./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ce7b7e06b36a72b3de911fb70c1b245fd97c856ddcef7fa1f63b6ddc09812498 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 21:11:17,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:11:17,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:11:17,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:11:17,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:11:17,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:11:17,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:11:17,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:11:17,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:11:17,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:11:17,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:11:17,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:11:17,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:11:17,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:11:17,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:11:17,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:11:17,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:11:17,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:11:17,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:11:17,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:11:17,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:11:17,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:11:17,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:11:17,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:11:17,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:11:17,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:11:17,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:11:17,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:11:17,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:11:17,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:11:17,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:11:17,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:11:17,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:11:17,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:11:17,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:11:17,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:11:17,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:11:17,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:11:17,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:11:17,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:11:17,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:11:17,242 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 21:11:17,285 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:11:17,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:11:17,286 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:11:17,286 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:11:17,287 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:11:17,287 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:11:17,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:11:17,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:11:17,289 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:11:17,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:11:17,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:11:17,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:11:17,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:11:17,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:11:17,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:11:17,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:11:17,292 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:11:17,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:11:17,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:11:17,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:11:17,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:11:17,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:11:17,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:11:17,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:11:17,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:11:17,294 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:11:17,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:11:17,296 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:11:17,296 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:11:17,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:11:17,297 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_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce7b7e06b36a72b3de911fb70c1b245fd97c856ddcef7fa1f63b6ddc09812498 [2022-11-02 21:11:17,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:11:17,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:11:17,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:11:17,668 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:11:17,669 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:11:17,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2022-11-02 21:11:17,748 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/data/dc15fd46b/56eefa13ad434081a1d7c6d98d2e6b0a/FLAGc6d8e54ec [2022-11-02 21:11:18,848 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:11:18,849 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2022-11-02 21:11:18,909 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/data/dc15fd46b/56eefa13ad434081a1d7c6d98d2e6b0a/FLAGc6d8e54ec [2022-11-02 21:11:19,150 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/data/dc15fd46b/56eefa13ad434081a1d7c6d98d2e6b0a [2022-11-02 21:11:19,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:11:19,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:11:19,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:11:19,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:11:19,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:11:19,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:11:19" (1/1) ... [2022-11-02 21:11:19,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@403843d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:19, skipping insertion in model container [2022-11-02 21:11:19,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:11:19" (1/1) ... [2022-11-02 21:11:19,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:11:19,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:11:25,005 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_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493165,493178] [2022-11-02 21:11:25,008 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_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493334,493347] [2022-11-02 21:11:25,009 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_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493501,493514] [2022-11-02 21:11:25,032 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_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493669,493682] [2022-11-02 21:11:25,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:11:25,145 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:11:25,723 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_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493165,493178] [2022-11-02 21:11:25,724 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_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493334,493347] [2022-11-02 21:11:25,725 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_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493501,493514] [2022-11-02 21:11:25,725 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_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i[493669,493682] [2022-11-02 21:11:25,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:11:26,101 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:11:26,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26 WrapperNode [2022-11-02 21:11:26,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:11:26,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:11:26,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:11:26,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:11:26,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (1/1) ... [2022-11-02 21:11:26,269 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (1/1) ... [2022-11-02 21:11:26,675 INFO L138 Inliner]: procedures = 688, calls = 4234, calls flagged for inlining = 342, calls inlined = 319, statements flattened = 10220 [2022-11-02 21:11:26,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:11:26,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:11:26,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:11:26,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:11:26,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (1/1) ... [2022-11-02 21:11:26,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (1/1) ... [2022-11-02 21:11:26,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (1/1) ... [2022-11-02 21:11:26,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (1/1) ... [2022-11-02 21:11:27,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (1/1) ... [2022-11-02 21:11:27,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (1/1) ... [2022-11-02 21:11:27,270 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (1/1) ... [2022-11-02 21:11:27,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (1/1) ... [2022-11-02 21:11:27,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:11:27,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:11:27,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:11:27,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:11:27,452 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (1/1) ... [2022-11-02 21:11:27,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:11:27,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:11:27,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:11:27,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4085e84c-a5ed-4724-8bfd-a1aad10fcc68/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:11:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 21:11:27,599 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 21:11:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_read [2022-11-02 21:11:27,599 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_read [2022-11-02 21:11:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure cas_pcs_link_check [2022-11-02 21:11:27,600 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_pcs_link_check [2022-11-02 21:11:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-02 21:11:27,600 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-02 21:11:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 21:11:27,600 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 21:11:27,600 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-02 21:11:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-02 21:11:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-02 21:11:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-02 21:11:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 21:11:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 21:11:27,601 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mii_link_check [2022-11-02 21:11:27,601 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mii_link_check [2022-11-02 21:11:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure cas_calc_tabort [2022-11-02 21:11:27,602 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_calc_tabort [2022-11-02 21:11:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-02 21:11:27,602 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-02 21:11:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-11-02 21:11:27,602 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-11-02 21:11:27,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 21:11:27,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 21:11:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-02 21:11:27,603 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-02 21:11:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-02 21:11:27,603 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-02 21:11:27,603 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-02 21:11:27,604 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-02 21:11:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure cas_lock_tx [2022-11-02 21:11:27,604 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_lock_tx [2022-11-02 21:11:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-02 21:11:27,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-02 21:11:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 21:11:27,604 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 21:11:27,605 INFO L130 BoogieDeclarations]: Found specification of procedure cas_disable_irq [2022-11-02 21:11:27,605 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_disable_irq [2022-11-02 21:11:27,605 INFO L130 BoogieDeclarations]: Found specification of procedure cas_free_rxds [2022-11-02 21:11:27,605 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_free_rxds [2022-11-02 21:11:27,605 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2022-11-02 21:11:27,605 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2022-11-02 21:11:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure cas_open [2022-11-02 21:11:27,606 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_open [2022-11-02 21:11:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure cas_interrupt [2022-11-02 21:11:27,606 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_interrupt [2022-11-02 21:11:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_tiny_free [2022-11-02 21:11:27,606 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_tiny_free [2022-11-02 21:11:27,606 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-11-02 21:11:27,607 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-11-02 21:11:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_map [2022-11-02 21:11:27,607 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_map [2022-11-02 21:11:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_init [2022-11-02 21:11:27,607 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_init [2022-11-02 21:11:27,607 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2022-11-02 21:11:27,607 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2022-11-02 21:11:27,608 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2022-11-02 21:11:27,608 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2022-11-02 21:11:27,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 21:11:27,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 21:11:27,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 21:11:27,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 21:11:27,608 INFO L130 BoogieDeclarations]: Found specification of procedure cas_enable_irq [2022-11-02 21:11:27,609 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_enable_irq [2022-11-02 21:11:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 21:11:27,609 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 21:11:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-02 21:11:27,609 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-02 21:11:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_dequeue [2022-11-02 21:11:27,609 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_dequeue [2022-11-02 21:11:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-11-02 21:11:27,610 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-11-02 21:11:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-02 21:11:27,610 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-02 21:11:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 21:11:27,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 21:11:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 21:11:27,611 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 21:11:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-02 21:11:27,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-02 21:11:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 21:11:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_108 [2022-11-02 21:11:27,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_108 [2022-11-02 21:11:27,626 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-11-02 21:11:27,626 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-11-02 21:11:27,626 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_multicast [2022-11-02 21:11:27,626 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_multicast [2022-11-02 21:11:27,626 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 21:11:27,627 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 21:11:27,627 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-02 21:11:27,628 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-02 21:11:27,628 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_free [2022-11-02 21:11:27,628 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_free [2022-11-02 21:11:27,628 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_timeout [2022-11-02 21:11:27,628 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_timeout [2022-11-02 21:11:27,628 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-02 21:11:27,628 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-02 21:11:27,629 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_pcs_link_mode [2022-11-02 21:11:27,629 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_pcs_link_mode [2022-11-02 21:11:27,629 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 21:11:27,629 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 21:11:27,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 21:11:27,629 INFO L130 BoogieDeclarations]: Found specification of procedure cas_close [2022-11-02 21:11:27,630 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_close [2022-11-02 21:11:27,630 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_swap [2022-11-02 21:11:27,630 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_swap [2022-11-02 21:11:27,630 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-02 21:11:27,630 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-02 21:11:27,631 INFO L130 BoogieDeclarations]: Found specification of procedure cas_netpoll [2022-11-02 21:11:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_netpoll [2022-11-02 21:11:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure cas_hard_reset [2022-11-02 21:11:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_hard_reset [2022-11-02 21:11:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 21:11:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 21:11:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 21:11:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 21:11:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 21:11:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure cas_rxc_init [2022-11-02 21:11:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_rxc_init [2022-11-02 21:11:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 21:11:27,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 21:11:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 21:11:27,648 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clear_mac_err [2022-11-02 21:11:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clear_mac_err [2022-11-02 21:11:27,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-02 21:11:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-02 21:11:27,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 21:11:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 21:11:27,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 21:11:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 21:11:27,649 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-02 21:11:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-02 21:11:27,649 INFO L130 BoogieDeclarations]: Found specification of procedure cas_remove_one [2022-11-02 21:11:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_remove_one [2022-11-02 21:11:27,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2022-11-02 21:11:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2022-11-02 21:11:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-02 21:11:27,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-02 21:11:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 21:11:27,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 21:11:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-02 21:11:27,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-02 21:11:27,650 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-11-02 21:11:27,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-11-02 21:11:27,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 21:11:27,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-02 21:11:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-02 21:11:27,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-02 21:11:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-02 21:11:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-02 21:11:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-02 21:11:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:11:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-11-02 21:11:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-11-02 21:11:27,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 21:11:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 21:11:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 21:11:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 21:11:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 21:11:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 21:11:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 21:11:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 21:11:27,655 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_link_modes [2022-11-02 21:11:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_link_modes [2022-11-02 21:11:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_mii_link_mode [2022-11-02 21:11:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_mii_link_mode [2022-11-02 21:11:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-11-02 21:11:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-11-02 21:11:27,656 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-02 21:11:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-02 21:11:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 21:11:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 21:11:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-02 21:11:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-02 21:11:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2022-11-02 21:11:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2022-11-02 21:11:27,657 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-02 21:11:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-02 21:11:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 21:11:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 21:11:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-02 21:11:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-02 21:11:27,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-02 21:11:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-02 21:11:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure csum_unfold [2022-11-02 21:11:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_unfold [2022-11-02 21:11:27,659 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-02 21:11:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-02 21:11:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure cas_entropy_gather [2022-11-02 21:11:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_entropy_gather [2022-11-02 21:11:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure cas_resume [2022-11-02 21:11:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_resume [2022-11-02 21:11:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:11:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:11:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_alloc [2022-11-02 21:11:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_alloc [2022-11-02 21:11:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 21:11:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 21:11:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 21:11:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 21:11:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 21:11:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 21:11:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-02 21:11:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-02 21:11:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mif_poll [2022-11-02 21:11:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mif_poll [2022-11-02 21:11:27,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-02 21:11:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-02 21:11:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure cas_unlock_tx [2022-11-02 21:11:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_unlock_tx [2022-11-02 21:11:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 21:11:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 21:11:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_133 [2022-11-02 21:11:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_133 [2022-11-02 21:11:27,664 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice [2022-11-02 21:11:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice [2022-11-02 21:11:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_135 [2022-11-02 21:11:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_135 [2022-11-02 21:11:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-02 21:11:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-02 21:11:27,665 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2022-11-02 21:11:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2022-11-02 21:11:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 21:11:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 21:11:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 21:11:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 21:11:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-02 21:11:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-02 21:11:27,666 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-02 21:11:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-02 21:11:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_buf [2022-11-02 21:11:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_buf [2022-11-02 21:11:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mac_reset [2022-11-02 21:11:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mac_reset [2022-11-02 21:11:27,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_cas [2022-11-02 21:11:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_cas [2022-11-02 21:11:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 21:11:27,668 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 21:11:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 21:11:27,670 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_set_page [2022-11-02 21:11:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_set_page [2022-11-02 21:11:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 21:11:27,671 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_regs_len [2022-11-02 21:11:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_regs_len [2022-11-02 21:11:27,672 INFO L130 BoogieDeclarations]: Found specification of procedure cas_reset [2022-11-02 21:11:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_reset [2022-11-02 21:11:27,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2022-11-02 21:11:27,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2022-11-02 21:11:27,678 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-02 21:11:27,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-02 21:11:27,679 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_page [2022-11-02 21:11:27,680 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_page [2022-11-02 21:11:27,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 21:11:27,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-11-02 21:11:27,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-11-02 21:11:27,680 INFO L130 BoogieDeclarations]: Found specification of procedure cas_nway_reset [2022-11-02 21:11:27,680 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_nway_reset [2022-11-02 21:11:27,680 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 21:11:27,681 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 21:11:27,681 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-02 21:11:27,681 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-02 21:11:27,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 21:11:27,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 21:11:27,681 INFO L130 BoogieDeclarations]: Found specification of procedure cas_setup_multicast [2022-11-02 21:11:27,681 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_setup_multicast [2022-11-02 21:11:27,681 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_powerdown [2022-11-02 21:11:27,682 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_powerdown [2022-11-02 21:11:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_rxds_ringN [2022-11-02 21:11:27,682 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_rxds_ringN [2022-11-02 21:11:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-11-02 21:11:27,682 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-11-02 21:11:27,682 INFO L130 BoogieDeclarations]: Found specification of procedure cas_vpd_match [2022-11-02 21:11:27,682 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_vpd_match [2022-11-02 21:11:27,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_83 [2022-11-02 21:11:27,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_83 [2022-11-02 21:11:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_81 [2022-11-02 21:11:27,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_81 [2022-11-02 21:11:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 21:11:27,684 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 21:11:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2022-11-02 21:11:27,684 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2022-11-02 21:11:27,684 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-02 21:11:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-02 21:11:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure page_count [2022-11-02 21:11:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure page_count [2022-11-02 21:11:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-02 21:11:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-02 21:11:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2022-11-02 21:11:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2022-11-02 21:11:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure cas_shutdown [2022-11-02 21:11:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_shutdown [2022-11-02 21:11:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure cas_begin_auto_negotiation [2022-11-02 21:11:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_begin_auto_negotiation [2022-11-02 21:11:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-02 21:11:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-02 21:11:27,686 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 21:11:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 21:11:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure cas_write_txd [2022-11-02 21:11:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_write_txd [2022-11-02 21:11:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 21:11:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 21:11:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_ref [2022-11-02 21:11:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_ref [2022-11-02 21:11:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 21:11:27,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 21:11:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 21:11:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_82 [2022-11-02 21:11:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_82 [2022-11-02 21:11:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_84 [2022-11-02 21:11:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_84 [2022-11-02 21:11:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_79 [2022-11-02 21:11:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_79 [2022-11-02 21:11:27,688 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 21:11:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 21:11:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure cas_init_hw [2022-11-02 21:11:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_init_hw [2022-11-02 21:11:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clean_rings [2022-11-02 21:11:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clean_rings [2022-11-02 21:11:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_free [2022-11-02 21:11:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_free [2022-11-02 21:11:27,689 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 21:11:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 21:11:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_write [2022-11-02 21:11:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_write [2022-11-02 21:11:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 21:11:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 21:11:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-02 21:11:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-02 21:11:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-02 21:11:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-02 21:11:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_recover [2022-11-02 21:11:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_recover [2022-11-02 21:11:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-11-02 21:11:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-11-02 21:11:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-02 21:11:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-02 21:11:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_stats [2022-11-02 21:11:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_stats [2022-11-02 21:11:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-02 21:11:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-02 21:11:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-11-02 21:11:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-11-02 21:11:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:11:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 21:11:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 21:11:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-11-02 21:11:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-11-02 21:11:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-11-02 21:11:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-11-02 21:11:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_107 [2022-11-02 21:11:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_107 [2022-11-02 21:11:29,200 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:11:29,204 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:11:29,558 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 21:15:24,186 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-02 21:15:24,474 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:15:24,501 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:15:24,501 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-02 21:15:24,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:15:24 BoogieIcfgContainer [2022-11-02 21:15:24,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:15:24,511 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 21:15:24,511 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 21:15:24,515 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 21:15:24,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 09:11:19" (1/3) ... [2022-11-02 21:15:24,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10e77069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:15:24, skipping insertion in model container [2022-11-02 21:15:24,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:11:26" (2/3) ... [2022-11-02 21:15:24,517 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10e77069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:15:24, skipping insertion in model container [2022-11-02 21:15:24,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:15:24" (3/3) ... [2022-11-02 21:15:24,518 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2022-11-02 21:15:24,537 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 21:15:24,537 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-02 21:15:24,677 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 21:15:24,685 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@18433720, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 21:15:24,686 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-02 21:15:24,702 INFO L276 IsEmpty]: Start isEmpty. Operand has 3753 states, 2493 states have (on average 1.2904131568391497) internal successors, (3217), 2563 states have internal predecessors, (3217), 1091 states have call successors, (1091), 168 states have call predecessors, (1091), 167 states have return successors, (1086), 1074 states have call predecessors, (1086), 1086 states have call successors, (1086) [2022-11-02 21:15:24,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-02 21:15:24,734 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:15:24,735 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:15:24,735 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:15:24,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:15:24,743 INFO L85 PathProgramCache]: Analyzing trace with hash 191461984, now seen corresponding path program 1 times [2022-11-02 21:15:24,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:15:24,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378912470] [2022-11-02 21:15:24,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:15:24,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:15:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:15:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:15:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:15:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:15:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:15:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:15:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:15:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:15:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:15:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:15:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:15:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:15:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:15:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:26,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-02 21:15:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:27,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:15:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:15:27,025 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2022-11-02 21:15:27,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:15:27,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378912470] [2022-11-02 21:15:27,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378912470] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:15:27,031 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:15:27,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:15:27,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294946477] [2022-11-02 21:15:27,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:15:27,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:15:27,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:15:27,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:15:27,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:15:27,087 INFO L87 Difference]: Start difference. First operand has 3753 states, 2493 states have (on average 1.2904131568391497) internal successors, (3217), 2563 states have internal predecessors, (3217), 1091 states have call successors, (1091), 168 states have call predecessors, (1091), 167 states have return successors, (1086), 1074 states have call predecessors, (1086), 1086 states have call successors, (1086) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-02 21:15:29,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:15:31,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []