./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a8ab8b9c7011aec39f84a1ecf826f202398208cb106ea4649e1adfd1ea4d4076 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:43,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:43,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:43,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:43,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:43,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:43,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:43,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:43,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:43,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:43,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:43,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:43,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:43,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:43,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:43,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:43,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:43,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:43,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:43,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:43,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:43,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:43,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:43,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:43,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:43,626 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:43,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:43,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:43,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:43,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:43,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:43,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:43,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:43,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:43,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:43,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:43,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:43,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:43,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:43,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:43,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:43,648 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:01:43,677 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:43,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:43,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:43,678 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:43,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:43,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:43,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:43,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:43,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:43,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:43,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:43,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:43,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:43,681 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:43,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:43,681 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:43,681 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:43,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:43,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:43,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:43,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:43,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:43,687 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:43,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:43,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:43,689 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8ab8b9c7011aec39f84a1ecf826f202398208cb106ea4649e1adfd1ea4d4076 [2021-11-23 15:01:43,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:43,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:44,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:44,001 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:44,002 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:44,004 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i [2021-11-23 15:01:44,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/data/96f55f748/6bf4d91b453e42a59525b4442a6dcfda/FLAGcc75ec8ee [2021-11-23 15:01:45,044 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:45,045 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i [2021-11-23 15:01:45,109 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/data/96f55f748/6bf4d91b453e42a59525b4442a6dcfda/FLAGcc75ec8ee [2021-11-23 15:01:45,410 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/data/96f55f748/6bf4d91b453e42a59525b4442a6dcfda [2021-11-23 15:01:45,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:45,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:45,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:45,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:45,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:45,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dcced53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45, skipping insertion in model container [2021-11-23 15:01:45,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:45,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:48,800 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322443,322456] [2021-11-23 15:01:48,803 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322612,322625] [2021-11-23 15:01:48,804 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322779,322792] [2021-11-23 15:01:48,805 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322947,322960] [2021-11-23 15:01:48,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:48,898 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:49,352 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322443,322456] [2021-11-23 15:01:49,353 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322612,322625] [2021-11-23 15:01:49,353 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322779,322792] [2021-11-23 15:01:49,354 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322947,322960] [2021-11-23 15:01:49,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:49,601 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:49,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49 WrapperNode [2021-11-23 15:01:49,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:49,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:49,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:49,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:49,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,715 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,997 INFO L137 Inliner]: procedures = 459, calls = 1763, calls flagged for inlining = 217, calls inlined = 199, statements flattened = 4288 [2021-11-23 15:01:49,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:49,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:50,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:50,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:50,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:50,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:50,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:50,296 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:50,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:50,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:50,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:50,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:50,401 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_set_multicast [2021-11-23 15:01:50,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_set_multicast [2021-11-23 15:01:50,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:01:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:01:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_rx_kick [2021-11-23 15:01:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_rx_kick [2021-11-23 15:01:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 15:01:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 15:01:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_do_reset [2021-11-23 15:01:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_do_reset [2021-11-23 15:01:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2021-11-23 15:01:50,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2021-11-23 15:01:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:01:50,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:01:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 15:01:50,404 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 15:01:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 15:01:50,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 15:01:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 15:01:50,405 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 15:01:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_62 [2021-11-23 15:01:50,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_62 [2021-11-23 15:01:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_73 [2021-11-23 15:01:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_73 [2021-11-23 15:01:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2021-11-23 15:01:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2021-11-23 15:01:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_remove_one [2021-11-23 15:01:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_remove_one [2021-11-23 15:01:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:01:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:01:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_update_stats [2021-11-23 15:01:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_update_stats [2021-11-23 15:01:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:01:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 15:01:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-23 15:01:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-23 15:01:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-23 15:01:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-23 15:01:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 15:01:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 15:01:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:01:50,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:01:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:01:50,409 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:01:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-23 15:01:50,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-23 15:01:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 15:01:50,410 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 15:01:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:01:50,411 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:01:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:01:50,411 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:01:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_tx_timeout [2021-11-23 15:01:50,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_tx_timeout [2021-11-23 15:01:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 15:01:50,413 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 15:01:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:01:50,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:01:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 15:01:50,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 15:01:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:01:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 15:01:50,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 15:01:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-23 15:01:50,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-23 15:01:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-23 15:01:50,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-23 15:01:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-23 15:01:50,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-23 15:01:50,417 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-23 15:01:50,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-23 15:01:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-23 15:01:50,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-23 15:01:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 15:01:50,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 15:01:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 15:01:50,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 15:01:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_run_bist [2021-11-23 15:01:50,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_run_bist [2021-11-23 15:01:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-23 15:01:50,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-23 15:01:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 15:01:50,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 15:01:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-23 15:01:50,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-23 15:01:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:01:50,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:01:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure clear_rx_desc [2021-11-23 15:01:50,422 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_rx_desc [2021-11-23 15:01:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure phy_intr [2021-11-23 15:01:50,422 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_intr [2021-11-23 15:01:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:01:50,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:01:50,424 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:01:50,424 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:01:50,424 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:01:50,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:01:50,424 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 15:01:50,425 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 15:01:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-23 15:01:50,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-23 15:01:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-23 15:01:50,425 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-23 15:01:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure do_tx_done [2021-11-23 15:01:50,426 INFO L138 BoogieDeclarations]: Found implementation of procedure do_tx_done [2021-11-23 15:01:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_misc_lock_of_ns83820 [2021-11-23 15:01:50,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_misc_lock_of_ns83820 [2021-11-23 15:01:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:01:50,426 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:01:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-23 15:01:50,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-23 15:01:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-23 15:01:50,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-23 15:01:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-23 15:01:50,429 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-23 15:01:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:50,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:50,433 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_stop [2021-11-23 15:01:50,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_stop [2021-11-23 15:01:50,434 INFO L130 BoogieDeclarations]: Found specification of procedure kick_tx [2021-11-23 15:01:50,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_tx [2021-11-23 15:01:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rx_info [2021-11-23 15:01:50,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rx_info [2021-11-23 15:01:50,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:01:50,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:01:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-23 15:01:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-23 15:01:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 15:01:50,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 15:01:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 15:01:50,443 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 15:01:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-23 15:01:50,443 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-23 15:01:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-23 15:01:50,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-23 15:01:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-23 15:01:50,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-23 15:01:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-11-23 15:01:50,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-11-23 15:01:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-23 15:01:50,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-23 15:01:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:01:50,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:01:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:01:50,445 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:01:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-23 15:01:50,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-23 15:01:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-23 15:01:50,445 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-23 15:01:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2021-11-23 15:01:50,446 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2021-11-23 15:01:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-23 15:01:50,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-23 15:01:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_72 [2021-11-23 15:01:50,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_72 [2021-11-23 15:01:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:01:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-23 15:01:50,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-23 15:01:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 15:01:50,447 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 15:01:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 15:01:50,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 15:01:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 15:01:50,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 15:01:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-23 15:01:50,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-23 15:01:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:01:50,449 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:01:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:01:50,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:01:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:01:50,449 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:01:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_lock_of_ns83820 [2021-11-23 15:01:50,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_lock_of_ns83820 [2021-11-23 15:01:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-11-23 15:01:50,450 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-11-23 15:01:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure build_rx_desc [2021-11-23 15:01:50,450 INFO L138 BoogieDeclarations]: Found implementation of procedure build_rx_desc [2021-11-23 15:01:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:01:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:01:50,451 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:01:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:01:50,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:01:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:01:50,451 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:01:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_misc_lock_of_ns83820 [2021-11-23 15:01:50,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_misc_lock_of_ns83820 [2021-11-23 15:01:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:01:50,452 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:01:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_open [2021-11-23 15:01:50,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_open [2021-11-23 15:01:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 15:01:50,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 15:01:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-23 15:01:50,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-23 15:01:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure rx_irq [2021-11-23 15:01:50,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_irq [2021-11-23 15:01:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_disable_interrupts [2021-11-23 15:01:50,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_disable_interrupts [2021-11-23 15:01:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure kick_rx [2021-11-23 15:01:50,454 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_rx [2021-11-23 15:01:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:01:50,454 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:01:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-23 15:01:50,454 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-23 15:01:50,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:50,455 INFO L130 BoogieDeclarations]: Found specification of procedure rx_refill [2021-11-23 15:01:50,455 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_refill [2021-11-23 15:01:50,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 15:01:50,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 15:01:50,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rx_info [2021-11-23 15:01:50,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rx_info [2021-11-23 15:01:50,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_ns83820 [2021-11-23 15:01:50,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_ns83820 [2021-11-23 15:01:51,373 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:51,377 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:51,472 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:01:51,476 INFO L158 Benchmark]: Toolchain (without parser) took 6060.48ms. Allocated memory was 94.4MB in the beginning and 180.4MB in the end (delta: 86.0MB). Free memory was 66.1MB in the beginning and 71.8MB in the end (delta: -5.7MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:51,477 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory was 52.1MB in the beginning and 52.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:51,481 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4184.14ms. Allocated memory was 94.4MB in the beginning and 180.4MB in the end (delta: 86.0MB). Free memory was 65.7MB in the beginning and 91.9MB in the end (delta: -26.2MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:51,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 396.09ms. Allocated memory is still 180.4MB. Free memory was 91.9MB in the beginning and 104.6MB in the end (delta: -12.6MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:51,487 INFO L158 Benchmark]: Boogie Preprocessor took 293.62ms. Allocated memory is still 180.4MB. Free memory was 104.6MB in the beginning and 76.2MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:51,488 INFO L158 Benchmark]: RCFGBuilder took 1179.50ms. Allocated memory is still 180.4MB. Free memory was 76.2MB in the beginning and 71.8MB in the end (delta: 4.4MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:51,493 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory was 52.1MB in the beginning and 52.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4184.14ms. Allocated memory was 94.4MB in the beginning and 180.4MB in the end (delta: 86.0MB). Free memory was 65.7MB in the beginning and 91.9MB in the end (delta: -26.2MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 396.09ms. Allocated memory is still 180.4MB. Free memory was 91.9MB in the beginning and 104.6MB in the end (delta: -12.6MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 293.62ms. Allocated memory is still 180.4MB. Free memory was 104.6MB in the beginning and 76.2MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1179.50ms. Allocated memory is still 180.4MB. Free memory was 76.2MB in the beginning and 71.8MB in the end (delta: 4.4MB). Peak memory consumption was 27.5MB. 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. [2021-11-23 15:01:51,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a8ab8b9c7011aec39f84a1ecf826f202398208cb106ea4649e1adfd1ea4d4076 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:54,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:54,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:54,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:54,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:54,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:54,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:54,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:54,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:54,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:54,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:54,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:54,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:54,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:54,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:54,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:54,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:54,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:54,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:54,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:54,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:54,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:54,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:54,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:54,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:54,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:54,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:54,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:54,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:54,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:54,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:54,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:54,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:54,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:54,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:54,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:54,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:54,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:54,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:54,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:54,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:54,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:01:54,734 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:54,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:54,736 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:54,736 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:54,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:54,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:54,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:54,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:54,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:54,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:54,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:54,740 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:54,741 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:54,741 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:54,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:54,741 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:54,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:54,742 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:54,742 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:54,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:54,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:54,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:54,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:54,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:54,744 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:54,744 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:54,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:54,744 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:54,744 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:54,745 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8ab8b9c7011aec39f84a1ecf826f202398208cb106ea4649e1adfd1ea4d4076 [2021-11-23 15:01:55,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:55,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:55,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:55,276 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:55,277 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:55,279 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i [2021-11-23 15:01:55,353 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/data/43ed7e0bf/89ca6195ce0748749eaca698ddfffc0e/FLAG5a33f237e [2021-11-23 15:01:56,450 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:56,451 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i [2021-11-23 15:01:56,521 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/data/43ed7e0bf/89ca6195ce0748749eaca698ddfffc0e/FLAG5a33f237e [2021-11-23 15:01:56,811 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/data/43ed7e0bf/89ca6195ce0748749eaca698ddfffc0e [2021-11-23 15:01:56,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:56,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:56,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:56,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:56,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:56,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:56" (1/1) ... [2021-11-23 15:01:56,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7dc27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:56, skipping insertion in model container [2021-11-23 15:01:56,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:56" (1/1) ... [2021-11-23 15:01:56,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:57,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:00,755 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322443,322456] [2021-11-23 15:02:00,758 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322612,322625] [2021-11-23 15:02:00,759 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322779,322792] [2021-11-23 15:02:00,759 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322947,322960] [2021-11-23 15:02:00,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:00,876 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:02:00,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:01,469 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322443,322456] [2021-11-23 15:02:01,470 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322612,322625] [2021-11-23 15:02:01,471 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322779,322792] [2021-11-23 15:02:01,472 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322947,322960] [2021-11-23 15:02:01,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:01,513 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:01,988 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322443,322456] [2021-11-23 15:02:01,989 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322612,322625] [2021-11-23 15:02:01,990 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322779,322792] [2021-11-23 15:02:01,991 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-natsemi-ns83820.cil.i[322947,322960] [2021-11-23 15:02:02,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:02,521 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:02,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02 WrapperNode [2021-11-23 15:02:02,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:02,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:02,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:02,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:02,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:02,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:02,967 INFO L137 Inliner]: procedures = 467, calls = 1763, calls flagged for inlining = 217, calls inlined = 199, statements flattened = 4164 [2021-11-23 15:02:02,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:02,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:02,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:02,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:02,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:02,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:03,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:03,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:03,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:03,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:03,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:03,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:03,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:03,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:03,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:03,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:02" (1/1) ... [2021-11-23 15:02:03,345 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:03,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:03,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:03,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_set_multicast [2021-11-23 15:02:03,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_set_multicast [2021-11-23 15:02:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:02:03,433 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:02:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_rx_kick [2021-11-23 15:02:03,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_rx_kick [2021-11-23 15:02:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 15:02:03,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 15:02:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_do_reset [2021-11-23 15:02:03,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_do_reset [2021-11-23 15:02:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2021-11-23 15:02:03,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2021-11-23 15:02:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:02:03,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:02:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 15:02:03,436 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 15:02:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 15:02:03,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 15:02:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 15:02:03,437 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 15:02:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_62 [2021-11-23 15:02:03,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_62 [2021-11-23 15:02:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_73 [2021-11-23 15:02:03,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_73 [2021-11-23 15:02:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2021-11-23 15:02:03,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2021-11-23 15:02:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_remove_one [2021-11-23 15:02:03,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_remove_one [2021-11-23 15:02:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:02:03,439 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:02:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_update_stats [2021-11-23 15:02:03,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_update_stats [2021-11-23 15:02:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-23 15:02:03,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-23 15:02:03,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:02:03,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 15:02:03,440 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-23 15:02:03,441 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-23 15:02:03,441 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-23 15:02:03,441 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-23 15:02:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 15:02:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 15:02:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:02:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:02:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:02:03,444 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:02:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-23 15:02:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-23 15:02:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 15:02:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 15:02:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:02:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:02:03,447 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:02:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:02:03,448 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:02:03,448 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:02:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_tx_timeout [2021-11-23 15:02:03,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_tx_timeout [2021-11-23 15:02:03,449 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 15:02:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 15:02:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:02:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:02:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 15:02:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 15:02:03,452 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-23 15:02:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-23 15:02:03,452 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 15:02:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 15:02:03,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-23 15:02:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-23 15:02:03,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-23 15:02:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-23 15:02:03,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-23 15:02:03,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-23 15:02:03,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-23 15:02:03,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-23 15:02:03,455 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-23 15:02:03,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-23 15:02:03,455 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 15:02:03,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 15:02:03,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 15:02:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 15:02:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_run_bist [2021-11-23 15:02:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_run_bist [2021-11-23 15:02:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:02:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-23 15:02:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-23 15:02:03,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 15:02:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 15:02:03,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-23 15:02:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-23 15:02:03,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:03,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:02:03,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:02:03,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:02:03,459 INFO L130 BoogieDeclarations]: Found specification of procedure clear_rx_desc [2021-11-23 15:02:03,459 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_rx_desc [2021-11-23 15:02:03,459 INFO L130 BoogieDeclarations]: Found specification of procedure phy_intr [2021-11-23 15:02:03,460 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_intr [2021-11-23 15:02:03,460 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:02:03,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:02:03,461 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:02:03,461 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:02:03,461 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 15:02:03,462 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 15:02:03,464 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-23 15:02:03,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2021-11-23 15:02:03,468 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-23 15:02:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-23 15:02:03,468 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-23 15:02:03,469 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-23 15:02:03,469 INFO L130 BoogieDeclarations]: Found specification of procedure do_tx_done [2021-11-23 15:02:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure do_tx_done [2021-11-23 15:02:03,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_misc_lock_of_ns83820 [2021-11-23 15:02:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_misc_lock_of_ns83820 [2021-11-23 15:02:03,476 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:02:03,476 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:02:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-23 15:02:03,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-23 15:02:03,477 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-23 15:02:03,477 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-23 15:02:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-23 15:02:03,478 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-23 15:02:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:03,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:03,478 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_stop [2021-11-23 15:02:03,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_stop [2021-11-23 15:02:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:02:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure kick_tx [2021-11-23 15:02:03,479 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_tx [2021-11-23 15:02:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:02:03,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:02:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rx_info [2021-11-23 15:02:03,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rx_info [2021-11-23 15:02:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:02:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:02:03,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:02:03,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 15:02:03,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 15:02:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 15:02:03,481 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 15:02:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-23 15:02:03,481 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-23 15:02:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-23 15:02:03,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-23 15:02:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-23 15:02:03,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-23 15:02:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-11-23 15:02:03,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-11-23 15:02:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-23 15:02:03,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-23 15:02:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:02:03,483 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:02:03,483 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:02:03,483 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:02:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-23 15:02:03,484 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-23 15:02:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-23 15:02:03,484 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-23 15:02:03,484 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2021-11-23 15:02:03,484 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2021-11-23 15:02:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-23 15:02:03,485 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-23 15:02:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_72 [2021-11-23 15:02:03,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_72 [2021-11-23 15:02:03,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:02:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:02:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:02:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:02:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:02:03,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:02:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 15:02:03,487 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 15:02:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 15:02:03,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 15:02:03,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 15:02:03,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 15:02:03,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-23 15:02:03,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-23 15:02:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:02:03,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:02:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:02:03,490 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:02:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:02:03,491 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:02:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_lock_of_ns83820 [2021-11-23 15:02:03,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_lock_of_ns83820 [2021-11-23 15:02:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-11-23 15:02:03,491 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-11-23 15:02:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:02:03,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:02:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure build_rx_desc [2021-11-23 15:02:03,492 INFO L138 BoogieDeclarations]: Found implementation of procedure build_rx_desc [2021-11-23 15:02:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:02:03,492 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:02:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:02:03,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:02:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:02:03,493 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:02:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_misc_lock_of_ns83820 [2021-11-23 15:02:03,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_misc_lock_of_ns83820 [2021-11-23 15:02:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:02:03,494 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:02:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_open [2021-11-23 15:02:03,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_open [2021-11-23 15:02:03,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 15:02:03,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 15:02:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure rx_irq [2021-11-23 15:02:03,495 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_irq [2021-11-23 15:02:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_disable_interrupts [2021-11-23 15:02:03,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_disable_interrupts [2021-11-23 15:02:03,495 INFO L130 BoogieDeclarations]: Found specification of procedure kick_rx [2021-11-23 15:02:03,495 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_rx [2021-11-23 15:02:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:02:03,496 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:02:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-23 15:02:03,496 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-23 15:02:03,496 INFO L130 BoogieDeclarations]: Found specification of procedure rx_refill [2021-11-23 15:02:03,496 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_refill [2021-11-23 15:02:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 15:02:03,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 15:02:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rx_info [2021-11-23 15:02:03,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rx_info [2021-11-23 15:02:03,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_ns83820 [2021-11-23 15:02:03,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_ns83820 [2021-11-23 15:02:04,498 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:04,503 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:04,600 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:04,605 INFO L158 Benchmark]: Toolchain (without parser) took 7787.01ms. Allocated memory was 77.6MB in the beginning and 192.9MB in the end (delta: 115.3MB). Free memory was 49.2MB in the beginning and 60.8MB in the end (delta: -11.7MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,605 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 77.6MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:04,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5703.60ms. Allocated memory was 77.6MB in the beginning and 192.9MB in the end (delta: 115.3MB). Free memory was 48.9MB in the beginning and 123.8MB in the end (delta: -74.9MB). Peak memory consumption was 96.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,607 INFO L158 Benchmark]: Boogie Procedure Inliner took 445.53ms. Allocated memory is still 192.9MB. Free memory was 123.8MB in the beginning and 98.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,608 INFO L158 Benchmark]: Boogie Preprocessor took 365.37ms. Allocated memory is still 192.9MB. Free memory was 98.7MB in the beginning and 104.8MB in the end (delta: -6.2MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,608 INFO L158 Benchmark]: RCFGBuilder took 1266.49ms. Allocated memory is still 192.9MB. Free memory was 103.8MB in the beginning and 60.8MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:04,675 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 77.6MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5703.60ms. Allocated memory was 77.6MB in the beginning and 192.9MB in the end (delta: 115.3MB). Free memory was 48.9MB in the beginning and 123.8MB in the end (delta: -74.9MB). Peak memory consumption was 96.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 445.53ms. Allocated memory is still 192.9MB. Free memory was 123.8MB in the beginning and 98.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 365.37ms. Allocated memory is still 192.9MB. Free memory was 98.7MB in the beginning and 104.8MB in the end (delta: -6.2MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1266.49ms. Allocated memory is still 192.9MB. Free memory was 103.8MB in the beginning and 60.8MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. 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. [2021-11-23 15:02:04,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e03a8dec-2307-43e7-8fcd-b0cabcb90f6a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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