./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire --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 5df375afe9fb68708289d9f3c6788a2547ede1538b0aa584ee561e48e9fb4c63 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:31:11,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:31:11,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 20:31:11,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:31:11,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:31:11,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:31:11,170 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:31:11,171 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:31:11,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:31:11,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:31:11,173 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:31:11,174 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:31:11,174 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:31:11,175 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:31:11,175 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:31:11,176 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:31:11,177 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:31:11,177 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:31:11,178 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:31:11,179 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:31:11,179 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:31:11,180 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:31:11,181 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:31:11,182 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:31:11,182 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:31:11,183 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:31:11,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:31:11,184 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:31:11,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:31:11,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:31:11,185 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:31:11,186 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:31:11,187 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:31:11,187 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:31:11,187 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:11,188 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:31:11,188 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:31:11,189 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:31:11,189 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:31:11,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:31:11,190 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:31:11,195 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:31:11,195 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:31:11,196 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:31:11,196 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_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5df375afe9fb68708289d9f3c6788a2547ede1538b0aa584ee561e48e9fb4c63 [2023-11-23 20:31:11,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:31:11,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:31:11,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:31:11,563 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:31:11,563 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:31:11,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i [2023-11-23 20:31:14,817 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:31:15,703 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:31:15,704 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i [2023-11-23 20:31:15,777 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/data/62764708f/51c95e3789364a158378a793bb14ce83/FLAG33e0de028 [2023-11-23 20:31:15,802 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/data/62764708f/51c95e3789364a158378a793bb14ce83 [2023-11-23 20:31:15,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:31:15,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:31:15,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:15,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:31:15,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:31:15,825 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:15" (1/1) ... [2023-11-23 20:31:15,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18351764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:15, skipping insertion in model container [2023-11-23 20:31:15,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:15" (1/1) ... [2023-11-23 20:31:16,058 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:31:17,722 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_6a42939f-35c1-4b03-bb35-669231b06a88/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i[209494,209507] [2023-11-23 20:31:19,853 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:20,033 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:31:20,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [6687] [2023-11-23 20:31:20,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [6695] [2023-11-23 20:31:20,210 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6730-6731] [2023-11-23 20:31:20,210 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"); [6736-6738] [2023-11-23 20:31:20,222 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)); [6926-6927] [2023-11-23 20:31:20,225 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)); [6955-6956] [2023-11-23 20:31:20,240 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_6a42939f-35c1-4b03-bb35-669231b06a88/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i[209494,209507] [2023-11-23 20:31:20,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8245] [2023-11-23 20:31:20,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8247] [2023-11-23 20:31:20,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:20,879 WARN L675 CHandler]: The function __VERIFIER_nondet_u16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:20,880 WARN L675 CHandler]: The function __VERIFIER_nondet_u8 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:20,880 WARN L675 CHandler]: The function __VERIFIER_nondet_u32 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:20,889 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:31:20,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20 WrapperNode [2023-11-23 20:31:20,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:20,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:20,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:31:20,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:31:20,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (1/1) ... [2023-11-23 20:31:21,044 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (1/1) ... [2023-11-23 20:31:21,449 INFO L138 Inliner]: procedures = 382, calls = 4363, calls flagged for inlining = 180, calls inlined = 177, statements flattened = 9020 [2023-11-23 20:31:21,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:21,452 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:31:21,452 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:31:21,452 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:31:21,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (1/1) ... [2023-11-23 20:31:21,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (1/1) ... [2023-11-23 20:31:21,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (1/1) ... [2023-11-23 20:31:21,568 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (1/1) ... [2023-11-23 20:31:21,949 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (1/1) ... [2023-11-23 20:31:22,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (1/1) ... [2023-11-23 20:31:22,064 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (1/1) ... [2023-11-23 20:31:22,109 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (1/1) ... [2023-11-23 20:31:22,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:31:22,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:31:22,252 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:31:22,252 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:31:22,253 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (1/1) ... [2023-11-23 20:31:22,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:22,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:31:22,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:31:22,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a42939f-35c1-4b03-bb35-669231b06a88/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:31:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2023-11-23 20:31:22,335 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2023-11-23 20:31:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2023-11-23 20:31:22,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2023-11-23 20:31:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2023-11-23 20:31:22,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2023-11-23 20:31:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 20:31:22,337 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 20:31:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2023-11-23 20:31:22,337 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2023-11-23 20:31:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2023-11-23 20:31:22,337 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2023-11-23 20:31:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2023-11-23 20:31:22,338 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2023-11-23 20:31:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:31:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:31:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_tx [2023-11-23 20:31:22,339 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_tx [2023-11-23 20:31:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 20:31:22,339 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 20:31:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 20:31:22,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 20:31:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2023-11-23 20:31:22,340 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2023-11-23 20:31:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-23 20:31:22,340 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-23 20:31:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_5 [2023-11-23 20:31:22,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_5 [2023-11-23 20:31:22,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_4 [2023-11-23 20:31:22,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_4 [2023-11-23 20:31:22,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2023-11-23 20:31:22,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2023-11-23 20:31:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 20:31:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 20:31:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2023-11-23 20:31:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2023-11-23 20:31:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_8 [2023-11-23 20:31:22,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_8 [2023-11-23 20:31:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2023-11-23 20:31:22,343 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2023-11-23 20:31:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_7 [2023-11-23 20:31:22,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_7 [2023-11-23 20:31:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_6 [2023-11-23 20:31:22,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_6 [2023-11-23 20:31:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2023-11-23 20:31:22,344 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2023-11-23 20:31:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2023-11-23 20:31:22,344 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2023-11-23 20:31:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2023-11-23 20:31:22,345 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2023-11-23 20:31:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_set_channel [2023-11-23 20:31:22,345 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_set_channel [2023-11-23 20:31:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2023-11-23 20:31:22,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2023-11-23 20:31:22,346 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_writereg [2023-11-23 20:31:22,346 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_writereg [2023-11-23 20:31:22,346 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-11-23 20:31:22,346 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-11-23 20:31:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_generic_frame_duration [2023-11-23 20:31:22,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_generic_frame_duration [2023-11-23 20:31:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 20:31:22,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 20:31:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 20:31:22,348 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 20:31:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 20:31:22,348 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 20:31:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2023-11-23 20:31:22,348 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2023-11-23 20:31:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:31:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:31:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-11-23 20:31:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-11-23 20:31:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:31:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:31:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2023-11-23 20:31:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2023-11-23 20:31:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_int_disable [2023-11-23 20:31:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_int_disable [2023-11-23 20:31:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 20:31:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 20:31:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-23 20:31:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-23 20:31:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 20:31:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 20:31:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2023-11-23 20:31:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2023-11-23 20:31:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2023-11-23 20:31:22,352 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2023-11-23 20:31:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:31:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2023-11-23 20:31:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2023-11-23 20:31:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2023-11-23 20:31:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2023-11-23 20:31:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2023-11-23 20:31:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2023-11-23 20:31:22,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:31:22,354 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_stop [2023-11-23 20:31:22,354 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_stop [2023-11-23 20:31:22,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-23 20:31:22,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-23 20:31:22,354 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2023-11-23 20:31:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2023-11-23 20:31:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2023-11-23 20:31:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2023-11-23 20:31:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2023-11-23 20:31:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2023-11-23 20:31:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2023-11-23 20:31:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 20:31:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 20:31:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 20:31:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 20:31:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:31:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:31:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2023-11-23 20:31:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2023-11-23 20:31:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 20:31:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 20:31:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_init [2023-11-23 20:31:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_init [2023-11-23 20:31:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 20:31:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 20:31:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2023-11-23 20:31:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2023-11-23 20:31:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-23 20:31:22,359 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-23 20:31:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___skb_dequeue_14 [2023-11-23 20:31:22,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___skb_dequeue_14 [2023-11-23 20:31:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 20:31:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 20:31:22,360 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2023-11-23 20:31:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2023-11-23 20:31:22,360 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2023-11-23 20:31:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2023-11-23 20:31:22,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:31:22,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 20:31:22,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 20:31:22,361 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2023-11-23 20:31:22,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2023-11-23 20:31:22,361 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 20:31:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 20:31:22,362 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 20:31:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 20:31:22,362 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2023-11-23 20:31:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2023-11-23 20:31:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:31:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-23 20:31:22,363 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-23 20:31:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2023-11-23 20:31:22,363 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2023-11-23 20:31:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2023-11-23 20:31:22,364 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2023-11-23 20:31:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_readreg [2023-11-23 20:31:22,364 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_readreg [2023-11-23 20:31:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:31:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 20:31:22,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 20:31:22,365 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2023-11-23 20:31:22,365 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2023-11-23 20:31:22,365 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2023-11-23 20:31:22,365 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2023-11-23 20:31:22,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 20:31:22,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 20:31:22,366 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-23 20:31:22,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-23 20:31:22,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-23 20:31:22,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-23 20:31:22,367 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2023-11-23 20:31:22,367 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2023-11-23 20:31:22,367 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_rx [2023-11-23 20:31:22,367 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_rx [2023-11-23 20:31:22,367 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-11-23 20:31:22,367 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-11-23 20:31:22,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-23 20:31:22,368 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-23 20:31:22,368 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2023-11-23 20:31:22,368 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2023-11-23 20:31:22,368 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2023-11-23 20:31:22,368 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2023-11-23 20:31:22,369 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2023-11-23 20:31:22,369 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2023-11-23 20:31:22,369 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 20:31:22,369 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 20:31:22,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:31:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 20:31:22,370 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 20:31:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2023-11-23 20:31:22,370 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2023-11-23 20:31:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2023-11-23 20:31:22,370 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2023-11-23 20:31:22,371 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2023-11-23 20:31:22,371 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2023-11-23 20:31:22,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 20:31:22,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 20:31:22,371 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2023-11-23 20:31:22,371 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2023-11-23 20:31:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2023-11-23 20:31:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2023-11-23 20:31:22,372 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2023-11-23 20:31:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2023-11-23 20:31:22,372 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2023-11-23 20:31:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_conf_ac_parm [2023-11-23 20:31:22,373 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_conf_ac_parm [2023-11-23 20:31:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:31:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:31:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 20:31:22,373 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 20:31:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-11-23 20:31:22,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-11-23 20:31:22,374 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2023-11-23 20:31:22,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2023-11-23 20:31:22,374 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 20:31:22,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 20:31:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:31:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-23 20:31:22,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-23 20:31:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_RXCB [2023-11-23 20:31:22,375 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_RXCB [2023-11-23 20:31:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 20:31:22,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 20:31:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-23 20:31:22,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-23 20:31:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2023-11-23 20:31:22,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2023-11-23 20:31:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_stop [2023-11-23 20:31:22,377 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_stop [2023-11-23 20:31:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-23 20:31:22,377 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-23 20:31:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_init [2023-11-23 20:31:22,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_init [2023-11-23 20:31:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2023-11-23 20:31:22,378 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2023-11-23 20:31:22,378 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2023-11-23 20:31:22,378 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2023-11-23 20:31:22,378 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-23 20:31:22,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-23 20:31:22,378 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-23 20:31:22,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-23 20:31:22,379 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 20:31:22,379 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 20:31:22,380 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2023-11-23 20:31:22,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2023-11-23 20:31:22,380 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2023-11-23 20:31:22,380 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2023-11-23 20:31:22,380 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam2 [2023-11-23 20:31:22,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam2 [2023-11-23 20:31:22,381 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2023-11-23 20:31:22,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2023-11-23 20:31:22,381 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2023-11-23 20:31:22,381 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2023-11-23 20:31:22,381 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2023-11-23 20:31:22,381 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2023-11-23 20:31:22,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:31:22,382 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2023-11-23 20:31:22,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2023-11-23 20:31:22,382 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_three_wire_io [2023-11-23 20:31:22,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_three_wire_io [2023-11-23 20:31:22,382 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_basic_rates [2023-11-23 20:31:22,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_basic_rates [2023-11-23 20:31:22,383 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2023-11-23 20:31:22,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2023-11-23 20:31:22,383 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2023-11-23 20:31:22,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2023-11-23 20:31:22,383 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2023-11-23 20:31:22,384 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2023-11-23 20:31:22,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2023-11-23 20:31:22,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:31:22,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:31:22,384 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-11-23 20:31:22,384 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-11-23 20:31:23,581 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:31:23,588 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:31:24,170 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 20:31:37,359 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:31:44,507 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:31:44,512 INFO L309 CfgBuilder]: Removed 81 assume(true) statements. [2023-11-23 20:31:44,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:44 BoogieIcfgContainer [2023-11-23 20:31:44,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:31:44,521 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:31:44,521 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:31:44,524 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:31:44,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:31:15" (1/3) ... [2023-11-23 20:31:44,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28008f59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:31:44, skipping insertion in model container [2023-11-23 20:31:44,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:20" (2/3) ... [2023-11-23 20:31:44,528 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28008f59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:31:44, skipping insertion in model container [2023-11-23 20:31:44,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:44" (3/3) ... [2023-11-23 20:31:44,529 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i [2023-11-23 20:31:44,552 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:31:44,552 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:31:44,683 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:31:44,693 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;@53d8d06f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:31:44,693 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:31:44,712 INFO L276 IsEmpty]: Start isEmpty. Operand has 3256 states, 1678 states have (on average 1.3033373063170441) internal successors, (2187), 1833 states have internal predecessors, (2187), 1530 states have call successors, (1530), 125 states have call predecessors, (1530), 124 states have return successors, (1516), 1481 states have call predecessors, (1516), 1516 states have call successors, (1516) [2023-11-23 20:31:44,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:31:44,741 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:31:44,742 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:31:44,742 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:31:44,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:31:44,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1495957271, now seen corresponding path program 1 times [2023-11-23 20:31:44,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:31:44,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880246265] [2023-11-23 20:31:44,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:31:44,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:45,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:46,117 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-23 20:31:46,118 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:31:46,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880246265] [2023-11-23 20:31:46,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880246265] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:31:46,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:31:46,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:31:46,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726737410] [2023-11-23 20:31:46,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:31:46,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:31:46,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:31:46,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:31:46,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:31:46,182 INFO L87 Difference]: Start difference. First operand has 3256 states, 1678 states have (on average 1.3033373063170441) internal successors, (2187), 1833 states have internal predecessors, (2187), 1530 states have call successors, (1530), 125 states have call predecessors, (1530), 124 states have return successors, (1516), 1481 states have call predecessors, (1516), 1516 states have call successors, (1516) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2023-11-23 20:31:50,858 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 [] [2023-11-23 20:31:53,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:31:56,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers []