./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje --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 73e11d79da89f19153d89e853a8d4a3607f25d95ae579da9c148a59839e48ce3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:00:02,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:00:03,014 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 05:00:03,019 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:00:03,020 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:00:03,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:00:03,049 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:00:03,049 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:00:03,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:00:03,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:00:03,051 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:00:03,052 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:00:03,052 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:00:03,053 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:00:03,053 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:00:03,053 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:00:03,054 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:00:03,055 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:00:03,055 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:00:03,056 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:00:03,056 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:00:03,057 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:00:03,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:00:03,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:00:03,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:00:03,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:00:03,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:00:03,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:00:03,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:00:03,061 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:00:03,061 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:00:03,062 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:00:03,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:00:03,063 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:00:03,063 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:00:03,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:00:03,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:00:03,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:00:03,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:00:03,065 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:00:03,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:00:03,066 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:00:03,067 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:00:03,067 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:00:03,068 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_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73e11d79da89f19153d89e853a8d4a3607f25d95ae579da9c148a59839e48ce3 [2024-11-09 05:00:03,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:00:03,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:00:03,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:00:03,483 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:00:03,484 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:00:03,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-09 05:00:05,778 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:00:06,863 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:00:06,865 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i [2024-11-09 05:00:06,979 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/data/8a45ac486/da0f33d25ec741748de77bc2211367cf/FLAGe1b7638a7 [2024-11-09 05:00:07,005 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/data/8a45ac486/da0f33d25ec741748de77bc2211367cf [2024-11-09 05:00:07,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:00:07,011 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:00:07,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:00:07,014 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:00:07,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:00:07,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:00:07" (1/1) ... [2024-11-09 05:00:07,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32f7327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:07, skipping insertion in model container [2024-11-09 05:00:07,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:00:07" (1/1) ... [2024-11-09 05:00:07,263 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:00:11,345 WARN L250 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_5a99c38c-50d2-4a31-8648-8b594af88c1f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i[468644,468657] [2024-11-09 05:00:11,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:00:11,623 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:00:11,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7211] [2024-11-09 05:00:11,804 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7219] [2024-11-09 05:00:11,824 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)); [7634-7635] [2024-11-09 05:00:11,828 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)); [7663-7664] [2024-11-09 05:00:11,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8350] [2024-11-09 05:00:11,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8357] [2024-11-09 05:00:11,887 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8743] [2024-11-09 05:00:11,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8745] [2024-11-09 05:00:12,149 WARN L250 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_5a99c38c-50d2-4a31-8648-8b594af88c1f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i[468644,468657] [2024-11-09 05:00:12,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:00:12,376 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:00:12,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12 WrapperNode [2024-11-09 05:00:12,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:00:12,379 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:00:12,379 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:00:12,379 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:00:12,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (1/1) ... [2024-11-09 05:00:12,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (1/1) ... [2024-11-09 05:00:13,010 INFO L138 Inliner]: procedures = 440, calls = 4575, calls flagged for inlining = 181, calls inlined = 178, statements flattened = 9388 [2024-11-09 05:00:13,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:00:13,014 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:00:13,014 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:00:13,014 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:00:13,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (1/1) ... [2024-11-09 05:00:13,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (1/1) ... [2024-11-09 05:00:13,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (1/1) ... [2024-11-09 05:00:13,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (1/1) ... [2024-11-09 05:00:13,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (1/1) ... [2024-11-09 05:00:13,509 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (1/1) ... [2024-11-09 05:00:13,608 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (1/1) ... [2024-11-09 05:00:13,650 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (1/1) ... [2024-11-09 05:00:13,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:00:13,744 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:00:13,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:00:13,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:00:13,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (1/1) ... [2024-11-09 05:00:13,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:00:13,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:00:13,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:00:13,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a99c38c-50d2-4a31-8648-8b594af88c1f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:00:13,847 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2024-11-09 05:00:13,848 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2024-11-09 05:00:13,848 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2024-11-09 05:00:13,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2024-11-09 05:00:13,848 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2024-11-09 05:00:13,848 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2024-11-09 05:00:13,849 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2024-11-09 05:00:13,849 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2024-11-09 05:00:13,850 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-09 05:00:13,850 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-09 05:00:13,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 05:00:13,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 05:00:13,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-09 05:00:13,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-09 05:00:13,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 05:00:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 05:00:13,852 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2024-11-09 05:00:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2024-11-09 05:00:13,853 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2024-11-09 05:00:13,853 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2024-11-09 05:00:13,853 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_writereg [2024-11-09 05:00:13,853 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_writereg [2024-11-09 05:00:13,854 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2024-11-09 05:00:13,854 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2024-11-09 05:00:13,854 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_generic_frame_duration [2024-11-09 05:00:13,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_generic_frame_duration [2024-11-09 05:00:13,855 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2024-11-09 05:00:13,855 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2024-11-09 05:00:13,855 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-09 05:00:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-09 05:00:13,856 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2024-11-09 05:00:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2024-11-09 05:00:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-09 05:00:13,857 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-09 05:00:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 05:00:13,857 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 05:00:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2024-11-09 05:00:13,858 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2024-11-09 05:00:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2024-11-09 05:00:13,858 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2024-11-09 05:00:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2024-11-09 05:00:13,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2024-11-09 05:00:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2024-11-09 05:00:13,859 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2024-11-09 05:00:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2024-11-09 05:00:13,859 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2024-11-09 05:00:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2024-11-09 05:00:13,859 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2024-11-09 05:00:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 05:00:13,860 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 05:00:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-09 05:00:13,860 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-09 05:00:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 05:00:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2024-11-09 05:00:13,861 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2024-11-09 05:00:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2024-11-09 05:00:13,862 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2024-11-09 05:00:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 05:00:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 05:00:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2024-11-09 05:00:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2024-11-09 05:00:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 05:00:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2024-11-09 05:00:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2024-11-09 05:00:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-09 05:00:13,864 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-09 05:00:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-09 05:00:13,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-09 05:00:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2024-11-09 05:00:13,864 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2024-11-09 05:00:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 05:00:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-09 05:00:13,864 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-09 05:00:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2024-11-09 05:00:13,865 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2024-11-09 05:00:13,867 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2024-11-09 05:00:13,867 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2024-11-09 05:00:13,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:00:13,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_10 [2024-11-09 05:00:13,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_10 [2024-11-09 05:00:13,868 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-09 05:00:13,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-09 05:00:13,869 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2024-11-09 05:00:13,869 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2024-11-09 05:00:13,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 05:00:13,870 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 05:00:13,870 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2024-11-09 05:00:13,870 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2024-11-09 05:00:13,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-09 05:00:13,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-09 05:00:13,871 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2024-11-09 05:00:13,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2024-11-09 05:00:13,871 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2024-11-09 05:00:13,871 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2024-11-09 05:00:13,871 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2024-11-09 05:00:13,871 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2024-11-09 05:00:13,872 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-09 05:00:13,872 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-09 05:00:13,872 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-09 05:00:13,873 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-09 05:00:13,873 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2024-11-09 05:00:13,874 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2024-11-09 05:00:13,874 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2024-11-09 05:00:13,874 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2024-11-09 05:00:13,875 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2024-11-09 05:00:13,875 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2024-11-09 05:00:13,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-09 05:00:13,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-09 05:00:13,875 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2024-11-09 05:00:13,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2024-11-09 05:00:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 05:00:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:00:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-09 05:00:13,876 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-09 05:00:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2024-11-09 05:00:13,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2024-11-09 05:00:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2024-11-09 05:00:13,876 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2024-11-09 05:00:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 05:00:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 05:00:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 05:00:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 05:00:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 05:00:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_10 [2024-11-09 05:00:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_10 [2024-11-09 05:00:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2024-11-09 05:00:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2024-11-09 05:00:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_init [2024-11-09 05:00:13,878 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_init [2024-11-09 05:00:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2024-11-09 05:00:13,880 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2024-11-09 05:00:13,880 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_resume [2024-11-09 05:00:13,880 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_resume [2024-11-09 05:00:13,880 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam2 [2024-11-09 05:00:13,881 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam2 [2024-11-09 05:00:13,881 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2024-11-09 05:00:13,881 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2024-11-09 05:00:13,881 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2024-11-09 05:00:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2024-11-09 05:00:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2024-11-09 05:00:13,885 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2024-11-09 05:00:13,885 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_basic_rates [2024-11-09 05:00:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_basic_rates [2024-11-09 05:00:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-09 05:00:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-09 05:00:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:00:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:00:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-09 05:00:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-09 05:00:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2024-11-09 05:00:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2024-11-09 05:00:13,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 05:00:13,887 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_tx [2024-11-09 05:00:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_tx [2024-11-09 05:00:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 05:00:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 05:00:13,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 05:00:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2024-11-09 05:00:13,889 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2024-11-09 05:00:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-09 05:00:13,890 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-09 05:00:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_5 [2024-11-09 05:00:13,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_5 [2024-11-09 05:00:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_4 [2024-11-09 05:00:13,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_4 [2024-11-09 05:00:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_9 [2024-11-09 05:00:13,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_9 [2024-11-09 05:00:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_8 [2024-11-09 05:00:13,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_8 [2024-11-09 05:00:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2024-11-09 05:00:13,891 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2024-11-09 05:00:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_7 [2024-11-09 05:00:13,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_7 [2024-11-09 05:00:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_6 [2024-11-09 05:00:13,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_6 [2024-11-09 05:00:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2024-11-09 05:00:13,891 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2024-11-09 05:00:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2024-11-09 05:00:13,891 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2024-11-09 05:00:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_set_channel [2024-11-09 05:00:13,892 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_set_channel [2024-11-09 05:00:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-09 05:00:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-09 05:00:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2024-11-09 05:00:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2024-11-09 05:00:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-09 05:00:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-09 05:00:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2024-11-09 05:00:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2024-11-09 05:00:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 05:00:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 05:00:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2024-11-09 05:00:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2024-11-09 05:00:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:00:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:00:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_int_disable [2024-11-09 05:00:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_int_disable [2024-11-09 05:00:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2024-11-09 05:00:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2024-11-09 05:00:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 05:00:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2024-11-09 05:00:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2024-11-09 05:00:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 05:00:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_stop [2024-11-09 05:00:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_stop [2024-11-09 05:00:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-09 05:00:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-09 05:00:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 05:00:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 05:00:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 05:00:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_init [2024-11-09 05:00:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_init [2024-11-09 05:00:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2024-11-09 05:00:13,901 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2024-11-09 05:00:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-09 05:00:13,901 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-09 05:00:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-09 05:00:13,902 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-09 05:00:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure _ieee80211_hw_set [2024-11-09 05:00:13,902 INFO L138 BoogieDeclarations]: Found implementation of procedure _ieee80211_hw_set [2024-11-09 05:00:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2024-11-09 05:00:13,902 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2024-11-09 05:00:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2024-11-09 05:00:13,902 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2024-11-09 05:00:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_readreg [2024-11-09 05:00:13,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_readreg [2024-11-09 05:00:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_beacon_work [2024-11-09 05:00:13,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_beacon_work [2024-11-09 05:00:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2024-11-09 05:00:13,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2024-11-09 05:00:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2024-11-09 05:00:13,903 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2024-11-09 05:00:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2024-11-09 05:00:13,904 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2024-11-09 05:00:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_rx [2024-11-09 05:00:13,904 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_rx [2024-11-09 05:00:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2024-11-09 05:00:13,904 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2024-11-09 05:00:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:00:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2024-11-09 05:00:13,904 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2024-11-09 05:00:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-09 05:00:13,905 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-09 05:00:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 05:00:13,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 05:00:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2024-11-09 05:00:13,908 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2024-11-09 05:00:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2024-11-09 05:00:13,908 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2024-11-09 05:00:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_conf_ac_parm [2024-11-09 05:00:13,908 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_conf_ac_parm [2024-11-09 05:00:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-09 05:00:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-09 05:00:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-09 05:00:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-09 05:00:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2024-11-09 05:00:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2024-11-09 05:00:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_stop [2024-11-09 05:00:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_stop [2024-11-09 05:00:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2024-11-09 05:00:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2024-11-09 05:00:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2024-11-09 05:00:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2024-11-09 05:00:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-09 05:00:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-09 05:00:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-09 05:00:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-09 05:00:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2024-11-09 05:00:13,913 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2024-11-09 05:00:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2024-11-09 05:00:13,914 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2024-11-09 05:00:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:00:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2024-11-09 05:00:13,914 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2024-11-09 05:00:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_three_wire_io [2024-11-09 05:00:13,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_three_wire_io [2024-11-09 05:00:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2024-11-09 05:00:13,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2024-11-09 05:00:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2024-11-09 05:00:13,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2024-11-09 05:00:13,970 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2024-11-09 05:00:13,970 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2024-11-09 05:00:15,426 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:00:15,431 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:00:16,368 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 05:01:27,121 INFO L? ?]: Removed 3044 outVars from TransFormulas that were not future-live. [2024-11-09 05:01:27,121 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:01:34,805 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:01:34,805 INFO L316 CfgBuilder]: Removed 78 assume(true) statements. [2024-11-09 05:01:34,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:01:34 BoogieIcfgContainer [2024-11-09 05:01:34,806 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:01:34,809 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:01:34,809 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:01:34,814 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:01:34,814 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:00:07" (1/3) ... [2024-11-09 05:01:34,815 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bb08ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:01:34, skipping insertion in model container [2024-11-09 05:01:34,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:00:12" (2/3) ... [2024-11-09 05:01:34,816 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bb08ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:01:34, skipping insertion in model container [2024-11-09 05:01:34,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:01:34" (3/3) ... [2024-11-09 05:01:34,817 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtl818x--rtl8180--rtl818x_pci.ko-entry_point.cil.out.i [2024-11-09 05:01:34,846 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:01:34,847 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:01:35,021 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:01:35,028 INFO L333 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, 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;@4bc25b36, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:01:35,029 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:01:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand has 3336 states, 1715 states have (on average 1.3037900874635568) internal successors, (2236), 1878 states have internal predecessors, (2236), 1565 states have call successors, (1565), 133 states have call predecessors, (1565), 132 states have return successors, (1550), 1508 states have call predecessors, (1550), 1550 states have call successors, (1550) [2024-11-09 05:01:35,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-09 05:01:35,075 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:01:35,077 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:01:35,077 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:01:35,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:01:35,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1527273859, now seen corresponding path program 1 times [2024-11-09 05:01:35,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:01:35,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376063319] [2024-11-09 05:01:35,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:35,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:07:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:07:11,525 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2024-11-09 05:07:11,528 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:07:11,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376063319] [2024-11-09 05:07:11,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376063319] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:07:11,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:07:11,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:07:11,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683072466] [2024-11-09 05:07:11,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:07:11,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:07:11,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:07:11,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:07:11,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:07:11,580 INFO L87 Difference]: Start difference. First operand has 3336 states, 1715 states have (on average 1.3037900874635568) internal successors, (2236), 1878 states have internal predecessors, (2236), 1565 states have call successors, (1565), 133 states have call predecessors, (1565), 132 states have return successors, (1550), 1508 states have call predecessors, (1550), 1550 states have call successors, (1550) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-09 05:07:20,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.71s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:07:21,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:07:28,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:07:38,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 05:07:40,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 05:07:42,910 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 [] [2024-11-09 05:07:49,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:07:49,890 INFO L93 Difference]: Finished difference Result 8787 states and 14162 transitions. [2024-11-09 05:07:49,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:07:49,893 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 212 [2024-11-09 05:07:49,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:07:49,978 INFO L225 Difference]: With dead ends: 8787 [2024-11-09 05:07:49,978 INFO L226 Difference]: Without dead ends: 5449 [2024-11-09 05:07:50,015 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:07:50,019 INFO L432 NwaCegarLoop]: 5385 mSDtfsCounter, 3836 mSDsluCounter, 4417 mSDsCounter, 0 mSdLazyCounter, 846 mSolverCounterSat, 4 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3836 SdHoareTripleChecker+Valid, 9802 SdHoareTripleChecker+Invalid, 854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 846 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:07:50,020 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3836 Valid, 9802 Invalid, 854 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 846 Invalid, 4 Unknown, 0 Unchecked, 37.6s Time] [2024-11-09 05:07:50,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5449 states. [2024-11-09 05:07:50,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5449 to 5446. [2024-11-09 05:07:50,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5446 states, 2544 states have (on average 1.2873427672955975) internal successors, (3275), 2663 states have internal predecessors, (3275), 2660 states have call successors, (2660), 242 states have call predecessors, (2660), 241 states have return successors, (2659), 2602 states have call predecessors, (2659), 2659 states have call successors, (2659) [2024-11-09 05:07:50,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5446 states to 5446 states and 8594 transitions. [2024-11-09 05:07:50,733 INFO L78 Accepts]: Start accepts. Automaton has 5446 states and 8594 transitions. Word has length 212 [2024-11-09 05:07:50,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:07:50,738 INFO L471 AbstractCegarLoop]: Abstraction has 5446 states and 8594 transitions. [2024-11-09 05:07:50,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-09 05:07:50,739 INFO L276 IsEmpty]: Start isEmpty. Operand 5446 states and 8594 transitions. [2024-11-09 05:07:50,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-09 05:07:50,778 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:07:50,778 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:07:50,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:07:50,779 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:07:50,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:07:50,780 INFO L85 PathProgramCache]: Analyzing trace with hash 959980063, now seen corresponding path program 1 times [2024-11-09 05:07:50,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:07:50,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994230517] [2024-11-09 05:07:50,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:07:50,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:13:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:13:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 767 trivial. 0 not checked. [2024-11-09 05:13:09,580 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:13:09,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994230517] [2024-11-09 05:13:09,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994230517] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:13:09,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:13:09,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:13:09,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722022878] [2024-11-09 05:13:09,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:13:09,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:13:09,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:13:09,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:13:09,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:13:09,589 INFO L87 Difference]: Start difference. First operand 5446 states and 8594 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-09 05:13:12,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:14,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:16,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:28,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:29,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:43,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 05:13:46,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 05:13:48,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 05:13:50,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 05:13:52,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 05:13:54,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 05:13:56,064 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 [] [2024-11-09 05:14:05,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:14:05,088 INFO L93 Difference]: Finished difference Result 16277 states and 25688 transitions. [2024-11-09 05:14:05,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 05:14:05,089 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 251 [2024-11-09 05:14:05,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:14:05,193 INFO L225 Difference]: With dead ends: 16277 [2024-11-09 05:14:05,193 INFO L226 Difference]: Without dead ends: 10868 [2024-11-09 05:14:05,247 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-09 05:14:05,249 INFO L432 NwaCegarLoop]: 4781 mSDtfsCounter, 4798 mSDsluCounter, 13990 mSDsCounter, 0 mSdLazyCounter, 1474 mSolverCounterSat, 3 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4799 SdHoareTripleChecker+Valid, 18771 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1474 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:14:05,250 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4799 Valid, 18771 Invalid, 1487 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1474 Invalid, 10 Unknown, 0 Unchecked, 54.4s Time] [2024-11-09 05:14:05,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10868 states. [2024-11-09 05:14:06,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10868 to 10850. [2024-11-09 05:14:06,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10850 states, 5067 states have (on average 1.2885336491020327) internal successors, (6529), 5311 states have internal predecessors, (6529), 5299 states have call successors, (5299), 484 states have call predecessors, (5299), 483 states have return successors, (5298), 5176 states have call predecessors, (5298), 5298 states have call successors, (5298) [2024-11-09 05:14:06,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10850 states to 10850 states and 17126 transitions. [2024-11-09 05:14:06,671 INFO L78 Accepts]: Start accepts. Automaton has 10850 states and 17126 transitions. Word has length 251 [2024-11-09 05:14:06,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:14:06,674 INFO L471 AbstractCegarLoop]: Abstraction has 10850 states and 17126 transitions. [2024-11-09 05:14:06,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-09 05:14:06,678 INFO L276 IsEmpty]: Start isEmpty. Operand 10850 states and 17126 transitions. [2024-11-09 05:14:06,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-09 05:14:06,694 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:14:06,694 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:14:06,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 05:14:06,695 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:14:06,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:14:06,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1933866300, now seen corresponding path program 1 times [2024-11-09 05:14:06,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:14:06,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493846611] [2024-11-09 05:14:06,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:14:06,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms