./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-dec-tulip-tulip.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ --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 435b3fa8073a80dcd9b8b69819909b6031007c35574ec244127e6237bed3be57 --- 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-dbf71c6-m [2022-10-17 10:13:01,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:13:01,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:13:01,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:13:01,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:13:01,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:13:01,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:13:01,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:13:01,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:13:01,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:13:01,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:13:01,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:13:01,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:13:01,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:13:01,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:13:01,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:13:01,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:13:01,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:13:01,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:13:01,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:13:01,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:13:01,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:13:01,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:13:01,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:13:01,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:13:01,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:13:01,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:13:01,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:13:01,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:13:01,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:13:01,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:13:01,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:13:01,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:13:01,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:13:01,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:13:01,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:13:01,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:13:01,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:13:01,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:13:01,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:13:01,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:13:01,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:13:01,340 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:13:01,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:13:01,341 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:13:01,342 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:13:01,343 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:13:01,343 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:13:01,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:13:01,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:13:01,344 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:13:01,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:13:01,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:13:01,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:13:01,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:13:01,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:13:01,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:13:01,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:13:01,347 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:13:01,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:13:01,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:13:01,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:13:01,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:13:01,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:13:01,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:13:01,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:13:01,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:13:01,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:13:01,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:13:01,351 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:13:01,351 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:13:01,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:13:01,351 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_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 435b3fa8073a80dcd9b8b69819909b6031007c35574ec244127e6237bed3be57 [2022-10-17 10:13:01,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:13:01,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:13:01,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:13:01,625 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:13:01,626 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:13:01,628 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i [2022-10-17 10:13:01,706 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/data/f61148525/e3c1f5beec774c4fab56deb6a509f611/FLAG378ddff15 [2022-10-17 10:13:02,828 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:13:02,828 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i [2022-10-17 10:13:02,893 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/data/f61148525/e3c1f5beec774c4fab56deb6a509f611/FLAG378ddff15 [2022-10-17 10:13:03,085 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/data/f61148525/e3c1f5beec774c4fab56deb6a509f611 [2022-10-17 10:13:03,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:13:03,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:13:03,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:13:03,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:13:03,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:13:03,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:13:03" (1/1) ... [2022-10-17 10:13:03,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c41c2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:03, skipping insertion in model container [2022-10-17 10:13:03,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:13:03" (1/1) ... [2022-10-17 10:13:03,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:13:03,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:13:08,134 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_5e917317-33c1-4ea2-b527-731cd4d2cad2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[491234,491247] [2022-10-17 10:13:08,137 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_5e917317-33c1-4ea2-b527-731cd4d2cad2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[491403,491416] [2022-10-17 10:13:08,138 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_5e917317-33c1-4ea2-b527-731cd4d2cad2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[491570,491583] [2022-10-17 10:13:08,138 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_5e917317-33c1-4ea2-b527-731cd4d2cad2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[491738,491751] [2022-10-17 10:13:08,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:13:08,212 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:13:08,712 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_5e917317-33c1-4ea2-b527-731cd4d2cad2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[491234,491247] [2022-10-17 10:13:08,712 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_5e917317-33c1-4ea2-b527-731cd4d2cad2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[491403,491416] [2022-10-17 10:13:08,713 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_5e917317-33c1-4ea2-b527-731cd4d2cad2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[491570,491583] [2022-10-17 10:13:08,713 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_5e917317-33c1-4ea2-b527-731cd4d2cad2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i[491738,491751] [2022-10-17 10:13:08,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:13:08,974 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:13:08,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08 WrapperNode [2022-10-17 10:13:08,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:13:08,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:13:08,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:13:08,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:13:08,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (1/1) ... [2022-10-17 10:13:09,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (1/1) ... [2022-10-17 10:13:09,654 INFO L138 Inliner]: procedures = 567, calls = 5328, calls flagged for inlining = 289, calls inlined = 261, statements flattened = 12149 [2022-10-17 10:13:09,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:13:09,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:13:09,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:13:09,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:13:09,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (1/1) ... [2022-10-17 10:13:09,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (1/1) ... [2022-10-17 10:13:09,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (1/1) ... [2022-10-17 10:13:09,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (1/1) ... [2022-10-17 10:13:09,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (1/1) ... [2022-10-17 10:13:10,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (1/1) ... [2022-10-17 10:13:10,231 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (1/1) ... [2022-10-17 10:13:10,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (1/1) ... [2022-10-17 10:13:10,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:13:10,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:13:10,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:13:10,335 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:13:10,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (1/1) ... [2022-10-17 10:13:10,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:13:10,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:13:10,372 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:13:10,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e917317-33c1-4ea2-b527-731cd4d2cad2/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:13:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_up [2022-10-17 10:13:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_up [2022-10-17 10:13:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_media_task [2022-10-17 10:13:10,418 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_media_task [2022-10-17 10:13:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-17 10:13:10,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-17 10:13:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:13:10,418 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:13:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-10-17 10:13:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-10-17 10:13:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 10:13:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 10:13:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_select_media [2022-10-17 10:13:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_select_media [2022-10-17 10:13:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit_le [2022-10-17 10:13:10,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit_le [2022-10-17 10:13:10,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:13:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:13:10,420 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-17 10:13:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-17 10:13:10,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-17 10:13:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-17 10:13:10,420 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-17 10:13:10,420 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-17 10:13:10,420 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-10-17 10:13:10,421 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-10-17 10:13:10,422 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 10:13:10,422 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 10:13:10,422 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2022-10-17 10:13:10,422 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2022-10-17 10:13:10,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2022-10-17 10:13:10,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2022-10-17 10:13:10,423 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-10-17 10:13:10,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-10-17 10:13:10,423 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-17 10:13:10,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-17 10:13:10,423 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-10-17 10:13:10,423 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-10-17 10:13:10,424 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 10:13:10,424 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 10:13:10,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-17 10:13:10,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-17 10:13:10,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 10:13:10,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 10:13:10,425 INFO L130 BoogieDeclarations]: Found specification of procedure pnic_do_nway [2022-10-17 10:13:10,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic_do_nway [2022-10-17 10:13:10,425 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-17 10:13:10,425 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-17 10:13:10,425 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-10-17 10:13:10,426 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-10-17 10:13:10,426 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-17 10:13:10,427 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-17 10:13:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 10:13:10,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 10:13:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:13:10,427 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:13:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-10-17 10:13:10,428 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-10-17 10:13:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:13:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_set_wolopts [2022-10-17 10:13:10,428 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_set_wolopts [2022-10-17 10:13:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_61 [2022-10-17 10:13:10,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_61 [2022-10-17 10:13:10,429 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_resume [2022-10-17 10:13:10,429 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_resume [2022-10-17 10:13:10,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-10-17 10:13:10,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-10-17 10:13:10,430 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_interrupt [2022-10-17 10:13:10,430 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_interrupt [2022-10-17 10:13:10,430 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 10:13:10,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 10:13:10,430 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___3 [2022-10-17 10:13:10,430 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___3 [2022-10-17 10:13:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___1 [2022-10-17 10:13:10,431 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___1 [2022-10-17 10:13:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure t21142_media_task [2022-10-17 10:13:10,431 INFO L138 BoogieDeclarations]: Found implementation of procedure t21142_media_task [2022-10-17 10:13:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:13:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___5 [2022-10-17 10:13:10,431 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___5 [2022-10-17 10:13:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___4 [2022-10-17 10:13:10,432 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___4 [2022-10-17 10:13:10,432 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 10:13:10,432 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 10:13:10,432 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 10:13:10,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 10:13:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:13:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 10:13:10,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 10:13:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:13:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2022-10-17 10:13:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2022-10-17 10:13:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-17 10:13:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-17 10:13:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:13:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:13:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-17 10:13:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-17 10:13:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 10:13:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 10:13:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-17 10:13:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-17 10:13:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure pnic_timer [2022-10-17 10:13:10,436 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic_timer [2022-10-17 10:13:10,436 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-10-17 10:13:10,436 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-10-17 10:13:10,436 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-17 10:13:10,436 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-17 10:13:10,436 INFO L130 BoogieDeclarations]: Found specification of procedure poll_tulip [2022-10-17 10:13:10,437 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_tulip [2022-10-17 10:13:10,437 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_mdio_write [2022-10-17 10:13:10,437 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_mdio_write [2022-10-17 10:13:10,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-10-17 10:13:10,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-10-17 10:13:10,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:13:10,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-17 10:13:10,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-17 10:13:10,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-17 10:13:10,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-17 10:13:10,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-10-17 10:13:10,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-10-17 10:13:10,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-10-17 10:13:10,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-10-17 10:13:10,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:13:10,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 10:13:10,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 10:13:10,449 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 10:13:10,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 10:13:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:13:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure t21142_start_nway [2022-10-17 10:13:10,450 INFO L138 BoogieDeclarations]: Found implementation of procedure t21142_start_nway [2022-10-17 10:13:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-10-17 10:13:10,450 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-10-17 10:13:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2022-10-17 10:13:10,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2022-10-17 10:13:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:13:10,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:13:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tulip_private [2022-10-17 10:13:10,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tulip_private [2022-10-17 10:13:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-17 10:13:10,451 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-17 10:13:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-10-17 10:13:10,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-10-17 10:13:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 10:13:10,451 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 10:13:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 10:13:10,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 10:13:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mii_lock_of_tulip_private [2022-10-17 10:13:10,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mii_lock_of_tulip_private [2022-10-17 10:13:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 10:13:10,452 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 10:13:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tulip_private [2022-10-17 10:13:10,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tulip_private [2022-10-17 10:13:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:13:10,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:13:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_close [2022-10-17 10:13:10,453 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_close [2022-10-17 10:13:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:13:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:13:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:13:10,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:13:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-10-17 10:13:10,453 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-10-17 10:13:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-17 10:13:10,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-17 10:13:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-10-17 10:13:10,454 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-10-17 10:13:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_set_power_state [2022-10-17 10:13:10,454 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_set_power_state [2022-10-17 10:13:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-17 10:13:10,454 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-17 10:13:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_tulip_cleanup_19_2 [2022-10-17 10:13:10,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_tulip_cleanup_19_2 [2022-10-17 10:13:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2022-10-17 10:13:10,455 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2022-10-17 10:13:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-17 10:13:10,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-17 10:13:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_tx_timeout [2022-10-17 10:13:10,455 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_tx_timeout [2022-10-17 10:13:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_check_duplex [2022-10-17 10:13:10,455 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_check_duplex [2022-10-17 10:13:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-10-17 10:13:10,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-10-17 10:13:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-10-17 10:13:10,456 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-10-17 10:13:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2022-10-17 10:13:10,456 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2022-10-17 10:13:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:13:10,456 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:13:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 10:13:10,456 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 10:13:10,457 INFO L130 BoogieDeclarations]: Found specification of procedure comet_timer [2022-10-17 10:13:10,457 INFO L138 BoogieDeclarations]: Found implementation of procedure comet_timer [2022-10-17 10:13:10,457 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-10-17 10:13:10,457 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-10-17 10:13:10,457 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 10:13:10,457 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 10:13:10,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:13:10,457 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_mdio_read [2022-10-17 10:13:10,457 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_mdio_read [2022-10-17 10:13:10,457 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-17 10:13:10,458 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-17 10:13:10,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:13:10,458 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-17 10:13:10,458 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-17 10:13:10,458 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-10-17 10:13:10,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-10-17 10:13:10,458 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2022-10-17 10:13:10,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2022-10-17 10:13:10,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:13:10,459 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_down [2022-10-17 10:13:10,459 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_down [2022-10-17 10:13:10,460 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_stop_rxtx___2 [2022-10-17 10:13:10,460 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_stop_rxtx___2 [2022-10-17 10:13:10,460 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_remove_one [2022-10-17 10:13:10,460 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_remove_one [2022-10-17 10:13:10,460 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 10:13:10,460 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 10:13:10,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-10-17 10:13:10,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-10-17 10:13:10,460 INFO L130 BoogieDeclarations]: Found specification of procedure mxic_timer [2022-10-17 10:13:10,461 INFO L138 BoogieDeclarations]: Found implementation of procedure mxic_timer [2022-10-17 10:13:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 10:13:10,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 10:13:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-10-17 10:13:10,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-10-17 10:13:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_free_ring [2022-10-17 10:13:10,461 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_free_ring [2022-10-17 10:13:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-10-17 10:13:10,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-10-17 10:13:10,462 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_refill_rx [2022-10-17 10:13:10,462 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_refill_rx [2022-10-17 10:13:10,462 INFO L130 BoogieDeclarations]: Found specification of procedure pnic2_timer [2022-10-17 10:13:10,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic2_timer [2022-10-17 10:13:10,462 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 10:13:10,462 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 10:13:10,462 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 10:13:10,462 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 10:13:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-17 10:13:10,464 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-10-17 10:13:10,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_62 [2022-10-17 10:13:10,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_62 [2022-10-17 10:13:10,467 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 10:13:10,468 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 10:13:10,468 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:13:10,468 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:13:10,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:13:10,468 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx [2022-10-17 10:13:10,468 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx [2022-10-17 10:13:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:13:10,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:13:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61___0 [2022-10-17 10:13:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61___0 [2022-10-17 10:13:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2022-10-17 10:13:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2022-10-17 10:13:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_start_rxtx [2022-10-17 10:13:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_start_rxtx [2022-10-17 10:13:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 10:13:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 10:13:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_open [2022-10-17 10:13:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_open [2022-10-17 10:13:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-10-17 10:13:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-10-17 10:13:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 10:13:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 10:13:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-10-17 10:13:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-10-17 10:13:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-10-17 10:13:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-10-17 10:13:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-10-17 10:13:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-10-17 10:13:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure pnic2_start_nway [2022-10-17 10:13:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic2_start_nway [2022-10-17 10:13:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-10-17 10:13:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-10-17 10:13:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_read_eeprom [2022-10-17 10:13:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_read_eeprom [2022-10-17 10:13:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:13:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_timer [2022-10-17 10:13:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_timer [2022-10-17 10:13:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 10:13:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 10:13:11,863 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:13:11,881 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:13:12,987 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:13:22,233 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 10:13:22,426 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:13:22,562 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:13:22,562 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 10:13:22,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:13:22 BoogieIcfgContainer [2022-10-17 10:13:22,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:13:22,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:13:22,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:13:22,575 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:13:22,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:13:03" (1/3) ... [2022-10-17 10:13:22,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@778105fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:13:22, skipping insertion in model container [2022-10-17 10:13:22,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:13:08" (2/3) ... [2022-10-17 10:13:22,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@778105fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:13:22, skipping insertion in model container [2022-10-17 10:13:22,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:13:22" (3/3) ... [2022-10-17 10:13:22,579 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-tulip.cil.i [2022-10-17 10:13:22,597 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:13:22,598 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-10-17 10:13:22,774 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:13:22,779 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;@3f625e28, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:13:22,780 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-10-17 10:13:22,793 INFO L276 IsEmpty]: Start isEmpty. Operand has 3829 states, 2744 states have (on average 1.4427842565597668) internal successors, (3959), 2845 states have internal predecessors, (3959), 951 states have call successors, (951), 133 states have call predecessors, (951), 132 states have return successors, (944), 899 states have call predecessors, (944), 944 states have call successors, (944) [2022-10-17 10:13:22,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-10-17 10:13:22,821 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:13:22,822 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 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, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:13:22,823 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)] === [2022-10-17 10:13:22,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:13:22,827 INFO L85 PathProgramCache]: Analyzing trace with hash -2081427451, now seen corresponding path program 1 times [2022-10-17 10:13:22,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:13:22,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525060094] [2022-10-17 10:13:22,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:13:22,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:13:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:13:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 10:13:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 10:13:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 10:13:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:13:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:13:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-17 10:13:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-17 10:13:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-17 10:13:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-17 10:13:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-17 10:13:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-17 10:13:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-17 10:13:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:13:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-10-17 10:13:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-17 10:13:24,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:13:24,696 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2022-10-17 10:13:24,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:13:24,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525060094] [2022-10-17 10:13:24,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525060094] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:13:24,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:13:24,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:13:24,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114551942] [2022-10-17 10:13:24,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:13:24,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 10:13:24,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:13:24,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:13:24,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:13:24,750 INFO L87 Difference]: Start difference. First operand has 3829 states, 2744 states have (on average 1.4427842565597668) internal successors, (3959), 2845 states have internal predecessors, (3959), 951 states have call successors, (951), 133 states have call predecessors, (951), 132 states have return successors, (944), 899 states have call predecessors, (944), 944 states have call successors, (944) Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16)