./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.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 f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:09:35,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:09:35,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:09:35,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:09:35,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:09:35,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:09:35,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:09:35,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:09:35,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:09:35,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:09:35,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:09:35,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:09:35,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:09:35,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:09:35,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:09:35,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:09:35,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:09:35,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:09:35,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:09:35,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:09:35,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:09:35,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:09:35,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:09:35,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:09:35,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:09:35,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:09:35,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:09:35,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:09:35,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:09:35,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:09:35,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:09:35,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:09:35,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:09:35,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:09:35,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:09:35,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:09:35,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:09:35,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:09:35,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:09:35,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:09:35,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:09:35,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:09:35,513 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:09:35,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:09:35,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:09:35,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:09:35,515 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:09:35,515 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:09:35,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:09:35,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:09:35,515 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:09:35,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:09:35,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:09:35,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:09:35,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:09:35,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:09:35,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:09:35,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:09:35,517 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:09:35,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:09:35,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:09:35,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:09:35,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:09:35,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:09:35,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:09:35,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:09:35,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:09:35,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:09:35,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:09:35,519 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:09:35,519 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:09:35,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:09:35,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:09:35,520 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 [2021-12-15 13:09:35,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:09:35,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:09:35,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:09:35,798 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:09:35,799 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:09:35,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2021-12-15 13:09:35,872 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f5c0434a/27296567f0524278bb19894f04f3286f/FLAG2ce300355 [2021-12-15 13:09:36,519 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:09:36,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2021-12-15 13:09:36,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f5c0434a/27296567f0524278bb19894f04f3286f/FLAG2ce300355 [2021-12-15 13:09:36,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f5c0434a/27296567f0524278bb19894f04f3286f [2021-12-15 13:09:36,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:09:36,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:09:36,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:09:36,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:09:36,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:09:36,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:09:36" (1/1) ... [2021-12-15 13:09:36,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@435dcd8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:36, skipping insertion in model container [2021-12-15 13:09:36,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:09:36" (1/1) ... [2021-12-15 13:09:36,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:09:36,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:09:37,250 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2021-12-15 13:09:37,251 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2021-12-15 13:09:37,442 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2021-12-15 13:09:37,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:09:38,148 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:09:38,275 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2021-12-15 13:09:38,275 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2021-12-15 13:09:38,280 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2021-12-15 13:09:38,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:09:38,527 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:09:38,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:38 WrapperNode [2021-12-15 13:09:38,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:09:38,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:09:38,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:09:38,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:09:38,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:38" (1/1) ... [2021-12-15 13:09:38,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:38" (1/1) ... [2021-12-15 13:09:38,733 INFO L137 Inliner]: procedures = 199, calls = 1517, calls flagged for inlining = 95, calls inlined = 93, statements flattened = 3820 [2021-12-15 13:09:38,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:09:38,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:09:38,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:09:38,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:09:38,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:38" (1/1) ... [2021-12-15 13:09:38,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:38" (1/1) ... [2021-12-15 13:09:38,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:38" (1/1) ... [2021-12-15 13:09:38,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:38" (1/1) ... [2021-12-15 13:09:38,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:38" (1/1) ... [2021-12-15 13:09:38,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:38" (1/1) ... [2021-12-15 13:09:38,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:38" (1/1) ... [2021-12-15 13:09:38,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:09:38,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:09:38,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:09:38,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:09:38,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:38" (1/1) ... [2021-12-15 13:09:38,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:09:38,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:09:38,943 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 13:09:38,951 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 13:09:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_start [2021-12-15 13:09:38,989 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_start [2021-12-15 13:09:38,989 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_set_termios [2021-12-15 13:09:38,989 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_set_termios [2021-12-15 13:09:38,989 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:09:38,989 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:09:38,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:09:38,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:09:38,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:09:38,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:09:38,990 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2021-12-15 13:09:38,990 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2021-12-15 13:09:38,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-15 13:09:38,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-15 13:09:38,991 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmset [2021-12-15 13:09:38,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmset [2021-12-15 13:09:38,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2021-12-15 13:09:38,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2021-12-15 13:09:38,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:09:38,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:09:38,991 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-12-15 13:09:38,992 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-12-15 13:09:38,992 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2021-12-15 13:09:38,992 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2021-12-15 13:09:38,992 INFO L130 BoogieDeclarations]: Found specification of procedure raise_dtr [2021-12-15 13:09:38,992 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_dtr [2021-12-15 13:09:38,992 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2021-12-15 13:09:38,992 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2021-12-15 13:09:38,992 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_chars_in_buffer [2021-12-15 13:09:38,993 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_chars_in_buffer [2021-12-15 13:09:38,993 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2021-12-15 13:09:38,993 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2021-12-15 13:09:38,993 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-15 13:09:38,993 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-15 13:09:38,993 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_buffer [2021-12-15 13:09:38,993 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_buffer [2021-12-15 13:09:38,994 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:09:38,994 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:09:38,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:09:38,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:09:38,994 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2021-12-15 13:09:38,994 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2021-12-15 13:09:38,995 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:09:38,995 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:09:38,995 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2021-12-15 13:09:38,995 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2021-12-15 13:09:38,995 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_put_char [2021-12-15 13:09:38,995 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_put_char [2021-12-15 13:09:38,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:09:38,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:09:38,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-15 13:09:38,996 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-15 13:09:38,996 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_write_room [2021-12-15 13:09:38,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_write_room [2021-12-15 13:09:38,997 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_ioctl [2021-12-15 13:09:38,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_ioctl [2021-12-15 13:09:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-15 13:09:38,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-15 13:09:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure drop_dtr [2021-12-15 13:09:38,998 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_dtr [2021-12-15 13:09:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:09:38,999 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:09:38,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:09:38,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:09:38,999 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:09:38,999 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:09:38,999 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-15 13:09:39,000 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-15 13:09:39,000 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-12-15 13:09:39,000 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-12-15 13:09:39,000 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:09:39,000 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:09:39,000 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2021-12-15 13:09:39,000 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2021-12-15 13:09:39,001 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:09:39,001 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:09:39,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:09:39,001 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_dtr_rts [2021-12-15 13:09:39,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_dtr_rts [2021-12-15 13:09:39,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:09:39,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:09:39,001 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:09:39,001 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:09:39,002 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_config_port [2021-12-15 13:09:39,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_config_port [2021-12-15 13:09:39,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:09:39,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:09:39,002 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmget [2021-12-15 13:09:39,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmget [2021-12-15 13:09:39,003 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_unthrottle [2021-12-15 13:09:39,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_unthrottle [2021-12-15 13:09:39,003 INFO L130 BoogieDeclarations]: Found specification of procedure lock_card [2021-12-15 13:09:39,003 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_card [2021-12-15 13:09:39,004 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_chars [2021-12-15 13:09:39,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_chars [2021-12-15 13:09:39,004 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:09:39,004 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:09:39,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:09:39,005 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-15 13:09:39,005 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-15 13:09:39,005 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-15 13:09:39,005 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-15 13:09:39,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:09:39,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:09:39,005 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_carrier_raised [2021-12-15 13:09:39,005 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_carrier_raised [2021-12-15 13:09:39,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:09:39,006 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_hangup [2021-12-15 13:09:39,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_hangup [2021-12-15 13:09:39,006 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_throttle [2021-12-15 13:09:39,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_throttle [2021-12-15 13:09:39,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:09:39,006 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-12-15 13:09:39,007 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-12-15 13:09:39,007 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 13:09:39,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 13:09:39,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:09:39,009 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:09:39,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-15 13:09:39,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-15 13:09:39,010 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-15 13:09:39,011 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-15 13:09:39,011 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-15 13:09:39,011 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-15 13:09:39,015 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_card [2021-12-15 13:09:39,015 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_card [2021-12-15 13:09:39,015 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_send_break [2021-12-15 13:09:39,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_send_break [2021-12-15 13:09:39,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:09:39,015 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2021-12-15 13:09:39,015 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2021-12-15 13:09:39,015 INFO L130 BoogieDeclarations]: Found specification of procedure WaitTillCardIsFree [2021-12-15 13:09:39,015 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitTillCardIsFree [2021-12-15 13:09:39,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:09:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:09:39,016 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-12-15 13:09:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-12-15 13:09:39,016 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:09:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:09:39,624 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:09:39,626 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:09:40,039 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:09:40,043 INFO L158 Benchmark]: Toolchain (without parser) took 3144.65ms. Allocated memory was 107.0MB in the beginning and 230.7MB in the end (delta: 123.7MB). Free memory was 82.4MB in the beginning and 107.9MB in the end (delta: -25.4MB). Peak memory consumption was 96.1MB. Max. memory is 16.1GB. [2021-12-15 13:09:40,044 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 86.0MB. Free memory was 65.8MB in the beginning and 65.8MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:09:40,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1629.70ms. Allocated memory was 107.0MB in the beginning and 155.2MB in the end (delta: 48.2MB). Free memory was 82.4MB in the beginning and 77.9MB in the end (delta: 4.5MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2021-12-15 13:09:40,046 INFO L158 Benchmark]: Boogie Procedure Inliner took 205.37ms. Allocated memory is still 155.2MB. Free memory was 77.9MB in the beginning and 55.5MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-15 13:09:40,046 INFO L158 Benchmark]: Boogie Preprocessor took 175.99ms. Allocated memory is still 155.2MB. Free memory was 55.5MB in the beginning and 58.6MB in the end (delta: -3.1MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-12-15 13:09:40,047 INFO L158 Benchmark]: RCFGBuilder took 1130.57ms. Allocated memory was 155.2MB in the beginning and 230.7MB in the end (delta: 75.5MB). Free memory was 58.6MB in the beginning and 107.9MB in the end (delta: -49.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-15 13:09:40,049 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 86.0MB. Free memory was 65.8MB in the beginning and 65.8MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1629.70ms. Allocated memory was 107.0MB in the beginning and 155.2MB in the end (delta: 48.2MB). Free memory was 82.4MB in the beginning and 77.9MB in the end (delta: 4.5MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 205.37ms. Allocated memory is still 155.2MB. Free memory was 77.9MB in the beginning and 55.5MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 175.99ms. Allocated memory is still 155.2MB. Free memory was 55.5MB in the beginning and 58.6MB in the end (delta: -3.1MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1130.57ms. Allocated memory was 155.2MB in the beginning and 230.7MB in the end (delta: 75.5MB). Free memory was 58.6MB in the beginning and 107.9MB in the end (delta: -49.2MB). Peak memory consumption was 23.1MB. 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 13:09:40,081 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.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 f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:09:41,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:09:41,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:09:41,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:09:41,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:09:41,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:09:41,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:09:41,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:09:41,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:09:41,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:09:41,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:09:41,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:09:41,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:09:41,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:09:41,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:09:41,853 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:09:41,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:09:41,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:09:41,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:09:41,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:09:41,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:09:41,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:09:41,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:09:41,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:09:41,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:09:41,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:09:41,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:09:41,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:09:41,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:09:41,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:09:41,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:09:41,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:09:41,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:09:41,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:09:41,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:09:41,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:09:41,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:09:41,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:09:41,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:09:41,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:09:41,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:09:41,873 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:09:41,895 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:09:41,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:09:41,896 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:09:41,896 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:09:41,896 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:09:41,897 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:09:41,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:09:41,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:09:41,897 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:09:41,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:09:41,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:09:41,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:09:41,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:09:41,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:09:41,898 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:09:41,898 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:09:41,898 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:09:41,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:09:41,898 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:09:41,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:09:41,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:09:41,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:09:41,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:09:41,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:09:41,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:09:41,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:09:41,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:09:41,899 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:09:41,899 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:09:41,899 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:09:41,900 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:09:41,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:09:41,900 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:09:41,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:09:41,900 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 [2021-12-15 13:09:42,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:09:42,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:09:42,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:09:42,218 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:09:42,218 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:09:42,222 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2021-12-15 13:09:42,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed2136ef/55c8a64564444be29667d396773f085d/FLAGaa9ce7171 [2021-12-15 13:09:42,835 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:09:42,835 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2021-12-15 13:09:42,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed2136ef/55c8a64564444be29667d396773f085d/FLAGaa9ce7171 [2021-12-15 13:09:43,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed2136ef/55c8a64564444be29667d396773f085d [2021-12-15 13:09:43,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:09:43,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:09:43,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:09:43,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:09:43,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:09:43,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:09:43" (1/1) ... [2021-12-15 13:09:43,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@695986d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:43, skipping insertion in model container [2021-12-15 13:09:43,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:09:43" (1/1) ... [2021-12-15 13:09:43,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:09:43,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:09:43,485 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2021-12-15 13:09:43,486 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2021-12-15 13:09:43,677 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2021-12-15 13:09:44,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:09:44,513 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:09:44,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:09:44,627 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2021-12-15 13:09:44,627 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2021-12-15 13:09:44,634 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2021-12-15 13:09:44,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:09:44,969 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:09:45,027 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2021-12-15 13:09:45,027 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2021-12-15 13:09:45,031 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2021-12-15 13:09:45,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:09:45,239 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:09:45,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:45 WrapperNode [2021-12-15 13:09:45,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:09:45,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:09:45,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:09:45,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:09:45,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:45" (1/1) ... [2021-12-15 13:09:45,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:45" (1/1) ... [2021-12-15 13:09:45,432 INFO L137 Inliner]: procedures = 213, calls = 1517, calls flagged for inlining = 95, calls inlined = 93, statements flattened = 3689 [2021-12-15 13:09:45,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:09:45,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:09:45,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:09:45,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:09:45,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:45" (1/1) ... [2021-12-15 13:09:45,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:45" (1/1) ... [2021-12-15 13:09:45,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:45" (1/1) ... [2021-12-15 13:09:45,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:45" (1/1) ... [2021-12-15 13:09:45,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:45" (1/1) ... [2021-12-15 13:09:45,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:45" (1/1) ... [2021-12-15 13:09:45,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:45" (1/1) ... [2021-12-15 13:09:45,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:09:45,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:09:45,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:09:45,598 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:09:45,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:09:45" (1/1) ... [2021-12-15 13:09:45,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:09:45,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:09:45,627 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 13:09:45,633 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 13:09:45,664 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_start [2021-12-15 13:09:45,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_start [2021-12-15 13:09:45,665 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_set_termios [2021-12-15 13:09:45,665 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_set_termios [2021-12-15 13:09:45,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:09:45,665 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:09:45,665 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:09:45,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:09:45,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:09:45,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:09:45,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:09:45,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:09:45,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:09:45,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:09:45,666 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2021-12-15 13:09:45,666 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2021-12-15 13:09:45,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-15 13:09:45,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-15 13:09:45,667 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmset [2021-12-15 13:09:45,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmset [2021-12-15 13:09:45,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2021-12-15 13:09:45,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2021-12-15 13:09:45,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:09:45,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:09:45,668 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-12-15 13:09:45,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-12-15 13:09:45,668 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2021-12-15 13:09:45,668 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2021-12-15 13:09:45,668 INFO L130 BoogieDeclarations]: Found specification of procedure raise_dtr [2021-12-15 13:09:45,668 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_dtr [2021-12-15 13:09:45,668 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2021-12-15 13:09:45,669 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2021-12-15 13:09:45,669 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_chars_in_buffer [2021-12-15 13:09:45,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_chars_in_buffer [2021-12-15 13:09:45,669 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2021-12-15 13:09:45,669 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2021-12-15 13:09:45,669 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-15 13:09:45,669 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-15 13:09:45,669 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_buffer [2021-12-15 13:09:45,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_buffer [2021-12-15 13:09:45,670 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:09:45,670 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:09:45,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:09:45,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:09:45,671 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2021-12-15 13:09:45,671 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2021-12-15 13:09:45,672 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:09:45,672 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:09:45,672 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2021-12-15 13:09:45,672 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2021-12-15 13:09:45,672 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_put_char [2021-12-15 13:09:45,672 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_put_char [2021-12-15 13:09:45,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:09:45,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:09:45,673 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-15 13:09:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-15 13:09:45,673 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_write_room [2021-12-15 13:09:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_write_room [2021-12-15 13:09:45,673 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_ioctl [2021-12-15 13:09:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_ioctl [2021-12-15 13:09:45,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-15 13:09:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-15 13:09:45,674 INFO L130 BoogieDeclarations]: Found specification of procedure drop_dtr [2021-12-15 13:09:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_dtr [2021-12-15 13:09:45,674 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:09:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:09:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:09:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:09:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:09:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:09:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:09:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:09:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:09:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:09:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:09:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:09:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:09:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-15 13:09:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-15 13:09:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-12-15 13:09:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-12-15 13:09:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:09:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:09:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2021-12-15 13:09:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2021-12-15 13:09:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:09:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:09:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_dtr_rts [2021-12-15 13:09:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_dtr_rts [2021-12-15 13:09:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:09:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:09:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:09:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:09:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_config_port [2021-12-15 13:09:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_config_port [2021-12-15 13:09:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmget [2021-12-15 13:09:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmget [2021-12-15 13:09:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_unthrottle [2021-12-15 13:09:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_unthrottle [2021-12-15 13:09:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure lock_card [2021-12-15 13:09:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_card [2021-12-15 13:09:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_chars [2021-12-15 13:09:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_chars [2021-12-15 13:09:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:09:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:09:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-15 13:09:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-15 13:09:45,684 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-15 13:09:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-15 13:09:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:09:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:09:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:09:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:09:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:09:45,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:09:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_carrier_raised [2021-12-15 13:09:45,692 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_carrier_raised [2021-12-15 13:09:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:09:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_hangup [2021-12-15 13:09:45,693 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_hangup [2021-12-15 13:09:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_throttle [2021-12-15 13:09:45,693 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_throttle [2021-12-15 13:09:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:09:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-12-15 13:09:45,694 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-12-15 13:09:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 13:09:45,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 13:09:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:09:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:09:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:09:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:09:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-15 13:09:45,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-15 13:09:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:09:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-15 13:09:45,695 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-15 13:09:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-15 13:09:45,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-15 13:09:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_card [2021-12-15 13:09:45,696 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_card [2021-12-15 13:09:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_send_break [2021-12-15 13:09:45,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_send_break [2021-12-15 13:09:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:09:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2021-12-15 13:09:45,696 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2021-12-15 13:09:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure WaitTillCardIsFree [2021-12-15 13:09:45,696 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitTillCardIsFree [2021-12-15 13:09:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:09:45,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:09:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-12-15 13:09:45,697 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-12-15 13:09:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:09:45,697 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:09:46,173 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:09:46,175 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:09:48,085 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:09:48,087 INFO L158 Benchmark]: Toolchain (without parser) took 5060.32ms. Allocated memory was 56.6MB in the beginning and 243.3MB in the end (delta: 186.6MB). Free memory was 26.1MB in the beginning and 97.9MB in the end (delta: -71.7MB). Peak memory consumption was 142.2MB. Max. memory is 16.1GB. [2021-12-15 13:09:48,088 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:09:48,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2211.11ms. Allocated memory was 56.6MB in the beginning and 243.3MB in the end (delta: 186.6MB). Free memory was 25.9MB in the beginning and 102.0MB in the end (delta: -76.2MB). Peak memory consumption was 120.2MB. Max. memory is 16.1GB. [2021-12-15 13:09:48,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 192.11ms. Allocated memory is still 243.3MB. Free memory was 102.0MB in the beginning and 134.7MB in the end (delta: -32.7MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-12-15 13:09:48,088 INFO L158 Benchmark]: Boogie Preprocessor took 163.42ms. Allocated memory is still 243.3MB. Free memory was 134.7MB in the beginning and 111.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-15 13:09:48,089 INFO L158 Benchmark]: RCFGBuilder took 2488.42ms. Allocated memory is still 243.3MB. Free memory was 111.7MB in the beginning and 97.9MB in the end (delta: 13.8MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2021-12-15 13:09:48,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2211.11ms. Allocated memory was 56.6MB in the beginning and 243.3MB in the end (delta: 186.6MB). Free memory was 25.9MB in the beginning and 102.0MB in the end (delta: -76.2MB). Peak memory consumption was 120.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 192.11ms. Allocated memory is still 243.3MB. Free memory was 102.0MB in the beginning and 134.7MB in the end (delta: -32.7MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 163.42ms. Allocated memory is still 243.3MB. Free memory was 134.7MB in the beginning and 111.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2488.42ms. Allocated memory is still 243.3MB. Free memory was 111.7MB in the beginning and 97.9MB in the end (delta: 13.8MB). Peak memory consumption was 41.1MB. 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 13:09:48,142 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