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-12-15 13:18:31,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:18:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-15 13:18:31,466 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-15 13:18:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2021-12-15 13:18:31,466 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2021-12-15 13:18:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:18:31,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:18:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:18:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2021-12-15 13:18:31,466 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2021-12-15 13:18:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:18:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2021-12-15 13:18:31,467 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2021-12-15 13:18:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-15 13:18:31,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-15 13:18:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2021-12-15 13:18:31,467 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2021-12-15 13:18:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2021-12-15 13:18:31,467 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2021-12-15 13:18:31,468 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-15 13:18:31,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-15 13:18:31,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:18:31,468 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-15 13:18:31,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-15 13:18:31,468 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2021-12-15 13:18:31,468 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2021-12-15 13:18:31,468 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-15 13:18:31,468 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-15 13:18:31,469 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2021-12-15 13:18:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2021-12-15 13:18:31,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:18:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:18:31,469 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2021-12-15 13:18:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2021-12-15 13:18:31,469 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2021-12-15 13:18:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2021-12-15 13:18:31,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:18:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:18:31,470 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2021-12-15 13:18:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2021-12-15 13:18:31,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:18:31,470 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-15 13:18:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-15 13:18:31,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:18:31,470 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2021-12-15 13:18:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2021-12-15 13:18:31,470 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 13:18:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 13:18:31,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:18:31,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-15 13:18:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-15 13:18:31,471 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-12-15 13:18:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-12-15 13:18:31,471 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2021-12-15 13:18:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2021-12-15 13:18:31,472 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2021-12-15 13:18:31,472 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2021-12-15 13:18:31,472 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2021-12-15 13:18:31,472 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2021-12-15 13:18:31,472 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2021-12-15 13:18:31,487 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2021-12-15 13:18:31,487 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-15 13:18:31,487 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-15 13:18:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2021-12-15 13:18:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2021-12-15 13:18:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:18:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-15 13:18:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-15 13:18:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2021-12-15 13:18:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2021-12-15 13:18:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2021-12-15 13:18:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2021-12-15 13:18:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2021-12-15 13:18:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2021-12-15 13:18:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:18:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:18:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-12-15 13:18:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-12-15 13:18:32,087 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:18:32,090 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:18:32,164 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:18:32,169 INFO L158 Benchmark]: Toolchain (without parser) took 3141.62ms. Allocated memory was 94.4MB in the beginning and 222.3MB in the end (delta: 127.9MB). Free memory was 52.2MB in the beginning and 116.9MB in the end (delta: -64.7MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. [2021-12-15 13:18:32,169 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 94.4MB. Free memory was 51.3MB in the beginning and 51.3MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:18:32,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1903.73ms. Allocated memory was 94.4MB in the beginning and 157.3MB in the end (delta: 62.9MB). Free memory was 52.2MB in the beginning and 83.5MB in the end (delta: -31.4MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2021-12-15 13:18:32,170 INFO L158 Benchmark]: Boogie Procedure Inliner took 207.06ms. Allocated memory is still 157.3MB. Free memory was 83.5MB in the beginning and 57.1MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-15 13:18:32,171 INFO L158 Benchmark]: Boogie Preprocessor took 259.25ms. Allocated memory is still 157.3MB. Free memory was 57.1MB in the beginning and 61.0MB in the end (delta: -3.9MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-12-15 13:18:32,172 INFO L158 Benchmark]: RCFGBuilder took 766.25ms. Allocated memory was 157.3MB in the beginning and 222.3MB in the end (delta: 65.0MB). Free memory was 61.0MB in the beginning and 116.9MB in the end (delta: -55.9MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2021-12-15 13:18:32,174 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 94.4MB. Free memory was 51.3MB in the beginning and 51.3MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1903.73ms. Allocated memory was 94.4MB in the beginning and 157.3MB in the end (delta: 62.9MB). Free memory was 52.2MB in the beginning and 83.5MB in the end (delta: -31.4MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 207.06ms. Allocated memory is still 157.3MB. Free memory was 83.5MB in the beginning and 57.1MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 259.25ms. Allocated memory is still 157.3MB. Free memory was 57.1MB in the beginning and 61.0MB in the end (delta: -3.9MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * RCFGBuilder took 766.25ms. Allocated memory was 157.3MB in the beginning and 222.3MB in the end (delta: 65.0MB). Free memory was 61.0MB in the beginning and 116.9MB in the end (delta: -55.9MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:18:32,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:18:34,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:18:34,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:18:34,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:18:34,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:18:34,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:18:34,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:18:34,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:18:34,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:18:34,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:18:34,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:18:34,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:18:34,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:18:34,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:18:34,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:18:34,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:18:34,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:18:34,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:18:34,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:18:34,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:18:34,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:18:34,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:18:34,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:18:34,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:18:34,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:18:34,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:18:34,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:18:34,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:18:34,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:18:34,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:18:34,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:18:34,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:18:34,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:18:34,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:18:34,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:18:34,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:18:34,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:18:34,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:18:34,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:18:34,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:18:34,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:18:34,202 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:18:34,228 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:18:34,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:18:34,229 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:18:34,229 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:18:34,230 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:18:34,230 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:18:34,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:18:34,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:18:34,231 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:18:34,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:18:34,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:18:34,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:18:34,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:18:34,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:18:34,233 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:18:34,233 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:18:34,233 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:18:34,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:18:34,234 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:18:34,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:18:34,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:18:34,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:18:34,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:18:34,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:34,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:18:34,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:18:34,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:18:34,235 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:18:34,236 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:18:34,236 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:18:34,236 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:18:34,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:18:34,236 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:18:34,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:18:34,237 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 [2021-12-15 13:18:34,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:18:34,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:18:34,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:18:34,562 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:18:34,563 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:18:34,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2021-12-15 13:18:34,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ad493d00/c97aebe0e9744515a5909aa86e35b0fb/FLAGfe3914dd9 [2021-12-15 13:18:35,252 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:18:35,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2021-12-15 13:18:35,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ad493d00/c97aebe0e9744515a5909aa86e35b0fb/FLAGfe3914dd9 [2021-12-15 13:18:35,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ad493d00/c97aebe0e9744515a5909aa86e35b0fb [2021-12-15 13:18:35,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:18:35,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:18:35,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:35,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:18:35,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:18:35,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:35" (1/1) ... [2021-12-15 13:18:35,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66bed816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:35, skipping insertion in model container [2021-12-15 13:18:35,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:35" (1/1) ... [2021-12-15 13:18:35,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:18:35,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:18:36,802 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2021-12-15 13:18:36,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:36,977 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:18:37,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:18:37,298 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2021-12-15 13:18:37,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:37,334 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:18:37,693 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2021-12-15 13:18:37,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:37,771 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:18:37,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:37 WrapperNode [2021-12-15 13:18:37,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:37,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:37,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:18:37,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:18:37,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:37" (1/1) ... [2021-12-15 13:18:37,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:37" (1/1) ... [2021-12-15 13:18:37,957 INFO L137 Inliner]: procedures = 265, calls = 2028, calls flagged for inlining = 112, calls inlined = 108, statements flattened = 4416 [2021-12-15 13:18:37,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:37,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:18:37,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:18:37,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:18:37,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:37" (1/1) ... [2021-12-15 13:18:37,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:37" (1/1) ... [2021-12-15 13:18:38,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:37" (1/1) ... [2021-12-15 13:18:38,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:37" (1/1) ... [2021-12-15 13:18:38,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:37" (1/1) ... [2021-12-15 13:18:38,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:37" (1/1) ... [2021-12-15 13:18:38,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:37" (1/1) ... [2021-12-15 13:18:38,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:18:38,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:18:38,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:18:38,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:18:38,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:37" (1/1) ... [2021-12-15 13:18:38,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:38,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:18:38,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:18:38,247 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:18:38,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:18:38,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:18:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:18:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:18:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:18:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:18:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:18:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:18:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2021-12-15 13:18:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2021-12-15 13:18:38,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:18:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:18:38,271 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2021-12-15 13:18:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2021-12-15 13:18:38,271 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2021-12-15 13:18:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2021-12-15 13:18:38,271 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2021-12-15 13:18:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2021-12-15 13:18:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:18:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:18:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2021-12-15 13:18:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2021-12-15 13:18:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-15 13:18:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-15 13:18:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2021-12-15 13:18:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2021-12-15 13:18:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2021-12-15 13:18:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2021-12-15 13:18:38,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:18:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:18:38,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2021-12-15 13:18:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2021-12-15 13:18:38,274 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-15 13:18:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-15 13:18:38,274 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2021-12-15 13:18:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2021-12-15 13:18:38,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:18:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:18:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:18:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:18:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2021-12-15 13:18:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2021-12-15 13:18:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:18:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:18:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2021-12-15 13:18:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2021-12-15 13:18:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-15 13:18:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-15 13:18:38,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:18:38,276 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2021-12-15 13:18:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2021-12-15 13:18:38,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:18:38,277 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2021-12-15 13:18:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2021-12-15 13:18:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:18:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:18:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:18:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:18:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:18:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:18:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:18:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:18:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:18:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:18:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:18:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:18:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2021-12-15 13:18:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2021-12-15 13:18:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2021-12-15 13:18:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2021-12-15 13:18:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:18:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:18:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-15 13:18:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-15 13:18:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-12-15 13:18:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-12-15 13:18:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-15 13:18:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-15 13:18:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2021-12-15 13:18:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2021-12-15 13:18:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:18:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:18:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2021-12-15 13:18:38,282 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2021-12-15 13:18:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2021-12-15 13:18:38,282 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2021-12-15 13:18:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-15 13:18:38,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-15 13:18:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2021-12-15 13:18:38,283 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2021-12-15 13:18:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2021-12-15 13:18:38,284 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2021-12-15 13:18:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-15 13:18:38,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-15 13:18:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-15 13:18:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-15 13:18:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2021-12-15 13:18:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2021-12-15 13:18:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-15 13:18:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-15 13:18:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:18:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:18:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:18:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:18:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2021-12-15 13:18:38,286 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2021-12-15 13:18:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:18:38,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:18:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2021-12-15 13:18:38,286 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2021-12-15 13:18:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2021-12-15 13:18:38,287 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2021-12-15 13:18:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:18:38,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:18:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2021-12-15 13:18:38,289 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2021-12-15 13:18:38,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:18:38,291 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-15 13:18:38,291 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-15 13:18:38,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:18:38,291 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2021-12-15 13:18:38,295 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2021-12-15 13:18:38,295 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 13:18:38,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 13:18:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:18:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:18:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:18:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-15 13:18:38,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-15 13:18:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:18:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-12-15 13:18:38,296 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-12-15 13:18:38,296 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2021-12-15 13:18:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2021-12-15 13:18:38,297 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2021-12-15 13:18:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2021-12-15 13:18:38,297 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2021-12-15 13:18:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2021-12-15 13:18:38,297 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2021-12-15 13:18:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2021-12-15 13:18:38,297 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-15 13:18:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-15 13:18:38,297 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2021-12-15 13:18:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2021-12-15 13:18:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:18:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-15 13:18:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-15 13:18:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2021-12-15 13:18:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2021-12-15 13:18:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2021-12-15 13:18:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2021-12-15 13:18:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2021-12-15 13:18:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2021-12-15 13:18:38,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:18:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:18:38,299 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-12-15 13:18:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-12-15 13:18:38,826 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:18:38,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:18:38,926 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:18:38,931 INFO L158 Benchmark]: Toolchain (without parser) took 3504.99ms. Allocated memory was 62.9MB in the beginning and 213.9MB in the end (delta: 151.0MB). Free memory was 41.1MB in the beginning and 99.3MB in the end (delta: -58.2MB). Peak memory consumption was 123.2MB. Max. memory is 16.1GB. [2021-12-15 13:18:38,932 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 48.2MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:18:38,932 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2345.69ms. Allocated memory was 62.9MB in the beginning and 213.9MB in the end (delta: 151.0MB). Free memory was 40.9MB in the beginning and 143.4MB in the end (delta: -102.5MB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. [2021-12-15 13:18:38,934 INFO L158 Benchmark]: Boogie Procedure Inliner took 184.13ms. Allocated memory is still 213.9MB. Free memory was 143.4MB in the beginning and 118.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-15 13:18:38,934 INFO L158 Benchmark]: Boogie Preprocessor took 207.96ms. Allocated memory is still 213.9MB. Free memory was 118.2MB in the beginning and 86.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-12-15 13:18:38,936 INFO L158 Benchmark]: RCFGBuilder took 763.16ms. Allocated memory is still 213.9MB. Free memory was 86.8MB in the beginning and 99.3MB in the end (delta: -12.5MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2021-12-15 13:18:38,939 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 48.2MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2345.69ms. Allocated memory was 62.9MB in the beginning and 213.9MB in the end (delta: 151.0MB). Free memory was 40.9MB in the beginning and 143.4MB in the end (delta: -102.5MB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 184.13ms. Allocated memory is still 213.9MB. Free memory was 143.4MB in the beginning and 118.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 207.96ms. Allocated memory is still 213.9MB. Free memory was 118.2MB in the beginning and 86.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * RCFGBuilder took 763.16ms. Allocated memory is still 213.9MB. Free memory was 86.8MB in the beginning and 99.3MB in the end (delta: -12.5MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:18:38,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable