./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 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 0.3.0-?-551b009-m [2025-01-09 20:03:10,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 20:03:10,562 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 20:03:10,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 20:03:10,570 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 20:03:10,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 20:03:10,591 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 20:03:10,591 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 20:03:10,592 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 20:03:10,592 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 20:03:10,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 20:03:10,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 20:03:10,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 20:03:10,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 20:03:10,593 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 20:03:10,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 20:03:10,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 20:03:10,594 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 20:03:10,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 20:03:10,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 20:03:10,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 20:03:10,594 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 20:03:10,594 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 20:03:10,594 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 20:03:10,594 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 20:03:10,594 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 20:03:10,595 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 20:03:10,595 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 20:03:10,595 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 20:03:10,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:03:10,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 20:03:10,595 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 20:03:10,595 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 20:03:10,595 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 20:03:10,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:03:10,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 20:03:10,596 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 20:03:10,596 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 20:03:10,596 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 20:03:10,596 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 20:03:10,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 20:03:10,596 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 20:03:10,596 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 20:03:10,596 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 20:03:10,596 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 20:03:10,597 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 [2025-01-09 20:03:10,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 20:03:10,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 20:03:10,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 20:03:10,856 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 20:03:10,856 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 20:03:10,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2025-01-09 20:03:12,107 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c59e144fc/f6c0193601d446e69093b0aff0ede35b/FLAG419672aca [2025-01-09 20:03:12,621 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 20:03:12,622 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2025-01-09 20:03:12,661 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c59e144fc/f6c0193601d446e69093b0aff0ede35b/FLAG419672aca [2025-01-09 20:03:12,677 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c59e144fc/f6c0193601d446e69093b0aff0ede35b [2025-01-09 20:03:12,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 20:03:12,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 20:03:12,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 20:03:12,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 20:03:12,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 20:03:12,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:03:12" (1/1) ... [2025-01-09 20:03:12,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e0c283b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:12, skipping insertion in model container [2025-01-09 20:03:12,687 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:03:12" (1/1) ... [2025-01-09 20:03:12,782 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 20:03:15,253 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 20:03:15,256 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 20:03:15,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 20:03:15,319 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 20:03:15,407 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] [2025-01-09 20:03:15,410 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] [2025-01-09 20:03:15,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5269] [2025-01-09 20:03:15,412 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] [2025-01-09 20:03:15,412 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] [2025-01-09 20:03:15,422 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] [2025-01-09 20:03:15,424 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] [2025-01-09 20:03:15,524 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7251] [2025-01-09 20:03:15,532 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7503] [2025-01-09 20:03:15,613 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 20:03:15,614 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 20:03:15,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 20:03:15,738 INFO L204 MainTranslator]: Completed translation [2025-01-09 20:03:15,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15 WrapperNode [2025-01-09 20:03:15,741 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 20:03:15,742 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 20:03:15,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 20:03:15,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 20:03:15,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:15,811 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:15,958 INFO L138 Inliner]: procedures = 410, calls = 1792, calls flagged for inlining = 195, calls inlined = 179, statements flattened = 4823 [2025-01-09 20:03:15,959 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 20:03:15,959 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 20:03:15,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 20:03:15,959 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 20:03:15,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:15,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:16,004 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:16,588 INFO L175 MemorySlicer]: Split 772 memory accesses to 14 slices as follows [52, 1, 3, 8, 8, 2, 1, 2, 5, 5, 2, 626, 2, 55]. 81 percent of accesses are in the largest equivalence class. The 52 initializations are split as follows [0, 0, 1, 8, 8, 0, 1, 0, 5, 5, 0, 22, 2, 0]. The 398 writes are split as follows [42, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 298, 0, 55]. [2025-01-09 20:03:16,588 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:16,588 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:16,657 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:16,671 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:16,694 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:16,719 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:16,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:16,775 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 20:03:16,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 20:03:16,776 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 20:03:16,776 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 20:03:16,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (1/1) ... [2025-01-09 20:03:16,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:03:16,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 20:03:16,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 20:03:16,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 20:03:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_92 [2025-01-09 20:03:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_92 [2025-01-09 20:03:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-01-09 20:03:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-01-09 20:03:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 20:03:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 20:03:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-01-09 20:03:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-01-09 20:03:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-01-09 20:03:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-01-09 20:03:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 20:03:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 20:03:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-01-09 20:03:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-01-09 20:03:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2025-01-09 20:03:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2025-01-09 20:03:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2025-01-09 20:03:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2025-01-09 20:03:16,825 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-01-09 20:03:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_poll [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_poll [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_stop [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_stop [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-01-09 20:03:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 20:03:16,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 20:03:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 20:03:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 20:03:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 20:03:16,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-01-09 20:03:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 20:03:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-01-09 20:03:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_set_filter_mode [2025-01-09 20:03:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_set_filter_mode [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2025-01-09 20:03:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2025-01-09 20:03:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-01-09 20:03:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-01-09 20:03:16,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-01-09 20:03:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 20:03:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 20:03:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 20:03:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 20:03:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 20:03:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 20:03:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-01-09 20:03:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-01-09 20:03:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-01-09 20:03:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-01-09 20:03:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-01-09 20:03:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-01-09 20:03:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-01-09 20:03:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-01-09 20:03:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-01-09 20:03:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-01-09 20:03:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-01-09 20:03:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-01-09 20:03:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-01-09 20:03:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-01-09 20:03:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-01-09 20:03:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-01-09 20:03:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-01-09 20:03:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-01-09 20:03:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-01-09 20:03:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-01-09 20:03:16,832 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2025-01-09 20:03:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2025-01-09 20:03:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reset_prepare [2025-01-09 20:03:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reset_prepare [2025-01-09 20:03:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 20:03:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-01-09 20:03:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-01-09 20:03:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-01-09 20:03:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-01-09 20:03:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 20:03:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2025-01-09 20:03:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2025-01-09 20:03:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-01-09 20:03:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-01-09 20:03:16,833 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 20:03:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 20:03:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2025-01-09 20:03:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2025-01-09 20:03:16,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2025-01-09 20:03:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-01-09 20:03:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 20:03:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-01-09 20:03:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-01-09 20:03:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2025-01-09 20:03:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 20:03:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reuse_skb [2025-01-09 20:03:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reuse_skb [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_open [2025-01-09 20:03:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_open [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 20:03:16,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 20:03:16,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 20:03:16,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 20:03:16,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 20:03:16,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 20:03:16,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 20:03:16,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 20:03:16,836 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-01-09 20:03:16,836 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-01-09 20:03:16,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_uli526x_board_info [2025-01-09 20:03:16,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_uli526x_board_info [2025-01-09 20:03:16,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-01-09 20:03:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_resume [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_resume [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_interrupt [2025-01-09 20:03:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_interrupt [2025-01-09 20:03:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2025-01-09 20:03:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_remove_one [2025-01-09 20:03:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_remove_one [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2025-01-09 20:03:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 20:03:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2025-01-09 20:03:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_free_rxbuffer [2025-01-09 20:03:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_free_rxbuffer [2025-01-09 20:03:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-01-09 20:03:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-01-09 20:03:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2025-01-09 20:03:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_init [2025-01-09 20:03:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_init [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 20:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-01-09 20:03:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-01-09 20:03:17,523 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 20:03:17,526 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 20:03:17,926 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 20:03:30,807 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-01-09 20:03:31,388 INFO L? ?]: Removed 2240 outVars from TransFormulas that were not future-live. [2025-01-09 20:03:31,388 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 20:03:31,431 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 20:03:31,431 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 20:03:31,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:03:31 BoogieIcfgContainer [2025-01-09 20:03:31,432 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 20:03:31,434 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 20:03:31,434 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 20:03:31,437 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 20:03:31,438 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:03:12" (1/3) ... [2025-01-09 20:03:31,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@521d4b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:03:31, skipping insertion in model container [2025-01-09 20:03:31,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:03:15" (2/3) ... [2025-01-09 20:03:31,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@521d4b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:03:31, skipping insertion in model container [2025-01-09 20:03:31,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:03:31" (3/3) ... [2025-01-09 20:03:31,441 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2025-01-09 20:03:31,453 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 20:03:31,458 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14__complex_emg__linux-alloc-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i that has 96 procedures, 1887 locations, 1 initial locations, 28 loop locations, and 1 error locations. [2025-01-09 20:03:31,535 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 20:03:31,545 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;@1554f2f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 20:03:31,546 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 20:03:31,555 INFO L276 IsEmpty]: Start isEmpty. Operand has 1820 states, 1307 states have (on average 1.3335883703136955) internal successors, (1743), 1328 states have internal predecessors, (1743), 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) [2025-01-09 20:03:31,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2025-01-09 20:03:31,577 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:03:31,578 INFO L218 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] [2025-01-09 20:03:31,578 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 20:03:31,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:03:31,583 INFO L85 PathProgramCache]: Analyzing trace with hash -35199534, now seen corresponding path program 1 times [2025-01-09 20:03:31,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:03:31,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111492489] [2025-01-09 20:03:31,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:03:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:03:36,172 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 200 statements into 1 equivalence classes. [2025-01-09 20:03:36,467 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 200 of 200 statements. [2025-01-09 20:03:36,467 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:03:36,467 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:03:37,171 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2025-01-09 20:03:37,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:03:37,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111492489] [2025-01-09 20:03:37,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111492489] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:03:37,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:03:37,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:03:37,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702334244] [2025-01-09 20:03:37,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:03:37,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:03:37,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:03:37,194 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:03:37,195 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:03:37,201 INFO L87 Difference]: Start difference. First operand has 1820 states, 1307 states have (on average 1.3335883703136955) internal successors, (1743), 1328 states have internal predecessors, (1743), 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 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2025-01-09 20:03:41,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:03:42,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:03:42,684 INFO L93 Difference]: Finished difference Result 4847 states and 7076 transitions. [2025-01-09 20:03:42,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:03:42,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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 200 [2025-01-09 20:03:42,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:03:42,718 INFO L225 Difference]: With dead ends: 4847 [2025-01-09 20:03:42,718 INFO L226 Difference]: Without dead ends: 2975 [2025-01-09 20:03:42,732 INFO L434 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 [2025-01-09 20:03:42,733 INFO L435 NwaCegarLoop]: 2771 mSDtfsCounter, 1769 mSDsluCounter, 2496 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1769 SdHoareTripleChecker+Valid, 5267 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2025-01-09 20:03:42,735 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1769 Valid, 5267 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2025-01-09 20:03:42,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2975 states. [2025-01-09 20:03:42,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2975 to 2972. [2025-01-09 20:03:42,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2972 states, 2192 states have (on average 1.3275547445255473) internal successors, (2910), 2224 states have internal predecessors, (2910), 644 states have call successors, (644), 135 states have call predecessors, (644), 135 states have return successors, (644), 634 states have call predecessors, (644), 644 states have call successors, (644) [2025-01-09 20:03:42,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2972 states and 4198 transitions. [2025-01-09 20:03:42,949 INFO L78 Accepts]: Start accepts. Automaton has 2972 states and 4198 transitions. Word has length 200 [2025-01-09 20:03:42,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:03:42,950 INFO L471 AbstractCegarLoop]: Abstraction has 2972 states and 4198 transitions. [2025-01-09 20:03:42,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2025-01-09 20:03:42,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 4198 transitions. [2025-01-09 20:03:42,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2025-01-09 20:03:42,957 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:03:42,957 INFO L218 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] [2025-01-09 20:03:42,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 20:03:42,960 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 20:03:42,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:03:42,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1846226695, now seen corresponding path program 1 times [2025-01-09 20:03:42,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:03:42,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280798512] [2025-01-09 20:03:42,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:03:42,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:03:46,828 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 201 statements into 1 equivalence classes. [2025-01-09 20:03:46,950 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 201 of 201 statements. [2025-01-09 20:03:46,950 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:03:46,950 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:03:47,257 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2025-01-09 20:03:47,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:03:47,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280798512] [2025-01-09 20:03:47,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280798512] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:03:47,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:03:47,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:03:47,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256663652] [2025-01-09 20:03:47,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:03:47,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:03:47,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:03:47,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:03:47,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:03:47,262 INFO L87 Difference]: Start difference. First operand 2972 states and 4198 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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) [2025-01-09 20:03:51,300 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 [] [2025-01-09 20:03:52,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:03:52,522 INFO L93 Difference]: Finished difference Result 8480 states and 11985 transitions. [2025-01-09 20:03:52,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:03:52,523 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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 201 [2025-01-09 20:03:52,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:03:52,556 INFO L225 Difference]: With dead ends: 8480 [2025-01-09 20:03:52,557 INFO L226 Difference]: Without dead ends: 5531 [2025-01-09 20:03:52,567 INFO L434 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 [2025-01-09 20:03:52,568 INFO L435 NwaCegarLoop]: 2508 mSDtfsCounter, 2235 mSDsluCounter, 2420 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2235 SdHoareTripleChecker+Valid, 4928 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2025-01-09 20:03:52,569 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2235 Valid, 4928 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 53 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2025-01-09 20:03:52,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5531 states. [2025-01-09 20:03:52,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5531 to 5527. [2025-01-09 20:03:52,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5527 states, 4073 states have (on average 1.3299779032654064) internal successors, (5417), 4132 states have internal predecessors, (5417), 1194 states have call successors, (1194), 260 states have call predecessors, (1194), 259 states have return successors, (1195), 1173 states have call predecessors, (1195), 1194 states have call successors, (1195) [2025-01-09 20:03:52,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5527 states to 5527 states and 7806 transitions. [2025-01-09 20:03:52,770 INFO L78 Accepts]: Start accepts. Automaton has 5527 states and 7806 transitions. Word has length 201 [2025-01-09 20:03:52,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:03:52,772 INFO L471 AbstractCegarLoop]: Abstraction has 5527 states and 7806 transitions. [2025-01-09 20:03:52,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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) [2025-01-09 20:03:52,772 INFO L276 IsEmpty]: Start isEmpty. Operand 5527 states and 7806 transitions. [2025-01-09 20:03:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2025-01-09 20:03:52,775 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:03:52,776 INFO L218 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] [2025-01-09 20:03:52,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 20:03:52,776 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 20:03:52,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:03:52,777 INFO L85 PathProgramCache]: Analyzing trace with hash -5219112, now seen corresponding path program 1 times [2025-01-09 20:03:52,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:03:52,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526354190] [2025-01-09 20:03:52,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:03:52,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:03:56,696 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 189 statements into 1 equivalence classes. [2025-01-09 20:03:56,774 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 189 of 189 statements. [2025-01-09 20:03:56,774 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:03:56,774 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:03:57,184 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2025-01-09 20:03:57,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:03:57,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526354190] [2025-01-09 20:03:57,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526354190] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:03:57,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:03:57,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:03:57,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287481672] [2025-01-09 20:03:57,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:03:57,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:03:57,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:03:57,187 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:03:57,187 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:03:57,188 INFO L87 Difference]: Start difference. First operand 5527 states and 7806 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2025-01-09 20:04:01,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:04:02,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:04:02,129 INFO L93 Difference]: Finished difference Result 16231 states and 22916 transitions. [2025-01-09 20:04:02,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:04:02,129 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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 189 [2025-01-09 20:04:02,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:04:02,194 INFO L225 Difference]: With dead ends: 16231 [2025-01-09 20:04:02,194 INFO L226 Difference]: Without dead ends: 10727 [2025-01-09 20:04:02,222 INFO L434 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 [2025-01-09 20:04:02,223 INFO L435 NwaCegarLoop]: 2522 mSDtfsCounter, 2429 mSDsluCounter, 2432 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2429 SdHoareTripleChecker+Valid, 4954 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 [2025-01-09 20:04:02,223 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2429 Valid, 4954 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-01-09 20:04:02,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10727 states. [2025-01-09 20:04:02,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10727 to 10721. [2025-01-09 20:04:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10721 states, 7897 states have (on average 1.3283525389388375) internal successors, (10490), 8018 states have internal predecessors, (10490), 2312 states have call successors, (2312), 516 states have call predecessors, (2312), 511 states have return successors, (2319), 2262 states have call predecessors, (2319), 2312 states have call successors, (2319) [2025-01-09 20:04:02,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10721 states to 10721 states and 15121 transitions. [2025-01-09 20:04:02,688 INFO L78 Accepts]: Start accepts. Automaton has 10721 states and 15121 transitions. Word has length 189 [2025-01-09 20:04:02,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:04:02,688 INFO L471 AbstractCegarLoop]: Abstraction has 10721 states and 15121 transitions. [2025-01-09 20:04:02,689 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2025-01-09 20:04:02,689 INFO L276 IsEmpty]: Start isEmpty. Operand 10721 states and 15121 transitions. [2025-01-09 20:04:02,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2025-01-09 20:04:02,696 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:04:02,696 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 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] [2025-01-09 20:04:02,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 20:04:02,697 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 20:04:02,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:04:02,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1444159462, now seen corresponding path program 1 times [2025-01-09 20:04:02,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:04:02,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438122113] [2025-01-09 20:04:02,698 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:04:02,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:04:06,459 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 275 statements into 1 equivalence classes. [2025-01-09 20:04:06,524 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 275 of 275 statements. [2025-01-09 20:04:06,524 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:04:06,524 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:04:06,897 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2025-01-09 20:04:06,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:04:06,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438122113] [2025-01-09 20:04:06,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438122113] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:04:06,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:04:06,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:04:06,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776625464] [2025-01-09 20:04:06,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:04:06,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:04:06,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:04:06,899 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:04:06,899 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:04:06,899 INFO L87 Difference]: Start difference. First operand 10721 states and 15121 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2025-01-09 20:04:07,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:04:07,128 INFO L93 Difference]: Finished difference Result 21419 states and 30210 transitions. [2025-01-09 20:04:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:04:07,129 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 275 [2025-01-09 20:04:07,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:04:07,204 INFO L225 Difference]: With dead ends: 21419 [2025-01-09 20:04:07,205 INFO L226 Difference]: Without dead ends: 10721 [2025-01-09 20:04:07,246 INFO L434 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 [2025-01-09 20:04:07,246 INFO L435 NwaCegarLoop]: 2493 mSDtfsCounter, 2455 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2455 SdHoareTripleChecker+Valid, 2493 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 [2025-01-09 20:04:07,247 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2455 Valid, 2493 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 20:04:07,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10721 states. [2025-01-09 20:04:07,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10721 to 10721. [2025-01-09 20:04:07,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10721 states, 7897 states have (on average 1.3273394960111435) internal successors, (10482), 8018 states have internal predecessors, (10482), 2312 states have call successors, (2312), 516 states have call predecessors, (2312), 511 states have return successors, (2319), 2262 states have call predecessors, (2319), 2312 states have call successors, (2319) [2025-01-09 20:04:07,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10721 states to 10721 states and 15113 transitions. [2025-01-09 20:04:07,631 INFO L78 Accepts]: Start accepts. Automaton has 10721 states and 15113 transitions. Word has length 275 [2025-01-09 20:04:07,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:04:07,632 INFO L471 AbstractCegarLoop]: Abstraction has 10721 states and 15113 transitions. [2025-01-09 20:04:07,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2025-01-09 20:04:07,633 INFO L276 IsEmpty]: Start isEmpty. Operand 10721 states and 15113 transitions. [2025-01-09 20:04:07,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2025-01-09 20:04:07,640 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:04:07,640 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 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] [2025-01-09 20:04:07,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 20:04:07,641 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 20:04:07,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:04:07,641 INFO L85 PathProgramCache]: Analyzing trace with hash 452819996, now seen corresponding path program 1 times [2025-01-09 20:04:07,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:04:07,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246684629] [2025-01-09 20:04:07,641 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:04:07,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:04:11,987 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 275 statements into 1 equivalence classes. [2025-01-09 20:04:12,050 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 275 of 275 statements. [2025-01-09 20:04:12,050 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:04:12,050 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:04:12,444 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2025-01-09 20:04:12,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:04:12,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246684629] [2025-01-09 20:04:12,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246684629] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:04:12,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:04:12,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:04:12,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48415508] [2025-01-09 20:04:12,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:04:12,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:04:12,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:04:12,446 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:04:12,446 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:04:12,446 INFO L87 Difference]: Start difference. First operand 10721 states and 15113 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2025-01-09 20:04:12,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:04:12,746 INFO L93 Difference]: Finished difference Result 21411 states and 30186 transitions. [2025-01-09 20:04:12,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:04:12,746 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 275 [2025-01-09 20:04:12,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:04:12,797 INFO L225 Difference]: With dead ends: 21411 [2025-01-09 20:04:12,797 INFO L226 Difference]: Without dead ends: 10713 [2025-01-09 20:04:12,836 INFO L434 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 [2025-01-09 20:04:12,837 INFO L435 NwaCegarLoop]: 2485 mSDtfsCounter, 2448 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2448 SdHoareTripleChecker+Valid, 2485 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 20:04:12,837 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2448 Valid, 2485 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 20:04:12,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10713 states. [2025-01-09 20:04:13,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10713 to 10713. [2025-01-09 20:04:13,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10713 states, 7889 states have (on average 1.3236151603498543) internal successors, (10442), 8010 states have internal predecessors, (10442), 2312 states have call successors, (2312), 516 states have call predecessors, (2312), 511 states have return successors, (2319), 2262 states have call predecessors, (2319), 2312 states have call successors, (2319) [2025-01-09 20:04:13,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10713 states to 10713 states and 15073 transitions. [2025-01-09 20:04:13,252 INFO L78 Accepts]: Start accepts. Automaton has 10713 states and 15073 transitions. Word has length 275 [2025-01-09 20:04:13,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:04:13,253 INFO L471 AbstractCegarLoop]: Abstraction has 10713 states and 15073 transitions. [2025-01-09 20:04:13,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2025-01-09 20:04:13,253 INFO L276 IsEmpty]: Start isEmpty. Operand 10713 states and 15073 transitions. [2025-01-09 20:04:13,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2025-01-09 20:04:13,261 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:04:13,261 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 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] [2025-01-09 20:04:13,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 20:04:13,262 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 20:04:13,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:04:13,262 INFO L85 PathProgramCache]: Analyzing trace with hash -511655795, now seen corresponding path program 1 times [2025-01-09 20:04:13,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:04:13,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068049749] [2025-01-09 20:04:13,263 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:04:13,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:04:17,251 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 278 statements into 1 equivalence classes. [2025-01-09 20:04:17,302 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 278 of 278 statements. [2025-01-09 20:04:17,302 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:04:17,302 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:04:17,634 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2025-01-09 20:04:17,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:04:17,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068049749] [2025-01-09 20:04:17,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068049749] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:04:17,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:04:17,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:04:17,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445987527] [2025-01-09 20:04:17,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:04:17,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:04:17,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:04:17,635 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:04:17,635 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:04:17,635 INFO L87 Difference]: Start difference. First operand 10713 states and 15073 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2025-01-09 20:04:21,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:04:23,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:04:23,268 INFO L93 Difference]: Finished difference Result 25579 states and 36028 transitions. [2025-01-09 20:04:23,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:04:23,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 278 [2025-01-09 20:04:23,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:04:23,337 INFO L225 Difference]: With dead ends: 25579 [2025-01-09 20:04:23,338 INFO L226 Difference]: Without dead ends: 14889 [2025-01-09 20:04:23,371 INFO L434 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 [2025-01-09 20:04:23,373 INFO L435 NwaCegarLoop]: 4164 mSDtfsCounter, 1695 mSDsluCounter, 2422 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1695 SdHoareTripleChecker+Valid, 6586 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2025-01-09 20:04:23,373 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1695 Valid, 6586 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2025-01-09 20:04:23,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14889 states. [2025-01-09 20:04:23,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14889 to 14883. [2025-01-09 20:04:23,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14883 states, 11005 states have (on average 1.3269422989550204) internal successors, (14603), 11164 states have internal predecessors, (14603), 3156 states have call successors, (3156), 726 states have call predecessors, (3156), 721 states have return successors, (3163), 3094 states have call predecessors, (3163), 3156 states have call successors, (3163) [2025-01-09 20:04:23,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14883 states to 14883 states and 20922 transitions. [2025-01-09 20:04:23,917 INFO L78 Accepts]: Start accepts. Automaton has 14883 states and 20922 transitions. Word has length 278 [2025-01-09 20:04:23,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:04:23,918 INFO L471 AbstractCegarLoop]: Abstraction has 14883 states and 20922 transitions. [2025-01-09 20:04:23,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2025-01-09 20:04:23,919 INFO L276 IsEmpty]: Start isEmpty. Operand 14883 states and 20922 transitions. [2025-01-09 20:04:23,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2025-01-09 20:04:23,928 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:04:23,928 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:04:23,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 20:04:23,929 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 20:04:23,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:04:23,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1985093504, now seen corresponding path program 1 times [2025-01-09 20:04:23,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:04:23,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081933328] [2025-01-09 20:04:23,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:04:23,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:04:27,933 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 352 statements into 1 equivalence classes. [2025-01-09 20:04:28,007 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 352 of 352 statements. [2025-01-09 20:04:28,008 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:04:28,008 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:04:28,424 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 701 trivial. 0 not checked. [2025-01-09 20:04:28,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:04:28,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081933328] [2025-01-09 20:04:28,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081933328] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:04:28,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:04:28,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:04:28,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836625312] [2025-01-09 20:04:28,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:04:28,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:04:28,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:04:28,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:04:28,425 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:04:28,426 INFO L87 Difference]: Start difference. First operand 14883 states and 20922 transitions. Second operand has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-01-09 20:04:32,463 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 [] [2025-01-09 20:04:34,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:04:34,004 INFO L93 Difference]: Finished difference Result 33887 states and 47666 transitions. [2025-01-09 20:04:34,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:04:34,004 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 352 [2025-01-09 20:04:34,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:04:34,092 INFO L225 Difference]: With dead ends: 33887 [2025-01-09 20:04:34,092 INFO L226 Difference]: Without dead ends: 19027 [2025-01-09 20:04:34,141 INFO L434 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 [2025-01-09 20:04:34,142 INFO L435 NwaCegarLoop]: 4169 mSDtfsCounter, 1689 mSDsluCounter, 2429 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1689 SdHoareTripleChecker+Valid, 6598 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2025-01-09 20:04:34,143 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1689 Valid, 6598 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2025-01-09 20:04:34,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19027 states. [2025-01-09 20:04:34,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19027 to 19021. [2025-01-09 20:04:34,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19021 states, 14101 states have (on average 1.329267427841997) internal successors, (18744), 14298 states have internal predecessors, (18744), 3988 states have call successors, (3988), 936 states have call predecessors, (3988), 931 states have return successors, (3995), 3914 states have call predecessors, (3995), 3988 states have call successors, (3995) [2025-01-09 20:04:34,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19021 states to 19021 states and 26727 transitions. [2025-01-09 20:04:34,693 INFO L78 Accepts]: Start accepts. Automaton has 19021 states and 26727 transitions. Word has length 352 [2025-01-09 20:04:34,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:04:34,695 INFO L471 AbstractCegarLoop]: Abstraction has 19021 states and 26727 transitions. [2025-01-09 20:04:34,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 3 states have internal predecessors, (151), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2025-01-09 20:04:34,781 INFO L276 IsEmpty]: Start isEmpty. Operand 19021 states and 26727 transitions. [2025-01-09 20:04:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2025-01-09 20:04:34,792 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:04:34,792 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:04:34,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-09 20:04:34,792 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 20:04:34,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:04:34,793 INFO L85 PathProgramCache]: Analyzing trace with hash 403470526, now seen corresponding path program 1 times [2025-01-09 20:04:34,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:04:34,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008865376] [2025-01-09 20:04:34,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:04:34,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms