./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.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_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/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_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/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_8f4afa80-ec11-42a4-9e82-272228b51a81/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 fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 --- 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 10:46:48,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:46:48,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:46:48,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:46:48,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:46:48,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:46:48,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:46:48,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:46:48,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:46:48,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:46:48,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:46:48,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:46:48,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:46:48,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:46:48,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:46:48,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:46:48,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:46:48,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:46:48,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:46:48,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:46:48,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:46:48,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:46:48,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:46:48,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:46:48,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:46:48,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:46:48,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:46:48,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:46:48,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:46:48,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:46:48,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:46:48,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:46:48,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:46:48,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:46:48,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:46:48,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:46:48,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:46:48,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:46:48,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:46:48,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:46:48,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:46:48,397 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:46:48,436 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:46:48,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:46:48,437 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:46:48,437 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:46:48,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:46:48,438 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:46:48,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:46:48,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:46:48,439 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:46:48,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:46:48,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:46:48,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:46:48,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:46:48,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:46:48,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:46:48,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:46:48,442 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:46:48,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:46:48,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:46:48,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:46:48,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:46:48,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:46:48,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:46:48,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:46:48,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:46:48,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:46:48,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:46:48,445 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:46:48,445 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:46:48,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:46:48,445 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_8f4afa80-ec11-42a4-9e82-272228b51a81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 [2022-10-17 10:46:48,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:46:48,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:46:48,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:46:48,748 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:46:48,748 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:46:48,749 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-10-17 10:46:48,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ/data/c8d08cc59/639133a328bc43d597ab92d4522fff8c/FLAG301a3e6b5 [2022-10-17 10:46:49,724 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:46:49,725 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-10-17 10:46:49,796 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ/data/c8d08cc59/639133a328bc43d597ab92d4522fff8c/FLAG301a3e6b5 [2022-10-17 10:46:50,105 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ/data/c8d08cc59/639133a328bc43d597ab92d4522fff8c [2022-10-17 10:46:50,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:46:50,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:46:50,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:46:50,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:46:50,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:46:50,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:46:50" (1/1) ... [2022-10-17 10:46:50,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e0246bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:50, skipping insertion in model container [2022-10-17 10:46:50,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:46:50" (1/1) ... [2022-10-17 10:46:50,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:46:50,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:46:53,734 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_8f4afa80-ec11-42a4-9e82-272228b51a81/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2022-10-17 10:46:53,737 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_8f4afa80-ec11-42a4-9e82-272228b51a81/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2022-10-17 10:46:53,738 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_8f4afa80-ec11-42a4-9e82-272228b51a81/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2022-10-17 10:46:53,739 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_8f4afa80-ec11-42a4-9e82-272228b51a81/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2022-10-17 10:46:53,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:46:53,824 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:46:54,892 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_8f4afa80-ec11-42a4-9e82-272228b51a81/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2022-10-17 10:46:54,893 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_8f4afa80-ec11-42a4-9e82-272228b51a81/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2022-10-17 10:46:54,893 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_8f4afa80-ec11-42a4-9e82-272228b51a81/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2022-10-17 10:46:54,893 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_8f4afa80-ec11-42a4-9e82-272228b51a81/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2022-10-17 10:46:54,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:46:55,250 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:46:55,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55 WrapperNode [2022-10-17 10:46:55,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:46:55,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:46:55,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:46:55,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:46:55,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (1/1) ... [2022-10-17 10:46:55,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (1/1) ... [2022-10-17 10:46:55,608 INFO L138 Inliner]: procedures = 495, calls = 2611, calls flagged for inlining = 242, calls inlined = 227, statements flattened = 5130 [2022-10-17 10:46:55,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:46:55,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:46:55,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:46:55,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:46:55,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (1/1) ... [2022-10-17 10:46:55,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (1/1) ... [2022-10-17 10:46:55,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (1/1) ... [2022-10-17 10:46:55,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (1/1) ... [2022-10-17 10:46:55,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (1/1) ... [2022-10-17 10:46:55,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (1/1) ... [2022-10-17 10:46:55,936 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (1/1) ... [2022-10-17 10:46:55,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (1/1) ... [2022-10-17 10:46:56,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:46:56,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:46:56,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:46:56,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:46:56,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (1/1) ... [2022-10-17 10:46:56,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:46:56,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:46:56,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:46:56,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4afa80-ec11-42a4-9e82-272228b51a81/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:46:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2022-10-17 10:46:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2022-10-17 10:46:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-17 10:46:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-17 10:46:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2022-10-17 10:46:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2022-10-17 10:46:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:46:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:46:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2022-10-17 10:46:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2022-10-17 10:46:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2022-10-17 10:46:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2022-10-17 10:46:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 10:46:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 10:46:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:46:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:46:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2022-10-17 10:46:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2022-10-17 10:46:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2022-10-17 10:46:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2022-10-17 10:46:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-17 10:46:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-17 10:46:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2022-10-17 10:46:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2022-10-17 10:46:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2022-10-17 10:46:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2022-10-17 10:46:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_64 [2022-10-17 10:46:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_64 [2022-10-17 10:46:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2022-10-17 10:46:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2022-10-17 10:46:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-17 10:46:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-17 10:46:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2022-10-17 10:46:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2022-10-17 10:46:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2022-10-17 10:46:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2022-10-17 10:46:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2022-10-17 10:46:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2022-10-17 10:46:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2022-10-17 10:46:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2022-10-17 10:46:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2022-10-17 10:46:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2022-10-17 10:46:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 10:46:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 10:46:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 10:46:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 10:46:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2022-10-17 10:46:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2022-10-17 10:46:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2022-10-17 10:46:56,107 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2022-10-17 10:46:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:46:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-10-17 10:46:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-10-17 10:46:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 10:46:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 10:46:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:46:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-17 10:46:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-17 10:46:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2022-10-17 10:46:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2022-10-17 10:46:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2022-10-17 10:46:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2022-10-17 10:46:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:46:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 10:46:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 10:46:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2022-10-17 10:46:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2022-10-17 10:46:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:46:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2022-10-17 10:46:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2022-10-17 10:46:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-17 10:46:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-17 10:46:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2022-10-17 10:46:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2022-10-17 10:46:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 10:46:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 10:46:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-17 10:46:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-17 10:46:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2022-10-17 10:46:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2022-10-17 10:46:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2022-10-17 10:46:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2022-10-17 10:46:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-17 10:46:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-17 10:46:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-10-17 10:46:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-10-17 10:46:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2022-10-17 10:46:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2022-10-17 10:46:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2022-10-17 10:46:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2022-10-17 10:46:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-10-17 10:46:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-10-17 10:46:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-10-17 10:46:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-10-17 10:46:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2022-10-17 10:46:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2022-10-17 10:46:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:46:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-17 10:46:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-17 10:46:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-10-17 10:46:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-10-17 10:46:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:46:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 10:46:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 10:46:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 10:46:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 10:46:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2022-10-17 10:46:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2022-10-17 10:46:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:46:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2022-10-17 10:46:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2022-10-17 10:46:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:46:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:46:56,124 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-10-17 10:46:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-10-17 10:46:56,126 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:46:56,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:46:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2022-10-17 10:46:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2022-10-17 10:46:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-10-17 10:46:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-10-17 10:46:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2022-10-17 10:46:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2022-10-17 10:46:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 10:46:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 10:46:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 10:46:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 10:46:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2022-10-17 10:46:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2022-10-17 10:46:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2022-10-17 10:46:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2022-10-17 10:46:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2022-10-17 10:46:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2022-10-17 10:46:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2022-10-17 10:46:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2022-10-17 10:46:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-10-17 10:46:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-10-17 10:46:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:46:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:46:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2022-10-17 10:46:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2022-10-17 10:46:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:46:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:46:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:46:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:46:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2022-10-17 10:46:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2022-10-17 10:46:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-17 10:46:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-17 10:46:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-17 10:46:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-17 10:46:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2022-10-17 10:46:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2022-10-17 10:46:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2022-10-17 10:46:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2022-10-17 10:46:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2022-10-17 10:46:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2022-10-17 10:46:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:46:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:46:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2022-10-17 10:46:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2022-10-17 10:46:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2022-10-17 10:46:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2022-10-17 10:46:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 10:46:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 10:46:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2022-10-17 10:46:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2022-10-17 10:46:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2022-10-17 10:46:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2022-10-17 10:46:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2022-10-17 10:46:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2022-10-17 10:46:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 10:46:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 10:46:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:46:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2022-10-17 10:46:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2022-10-17 10:46:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2022-10-17 10:46:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2022-10-17 10:46:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:46:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-17 10:46:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-17 10:46:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2022-10-17 10:46:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2022-10-17 10:46:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:46:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-17 10:46:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-17 10:46:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2022-10-17 10:46:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2022-10-17 10:46:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2022-10-17 10:46:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2022-10-17 10:46:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 10:46:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-17 10:46:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2022-10-17 10:46:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2022-10-17 10:46:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2022-10-17 10:46:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2022-10-17 10:46:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 10:46:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 10:46:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-10-17 10:46:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-10-17 10:46:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2022-10-17 10:46:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2022-10-17 10:46:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2022-10-17 10:46:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2022-10-17 10:46:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 10:46:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 10:46:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 10:46:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 10:46:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 10:46:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 10:46:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2022-10-17 10:46:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2022-10-17 10:46:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2022-10-17 10:46:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2022-10-17 10:46:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:46:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:46:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2022-10-17 10:46:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2022-10-17 10:46:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:46:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-10-17 10:46:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-10-17 10:46:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:46:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:46:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2022-10-17 10:46:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2022-10-17 10:46:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2022-10-17 10:46:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2022-10-17 10:46:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2022-10-17 10:46:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2022-10-17 10:46:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2022-10-17 10:46:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2022-10-17 10:46:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-10-17 10:46:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-10-17 10:46:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2022-10-17 10:46:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2022-10-17 10:46:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2022-10-17 10:46:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2022-10-17 10:46:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 10:46:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 10:46:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2022-10-17 10:46:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2022-10-17 10:46:56,155 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2022-10-17 10:46:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2022-10-17 10:46:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-10-17 10:46:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-10-17 10:46:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:46:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-17 10:46:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-17 10:46:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-10-17 10:46:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-10-17 10:46:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 10:46:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 10:46:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-10-17 10:46:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-10-17 10:46:56,931 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:46:56,936 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:46:57,310 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:46:59,063 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1265#1.base, #t~mem1265#1.offset := read~$Pointer$(~sc#1.base, 141 + ~sc#1.offset, 8); [2022-10-17 10:46:59,063 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881: SUMMARY for call lmc_trace(#t~mem1265#1.base, #t~mem1265#1.offset, 129, 0); srcloc: null [2022-10-17 10:46:59,064 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881-1: havoc #t~mem1265#1.base, #t~mem1265#1.offset; [2022-10-17 10:47:05,197 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 10:47:05,410 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:47:05,431 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:47:05,432 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:47:05,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:47:05 BoogieIcfgContainer [2022-10-17 10:47:05,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:47:05,441 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:47:05,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:47:05,445 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:47:05,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:46:50" (1/3) ... [2022-10-17 10:47:05,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b6d438b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:47:05, skipping insertion in model container [2022-10-17 10:47:05,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:55" (2/3) ... [2022-10-17 10:47:05,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b6d438b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:47:05, skipping insertion in model container [2022-10-17 10:47:05,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:47:05" (3/3) ... [2022-10-17 10:47:05,448 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-10-17 10:47:05,467 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:47:05,467 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-10-17 10:47:05,568 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:47:05,575 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;@1e5a570, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:47:05,575 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-10-17 10:47:05,588 INFO L276 IsEmpty]: Start isEmpty. Operand has 2572 states, 1679 states have (on average 1.3085169743895175) internal successors, (2197), 1749 states have internal predecessors, (2197), 772 states have call successors, (772), 119 states have call predecessors, (772), 118 states have return successors, (765), 722 states have call predecessors, (765), 765 states have call successors, (765) [2022-10-17 10:47:05,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-10-17 10:47:05,620 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:47:05,621 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:47:05,621 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 10:47:05,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:47:05,626 INFO L85 PathProgramCache]: Analyzing trace with hash -272079317, now seen corresponding path program 1 times [2022-10-17 10:47:05,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:47:05,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661796455] [2022-10-17 10:47:05,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:47:05,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:47:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:47:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 10:47:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 10:47:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 10:47:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:47:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:47:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:06,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-17 10:47:06,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-17 10:47:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-17 10:47:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:06,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-17 10:47:06,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-17 10:47:06,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:06,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:06,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:07,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-17 10:47:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:07,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:07,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-17 10:47:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:07,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:07,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-17 10:47:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:07,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:07,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-17 10:47:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:07,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:07,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-17 10:47:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:07,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-10-17 10:47:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:07,165 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2022-10-17 10:47:07,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:47:07,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661796455] [2022-10-17 10:47:07,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661796455] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:47:07,168 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:47:07,168 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:47:07,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334128902] [2022-10-17 10:47:07,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:47:07,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 10:47:07,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:47:07,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:47:07,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:47:07,225 INFO L87 Difference]: Start difference. First operand has 2572 states, 1679 states have (on average 1.3085169743895175) internal successors, (2197), 1749 states have internal predecessors, (2197), 772 states have call successors, (772), 119 states have call predecessors, (772), 118 states have return successors, (765), 722 states have call predecessors, (765), 765 states have call successors, (765) Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-10-17 10:47:16,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:47:16,212 INFO L93 Difference]: Finished difference Result 7722 states and 11425 transitions. [2022-10-17 10:47:16,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:47:16,219 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 195 [2022-10-17 10:47:16,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:47:16,292 INFO L225 Difference]: With dead ends: 7722 [2022-10-17 10:47:16,292 INFO L226 Difference]: Without dead ends: 5174 [2022-10-17 10:47:16,319 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:47:16,323 INFO L413 NwaCegarLoop]: 3741 mSDtfsCounter, 4560 mSDsluCounter, 2951 mSDsCounter, 0 mSdLazyCounter, 3555 mSolverCounterSat, 2641 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5298 SdHoareTripleChecker+Valid, 6692 SdHoareTripleChecker+Invalid, 6196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2641 IncrementalHoareTripleChecker+Valid, 3555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-10-17 10:47:16,324 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5298 Valid, 6692 Invalid, 6196 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2641 Valid, 3555 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2022-10-17 10:47:16,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5174 states. [2022-10-17 10:47:16,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5174 to 4982. [2022-10-17 10:47:16,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4982 states, 3267 states have (on average 1.2898683807774718) internal successors, (4214), 3406 states have internal predecessors, (4214), 1480 states have call successors, (1480), 233 states have call predecessors, (1480), 232 states have return successors, (1476), 1390 states have call predecessors, (1476), 1476 states have call successors, (1476) [2022-10-17 10:47:16,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4982 states to 4982 states and 7170 transitions. [2022-10-17 10:47:16,838 INFO L78 Accepts]: Start accepts. Automaton has 4982 states and 7170 transitions. Word has length 195 [2022-10-17 10:47:16,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:47:16,842 INFO L495 AbstractCegarLoop]: Abstraction has 4982 states and 7170 transitions. [2022-10-17 10:47:16,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-10-17 10:47:16,843 INFO L276 IsEmpty]: Start isEmpty. Operand 4982 states and 7170 transitions. [2022-10-17 10:47:16,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-10-17 10:47:16,862 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:47:16,862 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:47:16,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 10:47:16,863 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_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 10:47:16,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:47:16,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1611944012, now seen corresponding path program 1 times [2022-10-17 10:47:16,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:47:16,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172105749] [2022-10-17 10:47:16,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:47:16,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:47:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:47:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 10:47:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 10:47:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 10:47:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:47:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:47:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-17 10:47:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-17 10:47:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-17 10:47:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-17 10:47:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-17 10:47:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-17 10:47:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-17 10:47:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-17 10:47:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-10-17 10:47:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-17 10:47:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-10-17 10:47:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-10-17 10:47:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:47:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-10-17 10:47:17,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:47:17,695 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2022-10-17 10:47:17,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:47:17,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172105749] [2022-10-17 10:47:17,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172105749] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:47:17,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:47:17,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:47:17,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416830665] [2022-10-17 10:47:17,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:47:17,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 10:47:17,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:47:17,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:47:17,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:47:17,700 INFO L87 Difference]: Start difference. First operand 4982 states and 7170 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21)