./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5ed3d5c0aeaf7c032926a2347a2cd8f6e5404a73032a43856ee00d265d816a1f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 04:36:06,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 04:36:06,361 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 04:36:06,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 04:36:06,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 04:36:06,425 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 04:36:06,426 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 04:36:06,426 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 04:36:06,428 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 04:36:06,429 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 04:36:06,429 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 04:36:06,429 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 04:36:06,430 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 04:36:06,430 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 04:36:06,430 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 04:36:06,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 04:36:06,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 04:36:06,431 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 04:36:06,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 04:36:06,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 04:36:06,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 04:36:06,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 04:36:06,438 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 04:36:06,438 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 04:36:06,438 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 04:36:06,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 04:36:06,439 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 04:36:06,440 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 04:36:06,440 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 04:36:06,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 04:36:06,441 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 04:36:06,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 04:36:06,443 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 04:36:06,444 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 04:36:06,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 04:36:06,444 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 04:36:06,445 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 04:36:06,445 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 04:36:06,445 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 04:36:06,446 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ed3d5c0aeaf7c032926a2347a2cd8f6e5404a73032a43856ee00d265d816a1f [2024-11-19 04:36:06,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 04:36:06,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 04:36:06,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 04:36:06,722 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 04:36:06,722 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 04:36:06,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2024-11-19 04:36:08,208 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 04:36:08,661 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 04:36:08,662 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2024-11-19 04:36:08,715 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdd304f83/3b5bc89ee7a94c6fa4e1b08caa3c7172/FLAGb33b0170a [2024-11-19 04:36:08,728 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdd304f83/3b5bc89ee7a94c6fa4e1b08caa3c7172 [2024-11-19 04:36:08,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 04:36:08,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 04:36:08,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 04:36:08,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 04:36:08,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 04:36:08,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:36:08" (1/1) ... [2024-11-19 04:36:08,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d220ca1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:08, skipping insertion in model container [2024-11-19 04:36:08,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:36:08" (1/1) ... [2024-11-19 04:36:08,882 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 04:36:10,939 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[310122,310135] [2024-11-19 04:36:10,943 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[310267,310280] [2024-11-19 04:36:10,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 04:36:11,009 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 04:36:11,176 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"); [5255] [2024-11-19 04:36:11,178 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)); [5262] [2024-11-19 04:36:11,179 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5269] [2024-11-19 04:36:11,181 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5306-5307] [2024-11-19 04:36:11,181 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"); [5312-5314] [2024-11-19 04:36:11,192 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)); [5455-5456] [2024-11-19 04:36:11,193 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)); [5489-5490] [2024-11-19 04:36:11,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7251] [2024-11-19 04:36:11,295 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7503] [2024-11-19 04:36:11,447 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[310122,310135] [2024-11-19 04:36:11,447 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[310267,310280] [2024-11-19 04:36:11,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 04:36:11,553 INFO L204 MainTranslator]: Completed translation [2024-11-19 04:36:11,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11 WrapperNode [2024-11-19 04:36:11,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 04:36:11,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 04:36:11,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 04:36:11,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 04:36:11,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:11,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:11,780 INFO L138 Inliner]: procedures = 410, calls = 1792, calls flagged for inlining = 195, calls inlined = 179, statements flattened = 4907 [2024-11-19 04:36:11,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 04:36:11,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 04:36:11,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 04:36:11,781 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 04:36:11,792 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:11,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:11,824 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:12,889 INFO L175 MemorySlicer]: Split 772 memory accesses to 14 slices as follows [52, 3, 2, 8, 8, 2, 2, 626, 1, 5, 5, 2, 55, 1]. 81 percent of accesses are in the largest equivalence class. The 52 initializations are split as follows [0, 1, 0, 8, 8, 0, 0, 22, 1, 5, 5, 2, 0, 0]. The 398 writes are split as follows [42, 0, 1, 0, 0, 1, 1, 298, 0, 0, 0, 0, 55, 0]. [2024-11-19 04:36:12,889 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:12,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:12,998 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:13,023 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:13,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:13,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:13,157 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 04:36:13,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 04:36:13,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 04:36:13,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 04:36:13,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (1/1) ... [2024-11-19 04:36:13,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 04:36:13,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 04:36:13,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 04:36:13,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 04:36:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_92 [2024-11-19 04:36:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_92 [2024-11-19 04:36:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-19 04:36:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-19 04:36:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-19 04:36:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-19 04:36:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-19 04:36:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-19 04:36:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-19 04:36:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-19 04:36:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-19 04:36:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-19 04:36:13,236 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-19 04:36:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-19 04:36:13,236 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-19 04:36:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-19 04:36:13,236 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-19 04:36:13,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-19 04:36:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-19 04:36:13,237 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-19 04:36:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2024-11-19 04:36:13,238 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2024-11-19 04:36:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_poll [2024-11-19 04:36:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_poll [2024-11-19 04:36:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-19 04:36:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-19 04:36:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-19 04:36:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-19 04:36:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-19 04:36:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-19 04:36:13,239 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-19 04:36:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-19 04:36:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-19 04:36:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-19 04:36:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-19 04:36:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-19 04:36:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2024-11-19 04:36:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2024-11-19 04:36:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 04:36:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_stop [2024-11-19 04:36:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_stop [2024-11-19 04:36:13,240 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-19 04:36:13,240 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-19 04:36:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-19 04:36:13,241 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-19 04:36:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-19 04:36:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-19 04:36:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-19 04:36:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-19 04:36:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-19 04:36:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-19 04:36:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-19 04:36:13,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-19 04:36:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-19 04:36:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-19 04:36:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-19 04:36:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-19 04:36:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-19 04:36:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-19 04:36:13,242 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-19 04:36:13,242 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-19 04:36:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 04:36:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 04:36:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 04:36:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 04:36:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 04:36:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 04:36:13,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 04:36:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 04:36:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-19 04:36:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-19 04:36:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-19 04:36:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-19 04:36:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-19 04:36:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-19 04:36:13,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-19 04:36:13,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_set_filter_mode [2024-11-19 04:36:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_set_filter_mode [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2024-11-19 04:36:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-19 04:36:13,245 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2024-11-19 04:36:13,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2024-11-19 04:36:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-19 04:36:13,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-19 04:36:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-19 04:36:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-19 04:36:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-19 04:36:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-19 04:36:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-19 04:36:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-19 04:36:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-19 04:36:13,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-19 04:36:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-19 04:36:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-19 04:36:13,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-19 04:36:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-19 04:36:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-19 04:36:13,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-19 04:36:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-19 04:36:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-19 04:36:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-19 04:36:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-19 04:36:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-19 04:36:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-19 04:36:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-19 04:36:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-19 04:36:13,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-19 04:36:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-19 04:36:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-19 04:36:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-19 04:36:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-19 04:36:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-19 04:36:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-19 04:36:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-19 04:36:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-19 04:36:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-19 04:36:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-19 04:36:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-19 04:36:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-19 04:36:13,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-19 04:36:13,249 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-19 04:36:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-19 04:36:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2024-11-19 04:36:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reset_prepare [2024-11-19 04:36:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reset_prepare [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-19 04:36:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-19 04:36:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2024-11-19 04:36:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-19 04:36:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-19 04:36:13,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 04:36:13,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 04:36:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 04:36:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 04:36:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 04:36:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 04:36:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-19 04:36:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-19 04:36:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-19 04:36:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-19 04:36:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-19 04:36:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-19 04:36:13,251 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 04:36:13,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 04:36:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-19 04:36:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-19 04:36:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-19 04:36:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-19 04:36:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-19 04:36:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-19 04:36:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-19 04:36:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-19 04:36:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-19 04:36:13,252 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-19 04:36:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-19 04:36:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-19 04:36:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-19 04:36:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-19 04:36:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 04:36:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 04:36:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reuse_skb [2024-11-19 04:36:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reuse_skb [2024-11-19 04:36:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_open [2024-11-19 04:36:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_open [2024-11-19 04:36:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-19 04:36:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-19 04:36:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-19 04:36:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-19 04:36:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-19 04:36:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-19 04:36:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-19 04:36:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-19 04:36:13,254 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-19 04:36:13,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-19 04:36:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_uli526x_board_info [2024-11-19 04:36:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_uli526x_board_info [2024-11-19 04:36:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-19 04:36:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-19 04:36:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-19 04:36:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-19 04:36:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-11-19 04:36:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-11-19 04:36:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-19 04:36:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-19 04:36:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-19 04:36:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-19 04:36:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2024-11-19 04:36:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2024-11-19 04:36:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2024-11-19 04:36:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2024-11-19 04:36:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-19 04:36:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-19 04:36:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 04:36:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-19 04:36:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-19 04:36:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 04:36:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-19 04:36:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-19 04:36:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-19 04:36:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-19 04:36:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_resume [2024-11-19 04:36:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_resume [2024-11-19 04:36:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-19 04:36:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_interrupt [2024-11-19 04:36:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_interrupt [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2024-11-19 04:36:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_remove_one [2024-11-19 04:36:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_remove_one [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2024-11-19 04:36:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-19 04:36:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-19 04:36:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-19 04:36:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2024-11-19 04:36:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2024-11-19 04:36:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_free_rxbuffer [2024-11-19 04:36:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_free_rxbuffer [2024-11-19 04:36:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-19 04:36:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-19 04:36:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-19 04:36:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-19 04:36:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-19 04:36:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-19 04:36:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_init [2024-11-19 04:36:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_init [2024-11-19 04:36:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 04:36:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 04:36:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 04:36:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 04:36:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 04:36:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 04:36:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 04:36:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 04:36:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 04:36:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-19 04:36:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-19 04:36:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-19 04:36:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-19 04:36:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-19 04:36:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-19 04:36:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-19 04:36:13,857 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 04:36:13,862 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 04:36:14,207 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-19 04:36:28,969 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-19 04:36:29,676 INFO L? ?]: Removed 2246 outVars from TransFormulas that were not future-live. [2024-11-19 04:36:29,676 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 04:36:29,716 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 04:36:29,717 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 04:36:29,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:36:29 BoogieIcfgContainer [2024-11-19 04:36:29,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 04:36:29,719 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 04:36:29,719 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 04:36:29,722 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 04:36:29,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:36:08" (1/3) ... [2024-11-19 04:36:29,722 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@300f7eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:36:29, skipping insertion in model container [2024-11-19 04:36:29,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:36:11" (2/3) ... [2024-11-19 04:36:29,724 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@300f7eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:36:29, skipping insertion in model container [2024-11-19 04:36:29,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:36:29" (3/3) ... [2024-11-19 04:36:29,724 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2024-11-19 04:36:29,736 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 04:36:29,736 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 04:36:29,875 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 04:36:29,880 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, 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;@78a6e10a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 04:36:29,881 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 04:36:29,889 INFO L276 IsEmpty]: Start isEmpty. Operand has 1840 states, 1327 states have (on average 1.3285606631499622) internal successors, (1763), 1346 states have internal predecessors, (1763), 431 states have call successors, (431), 82 states have call predecessors, (431), 81 states have return successors, (425), 419 states have call predecessors, (425), 425 states have call successors, (425) [2024-11-19 04:36:29,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-19 04:36:29,934 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:36:29,935 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:36:29,937 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:36:29,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:36:29,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1937035865, now seen corresponding path program 1 times [2024-11-19 04:36:29,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:36:29,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081006752] [2024-11-19 04:36:29,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:36:29,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:36:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:36:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-11-19 04:36:35,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:36:35,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081006752] [2024-11-19 04:36:35,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081006752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:36:35,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:36:35,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:36:35,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13978408] [2024-11-19 04:36:35,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:36:35,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:36:35,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:36:35,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:36:35,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:36:35,661 INFO L87 Difference]: Start difference. First operand has 1840 states, 1327 states have (on average 1.3285606631499622) internal successors, (1763), 1346 states have internal predecessors, (1763), 431 states have call successors, (431), 82 states have call predecessors, (431), 81 states have return successors, (425), 419 states have call predecessors, (425), 425 states have call successors, (425) Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-19 04:36:39,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 04:36:40,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:36:40,666 INFO L93 Difference]: Finished difference Result 5409 states and 7859 transitions. [2024-11-19 04:36:40,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:36:40,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 191 [2024-11-19 04:36:40,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:36:40,716 INFO L225 Difference]: With dead ends: 5409 [2024-11-19 04:36:40,717 INFO L226 Difference]: Without dead ends: 3477 [2024-11-19 04:36:40,736 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:36:40,739 INFO L432 NwaCegarLoop]: 2612 mSDtfsCounter, 2524 mSDsluCounter, 2527 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2524 SdHoareTripleChecker+Valid, 5139 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-19 04:36:40,742 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2524 Valid, 5139 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-19 04:36:40,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3477 states. [2024-11-19 04:36:40,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3477 to 3473. [2024-11-19 04:36:40,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3473 states, 2536 states have (on average 1.3162460567823344) internal successors, (3338), 2575 states have internal predecessors, (3338), 780 states have call successors, (780), 158 states have call predecessors, (780), 156 states have return successors, (783), 763 states have call predecessors, (783), 780 states have call successors, (783) [2024-11-19 04:36:40,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 3473 states and 4901 transitions. [2024-11-19 04:36:40,975 INFO L78 Accepts]: Start accepts. Automaton has 3473 states and 4901 transitions. Word has length 191 [2024-11-19 04:36:40,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:36:40,978 INFO L471 AbstractCegarLoop]: Abstraction has 3473 states and 4901 transitions. [2024-11-19 04:36:40,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-19 04:36:40,979 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 4901 transitions. [2024-11-19 04:36:40,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-19 04:36:40,988 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:36:40,989 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:36:40,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 04:36:40,989 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:36:40,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:36:40,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1799770118, now seen corresponding path program 1 times [2024-11-19 04:36:40,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:36:40,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39218505] [2024-11-19 04:36:40,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:36:40,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:36:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:36:45,561 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2024-11-19 04:36:45,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:36:45,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39218505] [2024-11-19 04:36:45,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39218505] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:36:45,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:36:45,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:36:45,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388987816] [2024-11-19 04:36:45,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:36:45,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:36:45,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:36:45,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:36:45,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:36:45,569 INFO L87 Difference]: Start difference. First operand 3473 states and 4901 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-19 04:36:49,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 04:36:51,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:36:51,044 INFO L93 Difference]: Finished difference Result 10050 states and 14187 transitions. [2024-11-19 04:36:51,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:36:51,045 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 203 [2024-11-19 04:36:51,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:36:51,079 INFO L225 Difference]: With dead ends: 10050 [2024-11-19 04:36:51,079 INFO L226 Difference]: Without dead ends: 6600 [2024-11-19 04:36:51,091 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:36:51,094 INFO L432 NwaCegarLoop]: 2514 mSDtfsCounter, 2241 mSDsluCounter, 2426 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2241 SdHoareTripleChecker+Valid, 4940 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-19 04:36:51,094 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2241 Valid, 4940 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 53 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-19 04:36:51,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6600 states. [2024-11-19 04:36:51,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6600 to 6595. [2024-11-19 04:36:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6595 states, 4809 states have (on average 1.3177375753794969) internal successors, (6337), 4884 states have internal predecessors, (6337), 1480 states have call successors, (1480), 310 states have call predecessors, (1480), 305 states have return successors, (1487), 1442 states have call predecessors, (1487), 1480 states have call successors, (1487) [2024-11-19 04:36:51,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6595 states to 6595 states and 9304 transitions. [2024-11-19 04:36:51,340 INFO L78 Accepts]: Start accepts. Automaton has 6595 states and 9304 transitions. Word has length 203 [2024-11-19 04:36:51,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:36:51,341 INFO L471 AbstractCegarLoop]: Abstraction has 6595 states and 9304 transitions. [2024-11-19 04:36:51,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-19 04:36:51,341 INFO L276 IsEmpty]: Start isEmpty. Operand 6595 states and 9304 transitions. [2024-11-19 04:36:51,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-19 04:36:51,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:36:51,346 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:36:51,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 04:36:51,346 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:36:51,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:36:51,347 INFO L85 PathProgramCache]: Analyzing trace with hash 722370625, now seen corresponding path program 1 times [2024-11-19 04:36:51,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:36:51,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752364475] [2024-11-19 04:36:51,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:36:51,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:36:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:36:56,961 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2024-11-19 04:36:56,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:36:56,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752364475] [2024-11-19 04:36:56,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752364475] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:36:56,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:36:56,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-19 04:36:56,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238799232] [2024-11-19 04:36:56,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:36:56,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-19 04:36:56,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:36:56,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-19 04:36:56,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-19 04:36:56,963 INFO L87 Difference]: Start difference. First operand 6595 states and 9304 transitions. Second operand has 6 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-19 04:37:01,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 04:37:13,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:37:13,246 INFO L93 Difference]: Finished difference Result 21695 states and 30619 transitions. [2024-11-19 04:37:13,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 04:37:13,247 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 202 [2024-11-19 04:37:13,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:37:13,326 INFO L225 Difference]: With dead ends: 21695 [2024-11-19 04:37:13,326 INFO L226 Difference]: Without dead ends: 15123 [2024-11-19 04:37:13,363 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-19 04:37:13,364 INFO L432 NwaCegarLoop]: 3685 mSDtfsCounter, 4165 mSDsluCounter, 8041 mSDsCounter, 0 mSdLazyCounter, 920 mSolverCounterSat, 40 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4165 SdHoareTripleChecker+Valid, 11726 SdHoareTripleChecker+Invalid, 961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 920 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2024-11-19 04:37:13,365 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4165 Valid, 11726 Invalid, 961 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [40 Valid, 920 Invalid, 1 Unknown, 0 Unchecked, 15.7s Time] [2024-11-19 04:37:13,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15123 states. [2024-11-19 04:37:13,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15123 to 15111. [2024-11-19 04:37:13,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15111 states, 11174 states have (on average 1.3291569715410776) internal successors, (14852), 11317 states have internal predecessors, (14852), 3205 states have call successors, (3205), 741 states have call predecessors, (3205), 731 states have return successors, (3212), 3138 states have call predecessors, (3212), 3205 states have call successors, (3212) [2024-11-19 04:37:13,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15111 states to 15111 states and 21269 transitions. [2024-11-19 04:37:13,888 INFO L78 Accepts]: Start accepts. Automaton has 15111 states and 21269 transitions. Word has length 202 [2024-11-19 04:37:13,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:37:13,889 INFO L471 AbstractCegarLoop]: Abstraction has 15111 states and 21269 transitions. [2024-11-19 04:37:13,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-19 04:37:13,889 INFO L276 IsEmpty]: Start isEmpty. Operand 15111 states and 21269 transitions. [2024-11-19 04:37:13,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-11-19 04:37:13,899 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:37:13,899 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:37:13,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 04:37:13,899 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:37:13,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:37:13,901 INFO L85 PathProgramCache]: Analyzing trace with hash -252512253, now seen corresponding path program 1 times [2024-11-19 04:37:13,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:37:13,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51752642] [2024-11-19 04:37:13,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:37:13,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:37:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:37:18,425 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 593 trivial. 0 not checked. [2024-11-19 04:37:18,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:37:18,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51752642] [2024-11-19 04:37:18,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51752642] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:37:18,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:37:18,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:37:18,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786622486] [2024-11-19 04:37:18,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:37:18,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:37:18,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:37:18,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:37:18,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:37:18,427 INFO L87 Difference]: Start difference. First operand 15111 states and 21269 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-19 04:37:18,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:37:18,799 INFO L93 Difference]: Finished difference Result 30199 states and 42506 transitions. [2024-11-19 04:37:18,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:37:18,804 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 304 [2024-11-19 04:37:18,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:37:18,884 INFO L225 Difference]: With dead ends: 30199 [2024-11-19 04:37:18,884 INFO L226 Difference]: Without dead ends: 15111 [2024-11-19 04:37:18,931 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:37:18,933 INFO L432 NwaCegarLoop]: 2499 mSDtfsCounter, 2461 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2461 SdHoareTripleChecker+Valid, 2499 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 04:37:18,934 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2461 Valid, 2499 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 04:37:18,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15111 states. [2024-11-19 04:37:19,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15111 to 15111. [2024-11-19 04:37:19,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15111 states, 11174 states have (on average 1.3280830499373546) internal successors, (14840), 11317 states have internal predecessors, (14840), 3205 states have call successors, (3205), 741 states have call predecessors, (3205), 731 states have return successors, (3212), 3138 states have call predecessors, (3212), 3205 states have call successors, (3212) [2024-11-19 04:37:19,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15111 states to 15111 states and 21257 transitions. [2024-11-19 04:37:19,385 INFO L78 Accepts]: Start accepts. Automaton has 15111 states and 21257 transitions. Word has length 304 [2024-11-19 04:37:19,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:37:19,386 INFO L471 AbstractCegarLoop]: Abstraction has 15111 states and 21257 transitions. [2024-11-19 04:37:19,386 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-19 04:37:19,387 INFO L276 IsEmpty]: Start isEmpty. Operand 15111 states and 21257 transitions. [2024-11-19 04:37:19,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-11-19 04:37:19,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:37:19,400 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:37:19,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 04:37:19,400 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:37:19,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:37:19,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1083165887, now seen corresponding path program 1 times [2024-11-19 04:37:19,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:37:19,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113491855] [2024-11-19 04:37:19,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:37:19,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:37:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:37:23,561 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 593 trivial. 0 not checked. [2024-11-19 04:37:23,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:37:23,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113491855] [2024-11-19 04:37:23,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113491855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:37:23,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:37:23,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:37:23,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047869581] [2024-11-19 04:37:23,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:37:23,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:37:23,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:37:23,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:37:23,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:37:23,564 INFO L87 Difference]: Start difference. First operand 15111 states and 21257 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-19 04:37:23,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:37:23,943 INFO L93 Difference]: Finished difference Result 30187 states and 42470 transitions. [2024-11-19 04:37:23,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:37:23,944 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 304 [2024-11-19 04:37:23,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:37:24,007 INFO L225 Difference]: With dead ends: 30187 [2024-11-19 04:37:24,008 INFO L226 Difference]: Without dead ends: 15099 [2024-11-19 04:37:24,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:37:24,053 INFO L432 NwaCegarLoop]: 2491 mSDtfsCounter, 2454 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2454 SdHoareTripleChecker+Valid, 2491 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 04:37:24,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2454 Valid, 2491 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 04:37:24,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15099 states. [2024-11-19 04:37:24,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15099 to 15099. [2024-11-19 04:37:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15099 states, 11162 states have (on average 1.3241354595950547) internal successors, (14780), 11305 states have internal predecessors, (14780), 3205 states have call successors, (3205), 741 states have call predecessors, (3205), 731 states have return successors, (3212), 3138 states have call predecessors, (3212), 3205 states have call successors, (3212) [2024-11-19 04:37:24,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15099 states to 15099 states and 21197 transitions. [2024-11-19 04:37:24,476 INFO L78 Accepts]: Start accepts. Automaton has 15099 states and 21197 transitions. Word has length 304 [2024-11-19 04:37:24,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:37:24,477 INFO L471 AbstractCegarLoop]: Abstraction has 15099 states and 21197 transitions. [2024-11-19 04:37:24,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-19 04:37:24,478 INFO L276 IsEmpty]: Start isEmpty. Operand 15099 states and 21197 transitions. [2024-11-19 04:37:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-19 04:37:24,488 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:37:24,488 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 04:37:24,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 04:37:24,489 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:37:24,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:37:24,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1236290465, now seen corresponding path program 1 times [2024-11-19 04:37:24,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:37:24,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791572028] [2024-11-19 04:37:24,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:37:24,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:37:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:37:28,741 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 583 trivial. 0 not checked. [2024-11-19 04:37:28,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:37:28,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791572028] [2024-11-19 04:37:28,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791572028] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:37:28,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:37:28,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:37:28,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721425200] [2024-11-19 04:37:28,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:37:28,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:37:28,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:37:28,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:37:28,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:37:28,743 INFO L87 Difference]: Start difference. First operand 15099 states and 21197 transitions. Second operand has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-19 04:37:32,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 04:37:34,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:37:34,563 INFO L93 Difference]: Finished difference Result 34371 states and 48292 transitions. [2024-11-19 04:37:34,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:37:34,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 307 [2024-11-19 04:37:34,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:37:34,630 INFO L225 Difference]: With dead ends: 34371 [2024-11-19 04:37:34,631 INFO L226 Difference]: Without dead ends: 19295 [2024-11-19 04:37:34,665 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:37:34,666 INFO L432 NwaCegarLoop]: 4175 mSDtfsCounter, 1699 mSDsluCounter, 2428 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1699 SdHoareTripleChecker+Valid, 6603 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-19 04:37:34,667 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1699 Valid, 6603 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-19 04:37:34,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19295 states. [2024-11-19 04:37:35,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19295 to 19289. [2024-11-19 04:37:35,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19289 states, 14298 states have (on average 1.3261295286053993) internal successors, (18961), 14475 states have internal predecessors, (18961), 4049 states have call successors, (4049), 951 states have call predecessors, (4049), 941 states have return successors, (4056), 3970 states have call predecessors, (4056), 4049 states have call successors, (4056) [2024-11-19 04:37:35,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19289 states to 19289 states and 27066 transitions.