./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--ethernet--ti--tlan.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--ti--tlan.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ --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 aa052019b2e545fedc58252b88c286bfb7f233e130d9e12072cdb5cf6783cf5f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:20:39,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:20:39,911 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:20:39,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:20:39,920 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:20:39,968 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:20:39,969 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:20:39,970 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:20:39,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:20:39,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:20:39,979 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:20:39,981 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:20:39,981 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:20:39,983 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:20:39,984 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:20:39,984 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:20:39,985 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:20:39,985 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:20:39,986 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:20:39,986 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:20:39,989 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:20:39,989 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:20:39,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:20:39,991 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:20:39,991 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:20:39,992 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:20:39,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:20:39,993 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:20:39,993 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:20:39,994 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:20:39,995 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:20:39,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:20:39,996 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:20:39,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:20:39,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:20:39,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:20:39,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:20:39,997 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:20:39,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:20:39,998 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:20:39,998 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:20:39,999 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:20:39,999 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_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa052019b2e545fedc58252b88c286bfb7f233e130d9e12072cdb5cf6783cf5f [2023-11-19 05:20:40,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:20:40,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:20:40,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:20:40,342 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:20:40,343 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:20:40,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--ti--tlan.ko-entry_point.cil.out.i [2023-11-19 05:20:43,425 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:20:44,189 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:20:44,191 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--ti--tlan.ko-entry_point.cil.out.i [2023-11-19 05:20:44,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/data/90db13ce6/356d482a08204450a0fee51c883bb34e/FLAGf6cfc9d61 [2023-11-19 05:20:44,261 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/data/90db13ce6/356d482a08204450a0fee51c883bb34e [2023-11-19 05:20:44,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:20:44,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:20:44,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:20:44,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:20:44,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:20:44,273 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:20:44" (1/1) ... [2023-11-19 05:20:44,274 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb2f4a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:44, skipping insertion in model container [2023-11-19 05:20:44,275 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:20:44" (1/1) ... [2023-11-19 05:20:44,408 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:20:46,904 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_0833e6aa-b691-4a1a-9324-ce3ec8116f42/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--ti--tlan.ko-entry_point.cil.out.i[304655,304668] [2023-11-19 05:20:47,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:20:47,092 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:20:47,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5649] [2023-11-19 05:20:47,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5656] [2023-11-19 05:20:47,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5786] [2023-11-19 05:20:47,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5789] [2023-11-19 05:20:47,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5792] [2023-11-19 05:20:47,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5795] [2023-11-19 05:20:47,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5896] [2023-11-19 05:20:47,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5904] [2023-11-19 05:20:47,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5930] [2023-11-19 05:20:47,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5938] [2023-11-19 05:20:47,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5945] [2023-11-19 05:20:47,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5953] [2023-11-19 05:20:47,254 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)); [6141-6142] [2023-11-19 05:20:47,258 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)); [6170-6171] [2023-11-19 05:20:47,488 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_0833e6aa-b691-4a1a-9324-ce3ec8116f42/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--ti--tlan.ko-entry_point.cil.out.i[304655,304668] [2023-11-19 05:20:47,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:20:47,682 WARN L675 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:20:47,683 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:20:47,691 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:20:47,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47 WrapperNode [2023-11-19 05:20:47,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:20:47,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:20:47,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:20:47,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:20:47,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (1/1) ... [2023-11-19 05:20:47,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (1/1) ... [2023-11-19 05:20:48,061 INFO L138 Inliner]: procedures = 299, calls = 2142, calls flagged for inlining = 144, calls inlined = 138, statements flattened = 5884 [2023-11-19 05:20:48,062 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:20:48,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:20:48,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:20:48,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:20:48,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (1/1) ... [2023-11-19 05:20:48,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (1/1) ... [2023-11-19 05:20:48,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (1/1) ... [2023-11-19 05:20:48,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (1/1) ... [2023-11-19 05:20:48,390 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (1/1) ... [2023-11-19 05:20:48,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (1/1) ... [2023-11-19 05:20:48,459 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (1/1) ... [2023-11-19 05:20:48,487 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (1/1) ... [2023-11-19 05:20:48,529 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:20:48,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:20:48,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:20:48,530 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:20:48,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (1/1) ... [2023-11-19 05:20:48,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:20:48,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:20:48,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:20:48,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0833e6aa-b691-4a1a-9324-ce3ec8116f42/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:20:48,619 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-19 05:20:48,619 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-19 05:20:48,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_7 [2023-11-19 05:20:48,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_7 [2023-11-19 05:20:48,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-19 05:20:48,621 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-19 05:20:48,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 05:20:48,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 05:20:48,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 05:20:48,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 05:20:48,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 05:20:48,623 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 05:20:48,624 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 05:20:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 05:20:48,624 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-19 05:20:48,626 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-19 05:20:48,627 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 05:20:48,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 05:20:48,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 05:20:48,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 05:20:48,627 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_read_byte [2023-11-19 05:20:48,627 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_read_byte [2023-11-19 05:20:48,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 05:20:48,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 05:20:48,628 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-19 05:20:48,628 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-19 05:20:48,628 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-19 05:20:48,628 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-19 05:20:48,629 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-19 05:20:48,629 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-19 05:20:48,629 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-19 05:20:48,629 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-19 05:20:48,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 05:20:48,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 05:20:48,629 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-19 05:20:48,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-19 05:20:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-19 05:20:48,630 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-19 05:20:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2023-11-19 05:20:48,630 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2023-11-19 05:20:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 05:20:48,630 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 05:20:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-19 05:20:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-19 05:20:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 05:20:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 05:20:48,631 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-19 05:20:48,632 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-19 05:20:48,632 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ioctl [2023-11-19 05:20:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ioctl [2023-11-19 05:20:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:20:48,633 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:20:48,633 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 05:20:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 05:20:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-19 05:20:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-19 05:20:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-19 05:20:48,634 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-19 05:20:48,634 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-19 05:20:48,635 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-19 05:20:48,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 05:20:48,636 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-19 05:20:48,636 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-19 05:20:48,636 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 05:20:48,636 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 05:20:48,636 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-19 05:20:48,636 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-19 05:20:48,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 05:20:48,637 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 05:20:48,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 05:20:48,637 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-19 05:20:48,637 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-19 05:20:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 05:20:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 05:20:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_stats [2023-11-19 05:20:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_stats [2023-11-19 05:20:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 05:20:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 05:20:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 05:20:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 05:20:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 05:20:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 05:20:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-19 05:20:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-19 05:20:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 05:20:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 05:20:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 05:20:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 05:20:48,711 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-19 05:20:48,711 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-19 05:20:48,711 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-19 05:20:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-19 05:20:48,712 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-19 05:20:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-19 05:20:48,712 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-19 05:20:48,712 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-19 05:20:48,712 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-11-19 05:20:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-11-19 05:20:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 05:20:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 05:20:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-19 05:20:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-19 05:20:48,713 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 05:20:48,713 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 05:20:48,714 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 05:20:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 05:20:48,714 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-19 05:20:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-19 05:20:48,714 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-19 05:20:48,714 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-19 05:20:48,714 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-19 05:20:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-19 05:20:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 05:20:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 05:20:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-19 05:20:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-19 05:20:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-19 05:20:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-19 05:20:48,716 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-19 05:20:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-19 05:20:48,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:20:48,716 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 05:20:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 05:20:48,716 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout_work [2023-11-19 05:20:48,716 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout_work [2023-11-19 05:20:48,717 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 05:20:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 05:20:48,717 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-19 05:20:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-19 05:20:48,717 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 05:20:48,717 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 05:20:48,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 05:20:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 05:20:48,718 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-19 05:20:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-19 05:20:48,718 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-19 05:20:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-19 05:20:48,718 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-19 05:20:48,718 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-19 05:20:48,719 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-19 05:20:48,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-19 05:20:48,725 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-19 05:20:48,726 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-19 05:20:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-19 05:20:48,729 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-19 05:20:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 05:20:48,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 05:20:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:20:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 05:20:48,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 05:20:48,730 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-19 05:20:48,730 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-19 05:20:48,731 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-19 05:20:48,731 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-19 05:20:48,731 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-19 05:20:48,731 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-19 05:20:48,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 05:20:48,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 05:20:48,731 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-19 05:20:48,732 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-19 05:20:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-19 05:20:48,732 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-19 05:20:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 05:20:48,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 05:20:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 05:20:48,732 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-19 05:20:48,733 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-19 05:20:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 05:20:48,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 05:20:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2023-11-19 05:20:48,733 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2023-11-19 05:20:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-19 05:20:48,733 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-19 05:20:48,733 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 05:20:48,734 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 05:20:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:20:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-19 05:20:48,734 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-19 05:20:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-19 05:20:48,734 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-19 05:20:48,734 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 05:20:48,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 05:20:48,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 05:20:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 05:20:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-19 05:20:48,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-19 05:20:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-19 05:20:48,738 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-19 05:20:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2023-11-19 05:20:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2023-11-19 05:20:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-19 05:20:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-19 05:20:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-19 05:20:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-19 05:20:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_7 [2023-11-19 05:20:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_7 [2023-11-19 05:20:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-19 05:20:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-19 05:20:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-19 05:20:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-19 05:20:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-19 05:20:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-19 05:20:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-19 05:20:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-19 05:20:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-19 05:20:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-19 05:20:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-19 05:20:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-19 05:20:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:20:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-19 05:20:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-19 05:20:48,742 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-19 05:20:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-19 05:20:48,742 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-19 05:20:48,742 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-19 05:20:48,742 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-19 05:20:48,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:20:48,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:20:48,743 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-19 05:20:48,743 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-19 05:20:49,760 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:20:49,766 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:20:50,541 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 05:20:55,581 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##404: assume !(0 == ~debug~0); [2023-11-19 05:20:55,581 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##404: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet335#1 := 0; [2023-11-19 05:20:55,581 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7041-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret344#1;havoc tlan_eisa_probe_#t~ret344#1; [2023-11-19 05:20:55,581 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7041: SUMMARY for call tlan_eisa_probe_#t~ret344#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 05:20:55,582 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7042: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-19 05:20:55,582 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7042: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-19 05:20:55,582 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7043: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-19 05:20:55,582 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7047-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret345#1;havoc tlan_eisa_probe_#t~ret345#1; [2023-11-19 05:20:55,582 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7047: SUMMARY for call tlan_eisa_probe_#t~ret345#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 05:20:55,582 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7048: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2023-11-19 05:20:55,582 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7048: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2023-11-19 05:20:55,582 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7049: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-19 05:20:55,582 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7053-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret346#1;havoc tlan_eisa_probe_#t~ret346#1; [2023-11-19 05:20:55,583 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7053: SUMMARY for call tlan_eisa_probe_#t~ret346#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 05:20:55,583 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7054: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2023-11-19 05:20:55,583 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7054: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2023-11-19 05:20:55,583 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7055: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-19 05:20:55,583 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7059: assume 16 == ~debug~0; [2023-11-19 05:20:55,583 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7059: assume !(16 == ~debug~0); [2023-11-19 05:20:55,583 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7059-2: SUMMARY for call tlan_eisa_probe_#t~ret348#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 05:20:55,584 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7060-1: assume -2147483648 <= tlan_eisa_probe_#t~ret347#1 && tlan_eisa_probe_#t~ret347#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret347#1; [2023-11-19 05:20:55,584 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7060: SUMMARY for call tlan_eisa_probe_#t~ret347#1 := printk(45, 0); srcloc: null [2023-11-19 05:20:55,584 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7063: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret348#1;havoc tlan_eisa_probe_#t~ret348#1;tlan_eisa_probe_#t~switch349#1 := 16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 05:20:55,584 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7064: havoc tlan_eisa_probe_#t~switch349#1; [2023-11-19 05:20:55,584 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7065: assume tlan_eisa_probe_#t~switch349#1;tlan_eisa_probe_~irq~0#1 := 5; [2023-11-19 05:20:55,584 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7065: assume !tlan_eisa_probe_#t~switch349#1;tlan_eisa_probe_#t~switch349#1 := tlan_eisa_probe_#t~switch349#1 || 32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 05:20:55,585 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##452: assume !(16 == ~debug~0); [2023-11-19 05:20:55,585 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##452: assume 16 == ~debug~0; [2023-11-19 05:20:55,585 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##455: assume !(16 == ~debug~0); [2023-11-19 05:20:55,585 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##455: assume 16 == ~debug~0; [2023-11-19 05:20:55,585 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7068: assume tlan_eisa_probe_#t~switch349#1;tlan_eisa_probe_~irq~0#1 := 9; [2023-11-19 05:20:55,585 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7068: assume !tlan_eisa_probe_#t~switch349#1;tlan_eisa_probe_#t~switch349#1 := tlan_eisa_probe_#t~switch349#1 || 64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 05:20:55,586 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7071: assume tlan_eisa_probe_#t~switch349#1;tlan_eisa_probe_~irq~0#1 := 10; [2023-11-19 05:20:55,586 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7071: assume !tlan_eisa_probe_#t~switch349#1;tlan_eisa_probe_#t~switch349#1 := tlan_eisa_probe_#t~switch349#1 || 128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-19 05:20:55,586 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7074: assume tlan_eisa_probe_#t~switch349#1;tlan_eisa_probe_~irq~0#1 := 11; [2023-11-19 05:20:55,586 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7074: assume !tlan_eisa_probe_#t~switch349#1;tlan_eisa_probe_#t~switch349#1 := true; [2023-11-19 05:20:55,586 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7077: assume tlan_eisa_probe_#t~switch349#1; [2023-11-19 05:20:55,587 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7077: assume !tlan_eisa_probe_#t~switch349#1; [2023-11-19 05:20:55,587 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7080: SUMMARY for call tlan_eisa_probe_#t~ret350#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-19 05:20:55,587 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7081: assume -2147483648 <= tlan_eisa_probe_#t~ret350#1 && tlan_eisa_probe_#t~ret350#1 <= 2147483647;tlan_eisa_probe_~rc~3#1 := tlan_eisa_probe_#t~ret350#1;havoc tlan_eisa_probe_#t~ret350#1; [2023-11-19 05:20:55,587 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7085-1: assume -2147483648 <= tlan_eisa_probe_#t~ret351#1 && tlan_eisa_probe_#t~ret351#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret351#1; [2023-11-19 05:20:55,587 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7085: SUMMARY for call tlan_eisa_probe_#t~ret351#1 := printk(46, 0); srcloc: null [2023-11-19 05:20:55,587 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7021-3: assume 0 != tlan_eisa_probe_#t~nondet335#1;havoc tlan_eisa_probe_#t~nondet335#1; [2023-11-19 05:20:55,588 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7021-3: assume !(0 != tlan_eisa_probe_#t~nondet335#1);havoc tlan_eisa_probe_#t~nondet335#1; [2023-11-19 05:20:55,588 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7021-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet335#1 := ~debug~0; [2023-11-19 05:20:55,588 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7021-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet335#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet335#1 <= 16;assume tlan_eisa_probe_#t~nondet335#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet335#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet335#1 >= -2147483648; [2023-11-19 05:20:55,588 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7021-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet338#1 := 0; [2023-11-19 05:20:55,588 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7021-5: assume !(0 == ~debug~0); [2023-11-19 05:20:55,588 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: SUMMARY for call tlan_eisa_probe_#t~ret336#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 05:20:55,589 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022-1: tlan_eisa_probe_~tmp~38#1 := tlan_eisa_probe_#t~ret336#1;havoc tlan_eisa_probe_#t~ret336#1; [2023-11-19 05:20:55,589 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7023-1: assume -2147483648 <= tlan_eisa_probe_#t~ret337#1 && tlan_eisa_probe_#t~ret337#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret337#1; [2023-11-19 05:20:55,589 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7023: SUMMARY for call tlan_eisa_probe_#t~ret337#1 := printk(42, 0); srcloc: null [2023-11-19 05:20:55,589 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7090-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-19 05:20:55,589 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7091-1: assume -2147483648 <= tlan_eisa_probe_#t~ret352#1 && tlan_eisa_probe_#t~ret352#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret352#1; [2023-11-19 05:20:55,589 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7091: SUMMARY for call tlan_eisa_probe_#t~ret352#1 := printk(47, 0); srcloc: null [2023-11-19 05:20:55,590 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7026-3: assume 0 != tlan_eisa_probe_#t~nondet338#1;havoc tlan_eisa_probe_#t~nondet338#1; [2023-11-19 05:20:55,590 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7026-3: assume !(0 != tlan_eisa_probe_#t~nondet338#1);havoc tlan_eisa_probe_#t~nondet338#1; [2023-11-19 05:20:55,590 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7026-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet338#1 := ~debug~0; [2023-11-19 05:20:55,590 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7026-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet338#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet338#1 <= 16;assume tlan_eisa_probe_#t~nondet338#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet338#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet338#1 >= -2147483648; [2023-11-19 05:20:55,590 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7026-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet341#1 := 0; [2023-11-19 05:20:55,591 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7026-5: assume !(0 == ~debug~0); [2023-11-19 05:20:55,591 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7027-1: tlan_eisa_probe_~tmp___0~11#1 := tlan_eisa_probe_#t~ret339#1;havoc tlan_eisa_probe_#t~ret339#1; [2023-11-19 05:20:55,591 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7027: SUMMARY for call tlan_eisa_probe_#t~ret339#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-19 05:20:55,591 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7028-1: assume -2147483648 <= tlan_eisa_probe_#t~ret340#1 && tlan_eisa_probe_#t~ret340#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret340#1; [2023-11-19 05:20:55,591 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7028: SUMMARY for call tlan_eisa_probe_#t~ret340#1 := printk(43, 0); srcloc: null [2023-11-19 05:20:55,591 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7031-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet341#1 := ~debug~0; [2023-11-19 05:20:55,592 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7031-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet341#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet341#1 <= 16;assume tlan_eisa_probe_#t~nondet341#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet341#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet341#1 >= -2147483648; [2023-11-19 05:20:55,592 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7097: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-19 05:20:55,592 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7097: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-19 05:20:55,592 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7031-5: call tlan_eisa_probe_#t~ret343#1.base, tlan_eisa_probe_#t~ret343#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~4#1.base, tlan_eisa_probe_~tmp___1~4#1.offset := tlan_eisa_probe_#t~ret343#1.base, tlan_eisa_probe_#t~ret343#1.offset;havoc tlan_eisa_probe_#t~ret343#1.base, tlan_eisa_probe_#t~ret343#1.offset; [2023-11-19 05:20:55,592 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7031-3: assume 0 != tlan_eisa_probe_#t~nondet341#1;havoc tlan_eisa_probe_#t~nondet341#1; [2023-11-19 05:20:55,593 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7031-3: assume !(0 != tlan_eisa_probe_#t~nondet341#1);havoc tlan_eisa_probe_#t~nondet341#1; [2023-11-19 05:20:55,593 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7032-1: assume -2147483648 <= tlan_eisa_probe_#t~ret342#1 && tlan_eisa_probe_#t~ret342#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret342#1; [2023-11-19 05:20:55,593 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7032: SUMMARY for call tlan_eisa_probe_#t~ret342#1 := printk(44, 0); srcloc: null [2023-11-19 05:20:55,593 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7037: assume 0 == (tlan_eisa_probe_~tmp___1~4#1.base + tlan_eisa_probe_~tmp___1~4#1.offset) % 18446744073709551616; [2023-11-19 05:20:55,593 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L7037: assume !(0 == (tlan_eisa_probe_~tmp___1~4#1.base + tlan_eisa_probe_~tmp___1~4#1.offset) % 18446744073709551616); [2023-11-19 05:20:55,770 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:21:00,867 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:21:00,868 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 05:21:00,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:00 BoogieIcfgContainer [2023-11-19 05:21:00,890 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:21:00,893 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:21:00,894 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:21:00,897 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:21:00,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:20:44" (1/3) ... [2023-11-19 05:21:00,900 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd07419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:00, skipping insertion in model container [2023-11-19 05:21:00,900 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:47" (2/3) ... [2023-11-19 05:21:00,901 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd07419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:00, skipping insertion in model container [2023-11-19 05:21:00,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:00" (3/3) ... [2023-11-19 05:21:00,904 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--ti--tlan.ko-entry_point.cil.out.i [2023-11-19 05:21:00,928 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:21:00,929 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:21:01,062 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:21:01,072 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;@4c3a34aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:21:01,072 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:21:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand has 1839 states, 1095 states have (on average 1.2876712328767124) internal successors, (1410), 1145 states have internal predecessors, (1410), 640 states have call successors, (640), 103 states have call predecessors, (640), 102 states have return successors, (632), 622 states have call predecessors, (632), 632 states have call successors, (632) [2023-11-19 05:21:01,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 05:21:01,143 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:21:01,144 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 3, 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] [2023-11-19 05:21:01,145 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:21:01,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:21:01,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1131746497, now seen corresponding path program 1 times [2023-11-19 05:21:01,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:21:01,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174894455] [2023-11-19 05:21:01,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:01,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:21:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:21:02,942 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-11-19 05:21:02,943 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:21:02,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174894455] [2023-11-19 05:21:02,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174894455] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:21:02,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:21:02,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:21:02,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053096862] [2023-11-19 05:21:02,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:21:02,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:21:02,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:21:03,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:21:03,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:21:03,013 INFO L87 Difference]: Start difference. First operand has 1839 states, 1095 states have (on average 1.2876712328767124) internal successors, (1410), 1145 states have internal predecessors, (1410), 640 states have call successors, (640), 103 states have call predecessors, (640), 102 states have return successors, (632), 622 states have call predecessors, (632), 632 states have call successors, (632) Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 05:21:05,686 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 [] [2023-11-19 05:21:07,693 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 [] [2023-11-19 05:21:10,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:21:10,031 INFO L93 Difference]: Finished difference Result 3670 states and 5386 transitions. [2023-11-19 05:21:10,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:21:10,034 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 149 [2023-11-19 05:21:10,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:21:10,094 INFO L225 Difference]: With dead ends: 3670 [2023-11-19 05:21:10,094 INFO L226 Difference]: Without dead ends: 1824 [2023-11-19 05:21:10,129 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 [2023-11-19 05:21:10,134 INFO L413 NwaCegarLoop]: 2357 mSDtfsCounter, 12 mSDsluCounter, 2354 mSDsCounter, 0 mSdLazyCounter, 645 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 4711 SdHoareTripleChecker+Invalid, 649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 645 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2023-11-19 05:21:10,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 4711 Invalid, 649 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 645 Invalid, 2 Unknown, 0 Unchecked, 6.7s Time] [2023-11-19 05:21:10,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1824 states. [2023-11-19 05:21:10,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1824 to 1808. [2023-11-19 05:21:10,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1808 states, 1081 states have (on average 1.2765957446808511) internal successors, (1380), 1121 states have internal predecessors, (1380), 626 states have call successors, (626), 101 states have call predecessors, (626), 100 states have return successors, (625), 615 states have call predecessors, (625), 625 states have call successors, (625) [2023-11-19 05:21:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1808 states and 2631 transitions. [2023-11-19 05:21:10,499 INFO L78 Accepts]: Start accepts. Automaton has 1808 states and 2631 transitions. Word has length 149 [2023-11-19 05:21:10,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:21:10,503 INFO L495 AbstractCegarLoop]: Abstraction has 1808 states and 2631 transitions. [2023-11-19 05:21:10,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 05:21:10,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2631 transitions. [2023-11-19 05:21:10,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-19 05:21:10,523 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:21:10,523 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:21:10,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:21:10,524 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:21:10,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:21:10,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1536043233, now seen corresponding path program 1 times [2023-11-19 05:21:10,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:21:10,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785879964] [2023-11-19 05:21:10,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:10,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:21:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:21:11,882 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 05:21:11,882 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:21:11,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785879964] [2023-11-19 05:21:11,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785879964] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:21:11,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:21:11,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:21:11,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330258590] [2023-11-19 05:21:11,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:21:11,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:21:11,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:21:11,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:21:11,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:21:11,897 INFO L87 Difference]: Start difference. First operand 1808 states and 2631 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 05:21:14,603 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 [] [2023-11-19 05:21:16,611 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 [] [2023-11-19 05:21:20,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:21:20,568 INFO L93 Difference]: Finished difference Result 5171 states and 7527 transitions. [2023-11-19 05:21:20,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:21:20,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 159 [2023-11-19 05:21:20,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:21:20,625 INFO L225 Difference]: With dead ends: 5171 [2023-11-19 05:21:20,625 INFO L226 Difference]: Without dead ends: 3388 [2023-11-19 05:21:20,650 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 [2023-11-19 05:21:20,654 INFO L413 NwaCegarLoop]: 2680 mSDtfsCounter, 2325 mSDsluCounter, 2244 mSDsCounter, 0 mSdLazyCounter, 713 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2325 SdHoareTripleChecker+Valid, 4924 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 713 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:21:20,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2325 Valid, 4924 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 713 Invalid, 2 Unknown, 0 Unchecked, 8.2s Time] [2023-11-19 05:21:20,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3388 states. [2023-11-19 05:21:21,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3388 to 3383. [2023-11-19 05:21:21,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3383 states, 2015 states have (on average 1.2719602977667495) internal successors, (2563), 2092 states have internal predecessors, (2563), 1182 states have call successors, (1182), 186 states have call predecessors, (1182), 185 states have return successors, (1181), 1160 states have call predecessors, (1181), 1181 states have call successors, (1181) [2023-11-19 05:21:21,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 3383 states and 4926 transitions. [2023-11-19 05:21:21,130 INFO L78 Accepts]: Start accepts. Automaton has 3383 states and 4926 transitions. Word has length 159 [2023-11-19 05:21:21,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:21:21,132 INFO L495 AbstractCegarLoop]: Abstraction has 3383 states and 4926 transitions. [2023-11-19 05:21:21,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 05:21:21,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3383 states and 4926 transitions. [2023-11-19 05:21:21,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 05:21:21,139 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:21:21,140 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:21:21,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 05:21:21,141 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:21:21,151 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:21:21,152 INFO L85 PathProgramCache]: Analyzing trace with hash 650316159, now seen corresponding path program 1 times [2023-11-19 05:21:21,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:21:21,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181845635] [2023-11-19 05:21:21,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:21,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:21:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:21:22,147 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-11-19 05:21:22,147 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:21:22,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181845635] [2023-11-19 05:21:22,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181845635] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:21:22,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:21:22,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:21:22,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142362808] [2023-11-19 05:21:22,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:21:22,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:21:22,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:21:22,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:21:22,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:21:22,155 INFO L87 Difference]: Start difference. First operand 3383 states and 4926 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-19 05:21:24,437 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 [] [2023-11-19 05:21:27,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:21:29,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []