./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.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 99f9870c0a11847528222b5446256dd4069d375e1dee3e428847b909838b4c1b --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:05:50,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:05:50,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:05:50,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:05:50,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:05:50,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:05:50,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:05:50,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:05:50,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:05:50,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:05:50,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:05:50,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:05:50,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:05:50,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:05:50,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:05:50,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:05:50,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:05:50,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:05:50,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:05:50,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:05:50,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:05:50,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:05:50,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:05:50,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:05:50,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:05:50,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:05:50,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:05:50,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:05:50,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:05:50,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:05:50,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:05:50,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:05:50,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:05:50,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:05:50,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:05:50,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:05:50,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:05:50,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:05:50,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:05:50,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:05:50,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:05:50,794 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:05:50,824 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:05:50,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:05:50,825 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:05:50,825 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:05:50,826 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:05:50,826 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:05:50,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:05:50,827 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:05:50,827 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:05:50,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:05:50,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:05:50,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:05:50,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:05:50,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:05:50,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:05:50,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:05:50,829 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:05:50,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:05:50,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:05:50,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:05:50,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:05:50,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:50,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:05:50,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:05:50,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:05:50,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:05:50,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:05:50,831 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:05:50,831 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:05:50,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:05:50,832 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:05:50,832 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f9870c0a11847528222b5446256dd4069d375e1dee3e428847b909838b4c1b [2021-12-15 13:05:51,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:05:51,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:05:51,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:05:51,055 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:05:51,056 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:05:51,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.ko-entry_point.cil.out.i [2021-12-15 13:05:51,110 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b1fb1fc7/8a923190a8ae47fcb84e71e2c827194c/FLAG244945292 [2021-12-15 13:05:51,694 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:05:51,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.ko-entry_point.cil.out.i [2021-12-15 13:05:51,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b1fb1fc7/8a923190a8ae47fcb84e71e2c827194c/FLAG244945292 [2021-12-15 13:05:51,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b1fb1fc7/8a923190a8ae47fcb84e71e2c827194c [2021-12-15 13:05:51,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:05:51,919 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:05:51,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:51,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:05:51,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:05:51,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:51" (1/1) ... [2021-12-15 13:05:51,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f940f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:51, skipping insertion in model container [2021-12-15 13:05:51,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:51" (1/1) ... [2021-12-15 13:05:51,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:05:52,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:05:52,582 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.ko-entry_point.cil.out.i[164521,164534] [2021-12-15 13:05:52,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:52,900 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:05:52,991 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.ko-entry_point.cil.out.i[164521,164534] [2021-12-15 13:05:53,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:53,169 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:05:53,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:53 WrapperNode [2021-12-15 13:05:53,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:53,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:53,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:05:53,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:05:53,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:53" (1/1) ... [2021-12-15 13:05:53,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:53" (1/1) ... [2021-12-15 13:05:53,296 INFO L137 Inliner]: procedures = 157, calls = 675, calls flagged for inlining = 60, calls inlined = 51, statements flattened = 1529 [2021-12-15 13:05:53,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:53,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:05:53,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:05:53,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:05:53,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:53" (1/1) ... [2021-12-15 13:05:53,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:53" (1/1) ... [2021-12-15 13:05:53,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:53" (1/1) ... [2021-12-15 13:05:53,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:53" (1/1) ... [2021-12-15 13:05:53,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:53" (1/1) ... [2021-12-15 13:05:53,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:53" (1/1) ... [2021-12-15 13:05:53,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:53" (1/1) ... [2021-12-15 13:05:53,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:05:53,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:05:53,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:05:53,386 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:05:53,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:53" (1/1) ... [2021-12-15 13:05:53,392 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:53,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:05:53,415 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 13:05:53,421 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 13:05:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_schedule_event [2021-12-15 13:05:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_schedule_event [2021-12-15 13:05:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freebcshw [2021-12-15 13:05:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freebcshw [2021-12-15 13:05:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_modem_ctrl [2021-12-15 13:05:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_modem_ctrl [2021-12-15 13:05:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:05:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2021-12-15 13:05:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2021-12-15 13:05:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_reinitbcshw [2021-12-15 13:05:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_reinitbcshw [2021-12-15 13:05:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:05:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:05:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:05:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:05:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:05:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_m10x_send_skb [2021-12-15 13:05:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_m10x_send_skb [2021-12-15 13:05:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_brkchars [2021-12-15 13:05:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_brkchars [2021-12-15 13:05:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-12-15 13:05:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-12-15 13:05:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_add_event [2021-12-15 13:05:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_add_event [2021-12-15 13:05:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:05:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:05:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:05:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:05:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:05:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:05:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-12-15 13:05:53,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-12-15 13:05:53,459 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_close_bchannel [2021-12-15 13:05:53,459 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_close_bchannel [2021-12-15 13:05:53,459 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_resume [2021-12-15 13:05:53,459 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_resume [2021-12-15 13:05:53,459 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-15 13:05:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-15 13:05:53,460 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_baud_rate [2021-12-15 13:05:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_baud_rate [2021-12-15 13:05:53,460 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initcshw [2021-12-15 13:05:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initcshw [2021-12-15 13:05:53,460 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:05:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:05:53,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:05:53,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:05:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:05:53,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:05:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:05:53,460 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initbcshw [2021-12-15 13:05:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initbcshw [2021-12-15 13:05:53,460 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_dbg_buffer [2021-12-15 13:05:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_dbg_buffer [2021-12-15 13:05:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:05:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:05:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_line_ctrl [2021-12-15 13:05:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_line_ctrl [2021-12-15 13:05:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:05:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-12-15 13:05:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-12-15 13:05:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-12-15 13:05:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-12-15 13:05:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:05:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:05:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecs [2021-12-15 13:05:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecs [2021-12-15 13:05:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:05:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_write_room [2021-12-15 13:05:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_write_room [2021-12-15 13:05:53,461 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_suspend [2021-12-15 13:05:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_suspend [2021-12-15 13:05:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:05:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:05:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:05:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:05:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2021-12-15 13:05:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2021-12-15 13:05:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:05:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:05:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_8 [2021-12-15 13:05:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_8 [2021-12-15 13:05:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:05:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-15 13:05:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-15 13:05:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-15 13:05:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-15 13:05:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freedriver [2021-12-15 13:05:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freedriver [2021-12-15 13:05:53,462 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_disconnect [2021-12-15 13:05:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_disconnect [2021-12-15 13:05:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_chars_in_buffer [2021-12-15 13:05:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_chars_in_buffer [2021-12-15 13:05:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:05:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:05:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:05:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:05:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_17 [2021-12-15 13:05:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_17 [2021-12-15 13:05:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_m10x_input [2021-12-15 13:05:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_m10x_input [2021-12-15 13:05:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:05:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:05:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:05:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:05:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure set_value [2021-12-15 13:05:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure set_value [2021-12-15 13:05:53,463 INFO L130 BoogieDeclarations]: Found specification of procedure tiocm_to_gigaset [2021-12-15 13:05:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocm_to_gigaset [2021-12-15 13:05:53,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-12-15 13:05:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-12-15 13:05:53,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:05:53,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:05:53,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:05:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:05:53,464 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_init_bchannel [2021-12-15 13:05:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_init_bchannel [2021-12-15 13:05:53,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:05:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:05:53,464 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_read_int_callback [2021-12-15 13:05:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_read_int_callback [2021-12-15 13:05:53,464 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecshw [2021-12-15 13:05:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecshw [2021-12-15 13:05:53,826 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:05:53,828 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:05:54,027 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:05:54,031 INFO L158 Benchmark]: Toolchain (without parser) took 2110.38ms. Allocated memory was 107.0MB in the beginning and 155.2MB in the end (delta: 48.2MB). Free memory was 69.3MB in the beginning and 75.4MB in the end (delta: -6.1MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2021-12-15 13:05:54,031 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:05:54,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1249.71ms. Allocated memory was 107.0MB in the beginning and 155.2MB in the end (delta: 48.2MB). Free memory was 69.3MB in the beginning and 90.9MB in the end (delta: -21.6MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2021-12-15 13:05:54,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.49ms. Allocated memory is still 155.2MB. Free memory was 90.9MB in the beginning and 81.2MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 13:05:54,037 INFO L158 Benchmark]: Boogie Preprocessor took 88.72ms. Allocated memory is still 155.2MB. Free memory was 81.2MB in the beginning and 69.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 13:05:54,037 INFO L158 Benchmark]: RCFGBuilder took 643.20ms. Allocated memory is still 155.2MB. Free memory was 69.2MB in the beginning and 75.4MB in the end (delta: -6.2MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-12-15 13:05:54,039 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 107.0MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1249.71ms. Allocated memory was 107.0MB in the beginning and 155.2MB in the end (delta: 48.2MB). Free memory was 69.3MB in the beginning and 90.9MB in the end (delta: -21.6MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.49ms. Allocated memory is still 155.2MB. Free memory was 90.9MB in the beginning and 81.2MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.72ms. Allocated memory is still 155.2MB. Free memory was 81.2MB in the beginning and 69.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 643.20ms. Allocated memory is still 155.2MB. Free memory was 69.2MB in the beginning and 75.4MB in the end (delta: -6.2MB). Peak memory consumption was 14.8MB. 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 13:05:54,071 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.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 99f9870c0a11847528222b5446256dd4069d375e1dee3e428847b909838b4c1b --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:05:55,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:05:55,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:05:55,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:05:55,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:05:55,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:05:55,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:05:55,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:05:55,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:05:55,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:05:55,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:05:55,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:05:55,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:05:55,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:05:55,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:05:55,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:05:55,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:05:55,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:05:55,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:05:55,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:05:55,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:05:55,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:05:55,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:05:55,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:05:55,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:05:55,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:05:55,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:05:55,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:05:55,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:05:55,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:05:55,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:05:55,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:05:55,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:05:55,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:05:55,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:05:55,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:05:55,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:05:55,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:05:55,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:05:55,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:05:55,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:05:55,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:05:55,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:05:55,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:05:55,804 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:05:55,804 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:05:55,805 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:05:55,805 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:05:55,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:05:55,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:05:55,806 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:05:55,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:05:55,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:05:55,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:05:55,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:05:55,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:05:55,808 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:05:55,808 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:05:55,808 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:05:55,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:05:55,808 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:05:55,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:05:55,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:05:55,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:05:55,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:05:55,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:55,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:05:55,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:05:55,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:05:55,810 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:05:55,810 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:05:55,810 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:05:55,810 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:05:55,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:05:55,811 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:05:55,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:05:55,811 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f9870c0a11847528222b5446256dd4069d375e1dee3e428847b909838b4c1b [2021-12-15 13:05:56,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:05:56,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:05:56,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:05:56,088 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:05:56,089 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:05:56,090 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.ko-entry_point.cil.out.i [2021-12-15 13:05:56,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ef3f0be9/ae07873557754bd59973e13a3a341dcb/FLAGe5fa81f1a [2021-12-15 13:05:56,696 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:05:56,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.ko-entry_point.cil.out.i [2021-12-15 13:05:56,725 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ef3f0be9/ae07873557754bd59973e13a3a341dcb/FLAGe5fa81f1a [2021-12-15 13:05:57,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ef3f0be9/ae07873557754bd59973e13a3a341dcb [2021-12-15 13:05:57,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:05:57,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:05:57,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:57,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:05:57,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:05:57,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:57" (1/1) ... [2021-12-15 13:05:57,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40732d8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:57, skipping insertion in model container [2021-12-15 13:05:57,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:57" (1/1) ... [2021-12-15 13:05:57,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:05:57,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:05:57,869 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.ko-entry_point.cil.out.i[164521,164534] [2021-12-15 13:05:58,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:58,191 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:05:58,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:05:58,319 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.ko-entry_point.cil.out.i[164521,164534] [2021-12-15 13:05:58,435 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:58,451 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:05:58,586 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--gigaset--usb_gigaset.ko-entry_point.cil.out.i[164521,164534] [2021-12-15 13:05:58,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:58,746 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:05:58,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:58 WrapperNode [2021-12-15 13:05:58,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:58,748 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:58,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:05:58,748 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:05:58,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:58" (1/1) ... [2021-12-15 13:05:58,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:58" (1/1) ... [2021-12-15 13:05:58,862 INFO L137 Inliner]: procedures = 171, calls = 675, calls flagged for inlining = 60, calls inlined = 51, statements flattened = 1467 [2021-12-15 13:05:58,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:58,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:05:58,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:05:58,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:05:58,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:58" (1/1) ... [2021-12-15 13:05:58,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:58" (1/1) ... [2021-12-15 13:05:58,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:58" (1/1) ... [2021-12-15 13:05:58,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:58" (1/1) ... [2021-12-15 13:05:58,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:58" (1/1) ... [2021-12-15 13:05:58,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:58" (1/1) ... [2021-12-15 13:05:58,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:58" (1/1) ... [2021-12-15 13:05:58,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:05:58,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:05:58,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:05:58,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:05:58,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:58" (1/1) ... [2021-12-15 13:05:58,950 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:58,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:05:58,970 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 13:05:58,990 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 13:05:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_schedule_event [2021-12-15 13:05:59,011 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_schedule_event [2021-12-15 13:05:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freebcshw [2021-12-15 13:05:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freebcshw [2021-12-15 13:05:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:05:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_modem_ctrl [2021-12-15 13:05:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_modem_ctrl [2021-12-15 13:05:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2021-12-15 13:05:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2021-12-15 13:05:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_reinitbcshw [2021-12-15 13:05:59,013 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_reinitbcshw [2021-12-15 13:05:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:05:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:05:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:05:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:05:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:05:59,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:05:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_m10x_send_skb [2021-12-15 13:05:59,013 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_m10x_send_skb [2021-12-15 13:05:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_brkchars [2021-12-15 13:05:59,014 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_brkchars [2021-12-15 13:05:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-12-15 13:05:59,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-12-15 13:05:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_add_event [2021-12-15 13:05:59,014 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_add_event [2021-12-15 13:05:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:05:59,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:05:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:05:59,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:05:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:05:59,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:05:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-12-15 13:05:59,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-12-15 13:05:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_close_bchannel [2021-12-15 13:05:59,016 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_close_bchannel [2021-12-15 13:05:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_resume [2021-12-15 13:05:59,016 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_resume [2021-12-15 13:05:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-15 13:05:59,016 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-15 13:05:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_baud_rate [2021-12-15 13:05:59,017 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_baud_rate [2021-12-15 13:05:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initcshw [2021-12-15 13:05:59,017 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initcshw [2021-12-15 13:05:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:05:59,017 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:05:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:05:59,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:05:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:05:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:05:59,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:05:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:05:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:05:59,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:05:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initbcshw [2021-12-15 13:05:59,020 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initbcshw [2021-12-15 13:05:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_dbg_buffer [2021-12-15 13:05:59,020 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_dbg_buffer [2021-12-15 13:05:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:05:59,021 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:05:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_line_ctrl [2021-12-15 13:05:59,021 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_line_ctrl [2021-12-15 13:05:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:05:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-12-15 13:05:59,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-12-15 13:05:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-12-15 13:05:59,022 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-12-15 13:05:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:05:59,022 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:05:59,022 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecs [2021-12-15 13:05:59,022 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecs [2021-12-15 13:05:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:05:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_write_room [2021-12-15 13:05:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_write_room [2021-12-15 13:05:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_suspend [2021-12-15 13:05:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_suspend [2021-12-15 13:05:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:05:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:05:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:05:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:05:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:05:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2021-12-15 13:05:59,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2021-12-15 13:05:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:05:59,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:05:59,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:05:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:05:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_8 [2021-12-15 13:05:59,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_8 [2021-12-15 13:05:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:05:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-15 13:05:59,026 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-15 13:05:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-15 13:05:59,026 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-15 13:05:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freedriver [2021-12-15 13:05:59,027 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freedriver [2021-12-15 13:05:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_disconnect [2021-12-15 13:05:59,027 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_disconnect [2021-12-15 13:05:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_chars_in_buffer [2021-12-15 13:05:59,027 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_chars_in_buffer [2021-12-15 13:05:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:05:59,027 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:05:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:05:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:05:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:05:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:05:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_17 [2021-12-15 13:05:59,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_17 [2021-12-15 13:05:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:05:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:05:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_m10x_input [2021-12-15 13:05:59,029 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_m10x_input [2021-12-15 13:05:59,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:05:59,031 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:05:59,032 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:05:59,032 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:05:59,032 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:05:59,033 INFO L130 BoogieDeclarations]: Found specification of procedure set_value [2021-12-15 13:05:59,033 INFO L138 BoogieDeclarations]: Found implementation of procedure set_value [2021-12-15 13:05:59,033 INFO L130 BoogieDeclarations]: Found specification of procedure tiocm_to_gigaset [2021-12-15 13:05:59,033 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocm_to_gigaset [2021-12-15 13:05:59,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-12-15 13:05:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-12-15 13:05:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:05:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:05:59,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:05:59,037 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_init_bchannel [2021-12-15 13:05:59,038 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_init_bchannel [2021-12-15 13:05:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:05:59,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:05:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_read_int_callback [2021-12-15 13:05:59,038 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_read_int_callback [2021-12-15 13:05:59,038 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecshw [2021-12-15 13:05:59,038 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecshw [2021-12-15 13:05:59,398 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:05:59,401 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:05:59,757 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:05:59,760 INFO L158 Benchmark]: Toolchain (without parser) took 2591.06ms. Allocated memory was 65.0MB in the beginning and 192.9MB in the end (delta: 127.9MB). Free memory was 36.0MB in the beginning and 127.0MB in the end (delta: -91.0MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2021-12-15 13:05:59,760 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 47.1MB in the end (delta: 45.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:05:59,761 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1576.82ms. Allocated memory was 65.0MB in the beginning and 115.3MB in the end (delta: 50.3MB). Free memory was 35.8MB in the beginning and 61.0MB in the end (delta: -25.3MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2021-12-15 13:05:59,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.06ms. Allocated memory is still 115.3MB. Free memory was 61.0MB in the beginning and 51.5MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 13:05:59,761 INFO L158 Benchmark]: Boogie Preprocessor took 76.50ms. Allocated memory is still 115.3MB. Free memory was 51.5MB in the beginning and 38.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 13:05:59,762 INFO L158 Benchmark]: RCFGBuilder took 819.14ms. Allocated memory was 115.3MB in the beginning and 192.9MB in the end (delta: 77.6MB). Free memory was 38.5MB in the beginning and 127.0MB in the end (delta: -88.4MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-12-15 13:05:59,763 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 47.1MB in the end (delta: 45.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1576.82ms. Allocated memory was 65.0MB in the beginning and 115.3MB in the end (delta: 50.3MB). Free memory was 35.8MB in the beginning and 61.0MB in the end (delta: -25.3MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.06ms. Allocated memory is still 115.3MB. Free memory was 61.0MB in the beginning and 51.5MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.50ms. Allocated memory is still 115.3MB. Free memory was 51.5MB in the beginning and 38.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 819.14ms. Allocated memory was 115.3MB in the beginning and 192.9MB in the end (delta: 77.6MB). Free memory was 38.5MB in the beginning and 127.0MB in the end (delta: -88.4MB). Peak memory consumption was 14.6MB. 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 13:05:59,799 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