./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-wireless-rtl818x-rtl8180-rtl8180.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5a5abe7d84ebfba3a3d05a8884a5cfb8bfd1e0698553d38fcfc4a2d2724f4159 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:08:32,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:08:33,090 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:08:33,098 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:08:33,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:08:33,131 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:08:33,132 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:08:33,133 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:08:33,134 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:08:33,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:08:33,136 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:08:33,136 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:08:33,137 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:08:33,138 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:08:33,139 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:08:33,139 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:08:33,140 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:08:33,141 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:08:33,142 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:08:33,142 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:08:33,143 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:08:33,144 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:08:33,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:08:33,146 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:08:33,146 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:08:33,147 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:08:33,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:08:33,148 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:08:33,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:08:33,150 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:08:33,151 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:08:33,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:08:33,152 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:08:33,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:33,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:08:33,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:08:33,162 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:08:33,162 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:08:33,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:08:33,163 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:08:33,164 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:08:33,165 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:08:33,165 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a5abe7d84ebfba3a3d05a8884a5cfb8bfd1e0698553d38fcfc4a2d2724f4159 [2023-11-12 00:08:33,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:08:33,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:08:33,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:08:33,622 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:08:33,623 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:08:33,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2023-11-12 00:08:37,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:08:38,014 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:08:38,016 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2023-11-12 00:08:38,105 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/data/c25c8e5a0/9f2609318bcf469aaeb7187f803c1b5f/FLAGca69821d9 [2023-11-12 00:08:38,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/data/c25c8e5a0/9f2609318bcf469aaeb7187f803c1b5f [2023-11-12 00:08:38,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:08:38,144 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:08:38,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:38,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:08:38,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:08:38,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:38" (1/1) ... [2023-11-12 00:08:38,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75d34f33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:38, skipping insertion in model container [2023-11-12 00:08:38,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:08:38" (1/1) ... [2023-11-12 00:08:38,515 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:08:43,207 WARN L240 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_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459471,459484] [2023-11-12 00:08:43,212 WARN L240 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_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459640,459653] [2023-11-12 00:08:43,213 WARN L240 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_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459807,459820] [2023-11-12 00:08:43,213 WARN L240 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_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459975,459988] [2023-11-12 00:08:43,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:43,382 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:08:43,603 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6518-6519] [2023-11-12 00:08:43,605 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6524-6526] [2023-11-12 00:08:43,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6758-6759] [2023-11-12 00:08:43,621 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [6792-6793] [2023-11-12 00:08:44,021 WARN L240 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_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459471,459484] [2023-11-12 00:08:44,022 WARN L240 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_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459640,459653] [2023-11-12 00:08:44,022 WARN L240 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_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459807,459820] [2023-11-12 00:08:44,023 WARN L240 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_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459975,459988] [2023-11-12 00:08:44,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:08:44,370 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:08:44,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44 WrapperNode [2023-11-12 00:08:44,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:08:44,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:44,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:08:44,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:08:44,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:44,554 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:44,942 INFO L138 Inliner]: procedures = 522, calls = 3840, calls flagged for inlining = 277, calls inlined = 261, statements flattened = 7475 [2023-11-12 00:08:44,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:44,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:08:44,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:08:44,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:08:44,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:44,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:45,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:45,035 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:45,278 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:45,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:45,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:45,429 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:45,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:08:45,670 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:08:45,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:08:45,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:08:45,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (1/1) ... [2023-11-12 00:08:45,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:45,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:08:45,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:08:45,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cda24a-5ad7-4cab-9a78-1474377cd0f0/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:08:45,760 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2023-11-12 00:08:45,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2023-11-12 00:08:45,761 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2023-11-12 00:08:45,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2023-11-12 00:08:45,761 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2023-11-12 00:08:45,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2023-11-12 00:08:45,762 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2023-11-12 00:08:45,762 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2023-11-12 00:08:45,762 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 00:08:45,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 00:08:45,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:08:45,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:08:45,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:08:45,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:08:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2023-11-12 00:08:45,764 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2023-11-12 00:08:45,764 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2023-11-12 00:08:45,765 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2023-11-12 00:08:45,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 00:08:45,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 00:08:45,766 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 00:08:45,769 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 00:08:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-12 00:08:45,769 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-12 00:08:45,770 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 00:08:45,770 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 00:08:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2023-11-12 00:08:45,771 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2023-11-12 00:08:45,771 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2023-11-12 00:08:45,771 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2023-11-12 00:08:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2023-11-12 00:08:45,772 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2023-11-12 00:08:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 00:08:45,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 00:08:45,772 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2023-11-12 00:08:45,773 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2023-11-12 00:08:45,773 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2023-11-12 00:08:45,773 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2023-11-12 00:08:45,773 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2023-11-12 00:08:45,773 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2023-11-12 00:08:45,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:08:45,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:08:45,774 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-12 00:08:45,774 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-12 00:08:45,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl8180_driver_exit_14_2 [2023-11-12 00:08:45,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl8180_driver_exit_14_2 [2023-11-12 00:08:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:08:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2023-11-12 00:08:45,775 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2023-11-12 00:08:45,775 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2023-11-12 00:08:45,776 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2023-11-12 00:08:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2023-11-12 00:08:45,776 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2023-11-12 00:08:45,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:08:45,777 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2023-11-12 00:08:45,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2023-11-12 00:08:45,778 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_conf_erp [2023-11-12 00:08:45,778 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_conf_erp [2023-11-12 00:08:45,778 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 00:08:45,779 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 00:08:45,779 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 00:08:45,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 00:08:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2023-11-12 00:08:45,780 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2023-11-12 00:08:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:08:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 00:08:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 00:08:45,781 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2023-11-12 00:08:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2023-11-12 00:08:45,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:08:45,781 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 00:08:45,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 00:08:45,782 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2023-11-12 00:08:45,782 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2023-11-12 00:08:45,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:08:45,782 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:08:45,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 00:08:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 00:08:45,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 00:08:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 00:08:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 00:08:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 00:08:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-12 00:08:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-12 00:08:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2023-11-12 00:08:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2023-11-12 00:08:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2023-11-12 00:08:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2023-11-12 00:08:45,786 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 00:08:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 00:08:45,786 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 00:08:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 00:08:45,786 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2023-11-12 00:08:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2023-11-12 00:08:45,787 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2023-11-12 00:08:45,787 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2023-11-12 00:08:45,787 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2023-11-12 00:08:45,787 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2023-11-12 00:08:45,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 00:08:45,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 00:08:45,788 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-11-12 00:08:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-11-12 00:08:45,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:08:45,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-12 00:08:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-12 00:08:45,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-12 00:08:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-12 00:08:45,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:08:45,789 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-12 00:08:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-12 00:08:45,789 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-11-12 00:08:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-11-12 00:08:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2023-11-12 00:08:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2023-11-12 00:08:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 00:08:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 00:08:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:08:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:08:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:08:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:08:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:08:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:08:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:08:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2023-11-12 00:08:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2023-11-12 00:08:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_start [2023-11-12 00:08:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_start [2023-11-12 00:08:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2023-11-12 00:08:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2023-11-12 00:08:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 00:08:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 00:08:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_resume [2023-11-12 00:08:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_resume [2023-11-12 00:08:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2023-11-12 00:08:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2023-11-12 00:08:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rtl8180_priv [2023-11-12 00:08:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rtl8180_priv [2023-11-12 00:08:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2023-11-12 00:08:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2023-11-12 00:08:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2023-11-12 00:08:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2023-11-12 00:08:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2023-11-12 00:08:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2023-11-12 00:08:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:08:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:08:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-12 00:08:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-12 00:08:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2023-11-12 00:08:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2023-11-12 00:08:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:08:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:08:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:08:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:08:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2023-11-12 00:08:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2023-11-12 00:08:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 00:08:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 00:08:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_free_hw [2023-11-12 00:08:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_free_hw [2023-11-12 00:08:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2023-11-12 00:08:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2023-11-12 00:08:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2023-11-12 00:08:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2023-11-12 00:08:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2023-11-12 00:08:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2023-11-12 00:08:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-11-12 00:08:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-11-12 00:08:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 00:08:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 00:08:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-12 00:08:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-12 00:08:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2023-11-12 00:08:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2023-11-12 00:08:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:08:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:08:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-12 00:08:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-12 00:08:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2023-11-12 00:08:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2023-11-12 00:08:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:08:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2023-11-12 00:08:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2023-11-12 00:08:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:08:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:08:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:08:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:08:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-12 00:08:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-12 00:08:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-12 00:08:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-12 00:08:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 00:08:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 00:08:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2023-11-12 00:08:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2023-11-12 00:08:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2023-11-12 00:08:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2023-11-12 00:08:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2023-11-12 00:08:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2023-11-12 00:08:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_61 [2023-11-12 00:08:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_61 [2023-11-12 00:08:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-12 00:08:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-12 00:08:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2023-11-12 00:08:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2023-11-12 00:08:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2023-11-12 00:08:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2023-11-12 00:08:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:08:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2023-11-12 00:08:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2023-11-12 00:08:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-12 00:08:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-12 00:08:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:08:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:08:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2023-11-12 00:08:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2023-11-12 00:08:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2023-11-12 00:08:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2023-11-12 00:08:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rtl8180_priv [2023-11-12 00:08:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rtl8180_priv [2023-11-12 00:08:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-11-12 00:08:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-11-12 00:08:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-12 00:08:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-12 00:08:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 00:08:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 00:08:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2023-11-12 00:08:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2023-11-12 00:08:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-12 00:08:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-12 00:08:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2023-11-12 00:08:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2023-11-12 00:08:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2023-11-12 00:08:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2023-11-12 00:08:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-12 00:08:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:08:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-12 00:08:45,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-12 00:08:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2023-11-12 00:08:45,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2023-11-12 00:08:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 00:08:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 00:08:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2023-11-12 00:08:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2023-11-12 00:08:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2023-11-12 00:08:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2023-11-12 00:08:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-11-12 00:08:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-11-12 00:08:47,095 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:08:47,100 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:08:47,555 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:08:59,299 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 00:08:59,655 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:09:05,219 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:09:05,220 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:09:05,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:09:05 BoogieIcfgContainer [2023-11-12 00:09:05,227 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:09:05,231 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:09:05,231 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:09:05,235 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:09:05,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:08:38" (1/3) ... [2023-11-12 00:09:05,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e8fddc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:09:05, skipping insertion in model container [2023-11-12 00:09:05,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:08:44" (2/3) ... [2023-11-12 00:09:05,239 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e8fddc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:09:05, skipping insertion in model container [2023-11-12 00:09:05,239 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:09:05" (3/3) ... [2023-11-12 00:09:05,241 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2023-11-12 00:09:05,265 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:09:05,265 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-12 00:09:05,414 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:09:05,427 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@235a855b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:09:05,427 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-12 00:09:05,446 INFO L276 IsEmpty]: Start isEmpty. Operand has 2550 states, 1206 states have (on average 1.252072968490879) internal successors, (1510), 1244 states have internal predecessors, (1510), 1227 states have call successors, (1227), 115 states have call predecessors, (1227), 114 states have return successors, (1219), 1202 states have call predecessors, (1219), 1219 states have call successors, (1219) [2023-11-12 00:09:05,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2023-11-12 00:09:05,506 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:09:05,509 INFO L195 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 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, 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] [2023-11-12 00:09:05,511 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)] === [2023-11-12 00:09:05,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:09:05,519 INFO L85 PathProgramCache]: Analyzing trace with hash -344203108, now seen corresponding path program 1 times [2023-11-12 00:09:05,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:09:05,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280913371] [2023-11-12 00:09:05,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:09:05,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:09:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:09:07,277 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2023-11-12 00:09:07,278 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:09:07,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280913371] [2023-11-12 00:09:07,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280913371] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:09:07,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:09:07,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:09:07,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868301131] [2023-11-12 00:09:07,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:09:07,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:09:07,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:09:07,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:09:07,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:09:07,346 INFO L87 Difference]: Start difference. First operand has 2550 states, 1206 states have (on average 1.252072968490879) internal successors, (1510), 1244 states have internal predecessors, (1510), 1227 states have call successors, (1227), 115 states have call predecessors, (1227), 114 states have return successors, (1219), 1202 states have call predecessors, (1219), 1219 states have call successors, (1219) Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2023-11-12 00:09:09,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:09:11,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:09:14,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:09:18,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-12 00:09:19,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:09:21,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-12 00:09:23,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers []