./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 cf1a7837 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_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/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_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5df375afe9fb68708289d9f3c6788a2547ede1538b0aa584ee561e48e9fb4c63 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:13:11,913 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:13:12,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:13:12,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:13:12,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:13:12,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:13:12,055 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:13:12,055 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:13:12,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:13:12,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:13:12,057 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:13:12,058 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:13:12,058 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:13:12,059 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:13:12,059 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:13:12,062 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:13:12,063 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:13:12,064 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:13:12,064 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:13:12,066 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:13:12,067 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:13:12,067 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:13:12,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:13:12,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:13:12,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:13:12,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:13:12,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:13:12,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:13:12,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:13:12,071 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:13:12,073 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:13:12,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:13:12,073 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:13:12,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:13:12,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:13:12,074 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:13:12,074 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:13:12,075 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:13:12,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:13:12,075 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:13:12,075 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:13:12,076 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:13:12,076 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_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5df375afe9fb68708289d9f3c6788a2547ede1538b0aa584ee561e48e9fb4c63 [2023-11-12 00:13:12,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:13:12,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:13:12,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:13:12,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:13:12,428 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:13:12,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/../../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 [2023-11-12 00:13:15,516 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:13:16,329 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:13:16,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/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 [2023-11-12 00:13:16,419 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/data/5ed5d6e7a/8b2357f983b040cb915b95f5102e4f40/FLAGa92cb169b [2023-11-12 00:13:16,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/data/5ed5d6e7a/8b2357f983b040cb915b95f5102e4f40 [2023-11-12 00:13:16,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:13:16,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:13:16,447 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:13:16,447 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:13:16,453 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:13:16,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:13:16" (1/1) ... [2023-11-12 00:13:16,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@410910b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:16, skipping insertion in model container [2023-11-12 00:13:16,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:13:16" (1/1) ... [2023-11-12 00:13:16,693 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:13:18,174 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_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/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] [2023-11-12 00:13:20,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:13:20,128 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:13:20,341 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [6687] [2023-11-12 00:13:20,343 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [6695] [2023-11-12 00:13:20,345 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] [2023-11-12 00:13:20,345 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] [2023-11-12 00:13:20,355 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] [2023-11-12 00:13:20,357 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] [2023-11-12 00:13:20,370 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_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/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] [2023-11-12 00:13:20,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8245] [2023-11-12 00:13:20,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8247] [2023-11-12 00:13:20,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:13:20,938 WARN L672 CHandler]: The function __VERIFIER_nondet_u16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:13:20,938 WARN L672 CHandler]: The function __VERIFIER_nondet_u8 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:13:20,939 WARN L672 CHandler]: The function __VERIFIER_nondet_u32 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:13:20,947 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:13:20,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20 WrapperNode [2023-11-12 00:13:20,948 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:13:20,949 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:13:20,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:13:20,950 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:13:20,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (1/1) ... [2023-11-12 00:13:21,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (1/1) ... [2023-11-12 00:13:21,479 INFO L138 Inliner]: procedures = 382, calls = 4363, calls flagged for inlining = 180, calls inlined = 177, statements flattened = 9020 [2023-11-12 00:13:21,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:13:21,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:13:21,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:13:21,481 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:13:21,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (1/1) ... [2023-11-12 00:13:21,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (1/1) ... [2023-11-12 00:13:21,566 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (1/1) ... [2023-11-12 00:13:21,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (1/1) ... [2023-11-12 00:13:21,911 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (1/1) ... [2023-11-12 00:13:21,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (1/1) ... [2023-11-12 00:13:21,981 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (1/1) ... [2023-11-12 00:13:22,004 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (1/1) ... [2023-11-12 00:13:22,053 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:13:22,054 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:13:22,054 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:13:22,055 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:13:22,056 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (1/1) ... [2023-11-12 00:13:22,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:13:22,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:13:22,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:13:22,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c52c1a7-9611-41ae-8cf6-94857dec7fcd/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:13:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2023-11-12 00:13:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2023-11-12 00:13:22,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2023-11-12 00:13:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2023-11-12 00:13:22,133 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2023-11-12 00:13:22,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2023-11-12 00:13:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-12 00:13:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-12 00:13:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2023-11-12 00:13:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2023-11-12 00:13:22,134 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2023-11-12 00:13:22,134 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2023-11-12 00:13:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2023-11-12 00:13:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2023-11-12 00:13:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:13:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:13:22,135 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_tx [2023-11-12 00:13:22,135 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_tx [2023-11-12 00:13:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 00:13:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 00:13:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:13:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:13:22,136 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2023-11-12 00:13:22,136 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2023-11-12 00:13:22,137 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-12 00:13:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-12 00:13:22,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_5 [2023-11-12 00:13:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_5 [2023-11-12 00:13:22,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_4 [2023-11-12 00:13:22,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_4 [2023-11-12 00:13:22,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2023-11-12 00:13:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2023-11-12 00:13:22,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:13:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:13:22,138 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2023-11-12 00:13:22,138 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2023-11-12 00:13:22,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_8 [2023-11-12 00:13:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_8 [2023-11-12 00:13:22,139 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2023-11-12 00:13:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2023-11-12 00:13:22,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_7 [2023-11-12 00:13:22,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_7 [2023-11-12 00:13:22,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_6 [2023-11-12 00:13:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_6 [2023-11-12 00:13:22,140 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2023-11-12 00:13:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2023-11-12 00:13:22,140 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2023-11-12 00:13:22,140 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2023-11-12 00:13:22,141 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2023-11-12 00:13:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2023-11-12 00:13:22,141 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_set_channel [2023-11-12 00:13:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_set_channel [2023-11-12 00:13:22,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2023-11-12 00:13:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2023-11-12 00:13:22,142 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_writereg [2023-11-12 00:13:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_writereg [2023-11-12 00:13:22,142 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-11-12 00:13:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-11-12 00:13:22,142 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_generic_frame_duration [2023-11-12 00:13:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_generic_frame_duration [2023-11-12 00:13:22,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 00:13:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 00:13:22,143 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-12 00:13:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-12 00:13:22,143 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 00:13:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 00:13:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2023-11-12 00:13:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2023-11-12 00:13:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:13:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:13:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-11-12 00:13:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-11-12 00:13:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:13:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:13:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2023-11-12 00:13:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2023-11-12 00:13:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_int_disable [2023-11-12 00:13:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_int_disable [2023-11-12 00:13:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-12 00:13:22,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-12 00:13:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-12 00:13:22,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-12 00:13:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 00:13:22,146 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 00:13:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2023-11-12 00:13:22,147 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2023-11-12 00:13:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2023-11-12 00:13:22,147 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2023-11-12 00:13:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:13:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2023-11-12 00:13:22,147 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2023-11-12 00:13:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2023-11-12 00:13:22,148 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2023-11-12 00:13:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2023-11-12 00:13:22,148 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2023-11-12 00:13:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:13:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_stop [2023-11-12 00:13:22,149 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_stop [2023-11-12 00:13:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-12 00:13:22,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-12 00:13:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2023-11-12 00:13:22,149 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2023-11-12 00:13:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2023-11-12 00:13:22,150 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2023-11-12 00:13:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2023-11-12 00:13:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2023-11-12 00:13:22,150 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2023-11-12 00:13:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 00:13:22,150 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 00:13:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-12 00:13:22,151 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-12 00:13:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:13:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:13:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2023-11-12 00:13:22,151 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2023-11-12 00:13:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:13:22,152 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:13:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_init [2023-11-12 00:13:22,152 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_init [2023-11-12 00:13:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-12 00:13:22,152 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-12 00:13:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2023-11-12 00:13:22,152 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2023-11-12 00:13:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-12 00:13:22,153 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-12 00:13:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___skb_dequeue_14 [2023-11-12 00:13:22,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___skb_dequeue_14 [2023-11-12 00:13:22,153 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 00:13:22,153 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 00:13:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2023-11-12 00:13:22,154 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2023-11-12 00:13:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2023-11-12 00:13:22,154 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2023-11-12 00:13:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:13:22,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-12 00:13:22,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-12 00:13:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2023-11-12 00:13:22,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2023-11-12 00:13:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 00:13:22,155 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 00:13:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 00:13:22,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 00:13:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2023-11-12 00:13:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2023-11-12 00:13:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:13:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-12 00:13:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-12 00:13:22,156 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2023-11-12 00:13:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2023-11-12 00:13:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2023-11-12 00:13:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2023-11-12 00:13:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_rf_readreg [2023-11-12 00:13:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_rf_readreg [2023-11-12 00:13:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:13:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 00:13:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 00:13:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2023-11-12 00:13:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2023-11-12 00:13:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2023-11-12 00:13:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2023-11-12 00:13:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:13:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:13:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-12 00:13:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-12 00:13:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-12 00:13:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-12 00:13:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2023-11-12 00:13:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2023-11-12 00:13:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_rx [2023-11-12 00:13:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_rx [2023-11-12 00:13:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-11-12 00:13:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-11-12 00:13:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-12 00:13:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-12 00:13:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2023-11-12 00:13:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2023-11-12 00:13:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2023-11-12 00:13:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2023-11-12 00:13:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2023-11-12 00:13:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2023-11-12 00:13:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 00:13:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 00:13:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:13:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 00:13:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 00:13:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2023-11-12 00:13:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2023-11-12 00:13:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2023-11-12 00:13:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2023-11-12 00:13:22,162 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2023-11-12 00:13:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2023-11-12 00:13:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:13:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:13:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2023-11-12 00:13:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2023-11-12 00:13:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2023-11-12 00:13:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2023-11-12 00:13:22,164 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2023-11-12 00:13:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2023-11-12 00:13:22,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2023-11-12 00:13:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_conf_ac_parm [2023-11-12 00:13:22,164 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_conf_ac_parm [2023-11-12 00:13:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:13:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:13:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-12 00:13:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-12 00:13:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-11-12 00:13:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-11-12 00:13:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2023-11-12 00:13:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2023-11-12 00:13:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:13:22,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:13:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:13:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-12 00:13:22,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-12 00:13:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_RXCB [2023-11-12 00:13:22,166 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_RXCB [2023-11-12 00:13:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:13:22,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:13:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-12 00:13:22,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-12 00:13:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2023-11-12 00:13:22,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2023-11-12 00:13:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_stop [2023-11-12 00:13:22,168 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_stop [2023-11-12 00:13:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-12 00:13:22,168 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-12 00:13:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225se_rf_init [2023-11-12 00:13:22,168 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225se_rf_init [2023-11-12 00:13:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2023-11-12 00:13:22,168 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2023-11-12 00:13:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2023-11-12 00:13:22,169 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2023-11-12 00:13:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-12 00:13:22,169 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-12 00:13:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-12 00:13:22,169 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-12 00:13:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 00:13:22,169 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 00:13:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2023-11-12 00:13:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2023-11-12 00:13:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2023-11-12 00:13:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2023-11-12 00:13:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam2 [2023-11-12 00:13:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam2 [2023-11-12 00:13:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2023-11-12 00:13:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2023-11-12 00:13:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2023-11-12 00:13:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2023-11-12 00:13:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2023-11-12 00:13:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2023-11-12 00:13:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:13:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2023-11-12 00:13:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2023-11-12 00:13:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8187se_three_wire_io [2023-11-12 00:13:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8187se_three_wire_io [2023-11-12 00:13:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_conf_basic_rates [2023-11-12 00:13:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_conf_basic_rates [2023-11-12 00:13:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2023-11-12 00:13:22,172 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2023-11-12 00:13:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2023-11-12 00:13:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2023-11-12 00:13:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2023-11-12 00:13:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2023-11-12 00:13:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2023-11-12 00:13:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:13:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:13:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-11-12 00:13:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-11-12 00:13:23,291 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:13:23,300 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:13:24,026 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:13:36,186 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:13:43,800 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:13:43,801 INFO L302 CfgBuilder]: Removed 81 assume(true) statements. [2023-11-12 00:13:43,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:13:43 BoogieIcfgContainer [2023-11-12 00:13:43,810 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:13:43,812 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:13:43,812 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:13:43,816 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:13:43,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:13:16" (1/3) ... [2023-11-12 00:13:43,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5932dd12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:13:43, skipping insertion in model container [2023-11-12 00:13:43,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:13:20" (2/3) ... [2023-11-12 00:13:43,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5932dd12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:13:43, skipping insertion in model container [2023-11-12 00:13:43,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:13:43" (3/3) ... [2023-11-12 00:13:43,819 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 [2023-11-12 00:13:43,841 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:13:43,841 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:13:43,958 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:13:43,966 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;@16a0a9c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:13:43,966 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:13:43,983 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) [2023-11-12 00:13:44,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-12 00:13:44,006 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:13:44,007 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] [2023-11-12 00:13:44,008 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:13:44,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:13:44,014 INFO L85 PathProgramCache]: Analyzing trace with hash 2072382866, now seen corresponding path program 1 times [2023-11-12 00:13:44,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:13:44,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573843460] [2023-11-12 00:13:44,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:13:44,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:13:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:13:45,429 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-12 00:13:45,431 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:13:45,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573843460] [2023-11-12 00:13:45,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573843460] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:13:45,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:13:45,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:13:45,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403428493] [2023-11-12 00:13:45,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:13:45,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:13:45,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:13:45,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:13:45,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:13:45,504 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) [2023-11-12 00:13:49,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:13:52,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-12 00:13:55,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:13:58,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-12 00:14:00,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-12 00:14:01,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:14:01,572 INFO L93 Difference]: Finished difference Result 9234 states and 14910 transitions. [2023-11-12 00:14:01,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:14:01,576 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 70 [2023-11-12 00:14:01,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:14:01,681 INFO L225 Difference]: With dead ends: 9234 [2023-11-12 00:14:01,681 INFO L226 Difference]: Without dead ends: 5959 [2023-11-12 00:14:01,726 INFO L412 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 [2023-11-12 00:14:01,735 INFO L413 NwaCegarLoop]: 4437 mSDtfsCounter, 4682 mSDsluCounter, 4423 mSDsCounter, 0 mSdLazyCounter, 666 mSolverCounterSat, 9 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4682 SdHoareTripleChecker+Valid, 8860 SdHoareTripleChecker+Invalid, 679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 666 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2023-11-12 00:14:01,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4682 Valid, 8860 Invalid, 679 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 666 Invalid, 4 Unknown, 0 Unchecked, 15.4s Time] [2023-11-12 00:14:01,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5959 states. [2023-11-12 00:14:02,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5959 to 5959. [2023-11-12 00:14:02,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5959 states, 2855 states have (on average 1.2851138353765323) internal successors, (3669), 2995 states have internal predecessors, (3669), 2857 states have call successors, (2857), 247 states have call predecessors, (2857), 246 states have return successors, (2856), 2786 states have call predecessors, (2856), 2856 states have call successors, (2856) [2023-11-12 00:14:02,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5959 states to 5959 states and 9382 transitions. [2023-11-12 00:14:02,822 INFO L78 Accepts]: Start accepts. Automaton has 5959 states and 9382 transitions. Word has length 70 [2023-11-12 00:14:02,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:14:02,825 INFO L495 AbstractCegarLoop]: Abstraction has 5959 states and 9382 transitions. [2023-11-12 00:14:02,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2023-11-12 00:14:02,825 INFO L276 IsEmpty]: Start isEmpty. Operand 5959 states and 9382 transitions. [2023-11-12 00:14:02,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-12 00:14:02,837 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:14:02,838 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, 1, 1, 1] [2023-11-12 00:14:02,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:14:02,839 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:14:02,839 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:14:02,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1123390622, now seen corresponding path program 1 times [2023-11-12 00:14:02,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:14:02,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208360090] [2023-11-12 00:14:02,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:02,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms