./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB --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 a82ce6420bb3a33f545de9c61d1c9b088648b3b20e86d3c3faffeeee8d72c08d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:52:12,156 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:52:12,241 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 02:52:12,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:52:12,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:52:12,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:52:12,279 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:52:12,279 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:52:12,279 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:52:12,279 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:52:12,280 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:52:12,280 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:52:12,280 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:52:12,280 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:52:12,281 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:52:12,281 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:52:12,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:52:12,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:52:12,281 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:52:12,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:52:12,282 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:52:12,282 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:52:12,282 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:52:12,282 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:52:12,282 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:52:12,282 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:52:12,283 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:52:12,283 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:52:12,283 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:52:12,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:52:12,283 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:52:12,283 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:52:12,283 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:52:12,284 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:52:12,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:52:12,284 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:52:12,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:52:12,284 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:52:12,284 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:52:12,284 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:52:12,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:52:12,285 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:52:12,285 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:52:12,285 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:52:12,285 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:52:12,285 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB 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 -> a82ce6420bb3a33f545de9c61d1c9b088648b3b20e86d3c3faffeeee8d72c08d [2024-11-28 02:52:12,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:52:12,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:52:12,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:52:12,597 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:52:12,597 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:52:12,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i [2024-11-28 02:52:15,591 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/data/df16b04a0/dfe334038d354300ae6d43569f4c963e/FLAGe821d9138 [2024-11-28 02:52:16,475 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:52:16,476 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i [2024-11-28 02:52:16,555 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/data/df16b04a0/dfe334038d354300ae6d43569f4c963e/FLAGe821d9138 [2024-11-28 02:52:16,579 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/data/df16b04a0/dfe334038d354300ae6d43569f4c963e [2024-11-28 02:52:16,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:52:16,585 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:52:16,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:52:16,588 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:52:16,593 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:52:16,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:52:16" (1/1) ... [2024-11-28 02:52:16,597 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c62748e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:16, skipping insertion in model container [2024-11-28 02:52:16,597 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:52:16" (1/1) ... [2024-11-28 02:52:16,775 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:52:19,775 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342349,342362] [2024-11-28 02:52:19,780 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342494,342507] [2024-11-28 02:52:19,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:52:19,846 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:52:20,004 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"); [5426] [2024-11-28 02:52:20,006 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)); [5433] [2024-11-28 02:52:20,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5440] [2024-11-28 02:52:20,009 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)); [5497-5498] [2024-11-28 02:52:20,010 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"); [5503-5505] [2024-11-28 02:52:20,014 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [5607] [2024-11-28 02:52:20,018 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)); [5671-5672] [2024-11-28 02:52:20,021 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)); [5705-5706] [2024-11-28 02:52:20,022 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" (103), "i" (12UL)); [5742-5743] [2024-11-28 02:52:20,024 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" (115), "i" (12UL)); [5779-5780] [2024-11-28 02:52:20,035 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/linux/netdevice.h"), "i" (502), "i" (12UL)); [6093-6094] [2024-11-28 02:52:20,035 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6100] [2024-11-28 02:52:20,053 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6731] [2024-11-28 02:52:20,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6816] [2024-11-28 02:52:20,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6935] [2024-11-28 02:52:20,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6980] [2024-11-28 02:52:20,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7061] [2024-11-28 02:52:20,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7159] [2024-11-28 02:52:20,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7309] [2024-11-28 02:52:20,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7344] [2024-11-28 02:52:20,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7674] [2024-11-28 02:52:20,167 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8105] [2024-11-28 02:52:20,168 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8132] [2024-11-28 02:52:20,171 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8170] [2024-11-28 02:52:20,177 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8319] [2024-11-28 02:52:20,190 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8681] [2024-11-28 02:52:20,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8756] [2024-11-28 02:52:20,310 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342349,342362] [2024-11-28 02:52:20,311 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342494,342507] [2024-11-28 02:52:20,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:52:20,542 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:52:20,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20 WrapperNode [2024-11-28 02:52:20,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:52:20,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:52:20,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:52:20,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:52:20,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:20,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:20,981 INFO L138 Inliner]: procedures = 455, calls = 2276, calls flagged for inlining = 223, calls inlined = 189, statements flattened = 5667 [2024-11-28 02:52:20,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:52:20,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:52:20,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:52:20,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:52:20,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:20,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:21,036 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:22,221 INFO L175 MemorySlicer]: Split 1009 memory accesses to 20 slices as follows [1, 2, 2, 30, 8, 3, 5, 8, 52, 3, 11, 2, 2, 5, 3, 850, 8, 8, 1, 5]. 84 percent of accesses are in the largest equivalence class. The 53 initializations are split as follows [0, 2, 0, 0, 8, 0, 0, 1, 0, 1, 0, 0, 0, 5, 3, 16, 8, 8, 1, 0]. The 559 writes are split as follows [0, 0, 1, 28, 0, 0, 2, 1, 42, 0, 0, 1, 1, 0, 0, 483, 0, 0, 0, 0]. [2024-11-28 02:52:22,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:22,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:22,400 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:22,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:22,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:22,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:22,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:22,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:52:22,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:52:22,593 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:52:22,593 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:52:22,594 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (1/1) ... [2024-11-28 02:52:22,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:52:22,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:52:22,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:52:22,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceef464b-5cad-4a1f-b90a-58516d827c98/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:52:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-28 02:52:22,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-28 02:52:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 02:52:22,668 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 02:52:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-28 02:52:22,668 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-28 02:52:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 02:52:22,668 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 02:52:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 02:52:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 02:52:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-28 02:52:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-28 02:52:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_wakeup [2024-11-28 02:52:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_wakeup [2024-11-28 02:52:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_wait_status [2024-11-28 02:52:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_wait_status [2024-11-28 02:52:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_set_rx_mode [2024-11-28 02:52:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_set_rx_mode [2024-11-28 02:52:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 02:52:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 02:52:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-28 02:52:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-28 02:52:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-28 02:52:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-28 02:52:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-28 02:52:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-28 02:52:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-28 02:52:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-28 02:52:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-28 02:52:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-28 02:52:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 02:52:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 02:52:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-28 02:52:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-28 02:52:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-28 02:52:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-28 02:52:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-28 02:52:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-28 02:52:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-28 02:52:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-28 02:52:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 02:52:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 02:52:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-28 02:52:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-28 02:52:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 02:52:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_clean_tx [2024-11-28 02:52:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_clean_tx [2024-11-28 02:52:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_stop_runtime [2024-11-28 02:52:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_stop_runtime [2024-11-28 02:52:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 02:52:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 02:52:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-28 02:52:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-28 02:52:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_resume [2024-11-28 02:52:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_resume [2024-11-28 02:52:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_inc_rxfree_index [2024-11-28 02:52:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_inc_rxfree_index [2024-11-28 02:52:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 02:52:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 02:52:22,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 02:52:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 02:52:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 02:52:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 02:52:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 02:52:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 02:52:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 02:52:22,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 02:52:22,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 02:52:22,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 02:52:22,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 02:52:22,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_remove_one [2024-11-28 02:52:22,678 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_remove_one [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 02:52:22,678 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 02:52:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 02:52:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 02:52:22,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 02:52:22,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 02:52:22,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 02:52:22,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 02:52:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 02:52:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 02:52:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 02:52:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 02:52:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 02:52:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 02:52:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 02:52:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 02:52:22,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 02:52:22,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 02:52:22,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 02:52:22,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 02:52:22,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-28 02:52:22,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-28 02:52:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-28 02:52:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-28 02:52:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-28 02:52:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-28 02:52:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-28 02:52:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-28 02:52:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-28 02:52:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-28 02:52:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-28 02:52:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-28 02:52:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-28 02:52:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-28 02:52:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-28 02:52:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-28 02:52:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-28 02:52:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-28 02:52:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-28 02:52:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-28 02:52:22,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-28 02:52:22,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-28 02:52:22,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-28 02:52:22,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-28 02:52:22,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-28 02:52:22,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-28 02:52:22,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-28 02:52:22,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-28 02:52:22,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-28 02:52:22,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 02:52:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 02:52:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 02:52:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 02:52:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-28 02:52:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-28 02:52:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2024-11-28 02:52:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2024-11-28 02:52:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-28 02:52:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-28 02:52:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-28 02:52:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-28 02:52:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_close [2024-11-28 02:52:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_close [2024-11-28 02:52:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_tx_timeout [2024-11-28 02:52:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_tx_timeout [2024-11-28 02:52:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_alloc_rx_skb [2024-11-28 02:52:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_alloc_rx_skb [2024-11-28 02:52:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_issue_command [2024-11-28 02:52:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_issue_command [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 02:52:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-28 02:52:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_process_response [2024-11-28 02:52:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_process_response [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 02:52:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 02:52:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 02:52:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 02:52:22,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-28 02:52:22,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-28 02:52:22,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2024-11-28 02:52:22,694 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_num_free_tx [2024-11-28 02:52:22,694 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_num_free_tx [2024-11-28 02:52:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-11-28 02:52:22,695 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-11-28 02:52:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_reset [2024-11-28 02:52:22,696 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_reset [2024-11-28 02:52:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 02:52:22,697 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 02:52:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 02:52:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 02:52:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_inc_cmd_index [2024-11-28 02:52:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_inc_cmd_index [2024-11-28 02:52:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-28 02:52:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-28 02:52:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_fill_free_ring [2024-11-28 02:52:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_fill_free_ring [2024-11-28 02:52:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:52:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:52:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-28 02:52:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-28 02:52:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-28 02:52:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-28 02:52:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 02:52:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 02:52:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 02:52:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 02:52:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-28 02:52:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-28 02:52:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 02:52:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 02:52:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 02:52:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 02:52:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 02:52:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 02:52:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 02:52:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 02:52:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 02:52:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 02:52:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 02:52:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-28 02:52:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-28 02:52:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-28 02:52:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-28 02:52:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-28 02:52:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-28 02:52:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-28 02:52:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 02:52:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 02:52:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 02:52:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 02:52:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-28 02:52:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-28 02:52:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-28 02:52:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-28 02:52:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_wait_interrupt [2024-11-28 02:52:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_wait_interrupt [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-28 02:52:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 02:52:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 02:52:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 02:52:22,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 02:52:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 02:52:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 02:52:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2024-11-28 02:52:22,709 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2024-11-28 02:52:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 02:52:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 02:52:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 02:52:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 02:52:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 02:52:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 02:52:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-28 02:52:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_boot_3XP [2024-11-28 02:52:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_boot_3XP [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-28 02:52:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-28 02:52:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-28 02:52:22,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 02:52:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2024-11-28 02:52:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-28 02:52:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2024-11-28 02:52:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-28 02:52:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 02:52:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_free_rx_rings [2024-11-28 02:52:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_free_rx_rings [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-28 02:52:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_do_get_stats [2024-11-28 02:52:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_do_get_stats [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_num_free [2024-11-28 02:52:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_num_free [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_sleep [2024-11-28 02:52:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_sleep [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 02:52:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 02:52:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 02:52:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_84 [2024-11-28 02:52:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_84 [2024-11-28 02:52:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_init_rings [2024-11-28 02:52:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_init_rings [2024-11-28 02:52:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-28 02:52:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-28 02:52:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_open [2024-11-28 02:52:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_open [2024-11-28 02:52:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 02:52:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 02:52:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_start_runtime [2024-11-28 02:52:22,719 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_start_runtime [2024-11-28 02:52:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-28 02:52:22,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-28 02:52:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-28 02:52:22,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-28 02:52:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:52:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 02:52:22,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 02:52:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 02:52:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 02:52:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 02:52:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 02:52:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 02:52:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_inc_index [2024-11-28 02:52:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_inc_index [2024-11-28 02:52:22,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 02:52:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 02:52:24,076 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:52:24,081 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:52:25,059 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 02:52:44,760 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 02:52:45,780 INFO L? ?]: Removed 2923 outVars from TransFormulas that were not future-live. [2024-11-28 02:52:45,780 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:52:45,852 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:52:45,853 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 02:52:45,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:52:45 BoogieIcfgContainer [2024-11-28 02:52:45,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:52:45,859 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:52:45,859 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:52:45,864 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:52:45,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:52:16" (1/3) ... [2024-11-28 02:52:45,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@578528a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:52:45, skipping insertion in model container [2024-11-28 02:52:45,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:52:20" (2/3) ... [2024-11-28 02:52:45,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@578528a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:52:45, skipping insertion in model container [2024-11-28 02:52:45,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:52:45" (3/3) ... [2024-11-28 02:52:45,866 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i [2024-11-28 02:52:45,884 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:52:45,887 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i that has 137 procedures, 2217 locations, 1 initial locations, 61 loop locations, and 1 error locations. [2024-11-28 02:52:46,018 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:52:46,035 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;@7d4f8a55, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:52:46,035 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:52:46,048 INFO L276 IsEmpty]: Start isEmpty. Operand has 2048 states, 1432 states have (on average 1.3051675977653632) internal successors, (1869), 1454 states have internal predecessors, (1869), 517 states have call successors, (517), 99 states have call predecessors, (517), 98 states have return successors, (512), 506 states have call predecessors, (512), 512 states have call successors, (512) [2024-11-28 02:52:46,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-28 02:52:46,106 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:52:46,107 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:52:46,107 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:52:46,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:52:46,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1413473936, now seen corresponding path program 1 times [2024-11-28 02:52:46,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:52:46,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119889841] [2024-11-28 02:52:46,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:52:46,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:52:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:52:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-28 02:52:57,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:52:57,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119889841] [2024-11-28 02:52:57,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119889841] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:52:57,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:52:57,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:52:57,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985141277] [2024-11-28 02:52:57,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:52:57,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:52:57,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:52:57,517 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:52:57,517 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:52:57,522 INFO L87 Difference]: Start difference. First operand has 2048 states, 1432 states have (on average 1.3051675977653632) internal successors, (1869), 1454 states have internal predecessors, (1869), 517 states have call successors, (517), 99 states have call predecessors, (517), 98 states have return successors, (512), 506 states have call predecessors, (512), 512 states have call successors, (512) Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-28 02:53:01,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:53:03,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:53:03,119 INFO L93 Difference]: Finished difference Result 5368 states and 7660 transitions. [2024-11-28 02:53:03,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:53:03,123 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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 199 [2024-11-28 02:53:03,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:53:03,184 INFO L225 Difference]: With dead ends: 5368 [2024-11-28 02:53:03,184 INFO L226 Difference]: Without dead ends: 3275 [2024-11-28 02:53:03,209 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 [2024-11-28 02:53:03,212 INFO L435 NwaCegarLoop]: 2930 mSDtfsCounter, 1785 mSDsluCounter, 2791 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1785 SdHoareTripleChecker+Valid, 5721 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:53:03,215 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1785 Valid, 5721 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 74 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 02:53:03,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3275 states. [2024-11-28 02:53:03,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3275 to 3272. [2024-11-28 02:53:03,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 2344 states have (on average 1.2819965870307166) internal successors, (3005), 2377 states have internal predecessors, (3005), 763 states have call successors, (763), 164 states have call predecessors, (763), 164 states have return successors, (763), 754 states have call predecessors, (763), 763 states have call successors, (763) [2024-11-28 02:53:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 4531 transitions. [2024-11-28 02:53:03,589 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 4531 transitions. Word has length 199 [2024-11-28 02:53:03,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:53:03,592 INFO L471 AbstractCegarLoop]: Abstraction has 3272 states and 4531 transitions. [2024-11-28 02:53:03,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-28 02:53:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 4531 transitions. [2024-11-28 02:53:03,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-28 02:53:03,616 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:53:03,616 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:53:03,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:53:03,617 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:53:03,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:53:03,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1293933128, now seen corresponding path program 1 times [2024-11-28 02:53:03,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:53:03,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948153788] [2024-11-28 02:53:03,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:53:03,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:53:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:53:13,459 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2024-11-28 02:53:13,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:53:13,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948153788] [2024-11-28 02:53:13,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948153788] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:53:13,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:53:13,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:53:13,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125823479] [2024-11-28 02:53:13,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:53:13,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:53:13,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:53:13,467 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:53:13,468 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:53:13,468 INFO L87 Difference]: Start difference. First operand 3272 states and 4531 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 02:53:17,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:53:19,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:53:19,438 INFO L93 Difference]: Finished difference Result 8296 states and 11480 transitions. [2024-11-28 02:53:19,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:53:19,439 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 217 [2024-11-28 02:53:19,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:53:19,496 INFO L225 Difference]: With dead ends: 8296 [2024-11-28 02:53:19,496 INFO L226 Difference]: Without dead ends: 5045 [2024-11-28 02:53:19,517 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 [2024-11-28 02:53:19,519 INFO L435 NwaCegarLoop]: 2810 mSDtfsCounter, 2287 mSDsluCounter, 2702 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2287 SdHoareTripleChecker+Valid, 5512 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-28 02:53:19,519 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2287 Valid, 5512 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-28 02:53:19,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5045 states. [2024-11-28 02:53:19,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5045 to 5041. [2024-11-28 02:53:19,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5041 states, 3566 states have (on average 1.274817722938867) internal successors, (4546), 3621 states have internal predecessors, (4546), 1209 states have call successors, (1209), 266 states have call predecessors, (1209), 265 states have return successors, (1210), 1190 states have call predecessors, (1210), 1209 states have call successors, (1210) [2024-11-28 02:53:19,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5041 states to 5041 states and 6965 transitions. [2024-11-28 02:53:19,858 INFO L78 Accepts]: Start accepts. Automaton has 5041 states and 6965 transitions. Word has length 217 [2024-11-28 02:53:19,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:53:19,858 INFO L471 AbstractCegarLoop]: Abstraction has 5041 states and 6965 transitions. [2024-11-28 02:53:19,859 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 02:53:19,859 INFO L276 IsEmpty]: Start isEmpty. Operand 5041 states and 6965 transitions. [2024-11-28 02:53:19,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-28 02:53:19,869 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:53:19,870 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:53:19,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:53:19,870 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:53:19,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:53:19,875 INFO L85 PathProgramCache]: Analyzing trace with hash -477484249, now seen corresponding path program 1 times [2024-11-28 02:53:19,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:53:19,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544621315] [2024-11-28 02:53:19,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:53:19,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:53:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:53:30,669 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-28 02:53:30,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:53:30,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544621315] [2024-11-28 02:53:30,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544621315] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:53:30,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:53:30,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:53:30,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204430877] [2024-11-28 02:53:30,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:53:30,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:53:30,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:53:30,671 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:53:30,671 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:53:30,672 INFO L87 Difference]: Start difference. First operand 5041 states and 6965 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 02:53:34,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:53:36,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:53:36,425 INFO L93 Difference]: Finished difference Result 11489 states and 15859 transitions. [2024-11-28 02:53:36,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:53:36,426 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 262 [2024-11-28 02:53:36,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:53:36,486 INFO L225 Difference]: With dead ends: 11489 [2024-11-28 02:53:36,487 INFO L226 Difference]: Without dead ends: 6469 [2024-11-28 02:53:36,515 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:53:36,516 INFO L435 NwaCegarLoop]: 4509 mSDtfsCounter, 1729 mSDsluCounter, 2730 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1729 SdHoareTripleChecker+Valid, 7239 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:53:36,518 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1729 Valid, 7239 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-11-28 02:53:36,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6469 states. [2024-11-28 02:53:36,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6469 to 6465. [2024-11-28 02:53:36,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6465 states, 4613 states have (on average 1.2740082375894213) internal successors, (5877), 4681 states have internal predecessors, (5877), 1506 states have call successors, (1506), 346 states have call predecessors, (1506), 345 states have return successors, (1507), 1483 states have call predecessors, (1507), 1506 states have call successors, (1507) [2024-11-28 02:53:37,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6465 states to 6465 states and 8890 transitions. [2024-11-28 02:53:37,061 INFO L78 Accepts]: Start accepts. Automaton has 6465 states and 8890 transitions. Word has length 262 [2024-11-28 02:53:37,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:53:37,063 INFO L471 AbstractCegarLoop]: Abstraction has 6465 states and 8890 transitions. [2024-11-28 02:53:37,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 02:53:37,064 INFO L276 IsEmpty]: Start isEmpty. Operand 6465 states and 8890 transitions. [2024-11-28 02:53:37,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2024-11-28 02:53:37,073 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:53:37,074 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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] [2024-11-28 02:53:37,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:53:37,075 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:53:37,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:53:37,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1394321190, now seen corresponding path program 1 times [2024-11-28 02:53:37,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:53:37,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877338404] [2024-11-28 02:53:37,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:53:37,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:53:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:53:47,684 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-11-28 02:53:47,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:53:47,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877338404] [2024-11-28 02:53:47,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877338404] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:53:47,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:53:47,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:53:47,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870676861] [2024-11-28 02:53:47,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:53:47,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:53:47,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:53:47,687 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:53:47,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:53:47,692 INFO L87 Difference]: Start difference. First operand 6465 states and 8890 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, (42), 2 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-28 02:53:51,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:53:53,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:53:53,367 INFO L93 Difference]: Finished difference Result 14318 states and 19677 transitions. [2024-11-28 02:53:53,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:53:53,368 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, (42), 2 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 333 [2024-11-28 02:53:53,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:53:53,538 INFO L225 Difference]: With dead ends: 14318 [2024-11-28 02:53:53,538 INFO L226 Difference]: Without dead ends: 7874 [2024-11-28 02:53:53,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:53:53,568 INFO L435 NwaCegarLoop]: 4471 mSDtfsCounter, 1724 mSDsluCounter, 2737 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1724 SdHoareTripleChecker+Valid, 7208 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:53:53,569 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1724 Valid, 7208 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-28 02:53:53,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7874 states. [2024-11-28 02:53:53,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7874 to 7870. [2024-11-28 02:53:53,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7870 states, 5648 states have (on average 1.2740793201133145) internal successors, (7196), 5729 states have internal predecessors, (7196), 1797 states have call successors, (1797), 425 states have call predecessors, (1797), 424 states have return successors, (1798), 1770 states have call predecessors, (1798), 1797 states have call successors, (1798) [2024-11-28 02:53:53,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7870 states to 7870 states and 10791 transitions. [2024-11-28 02:53:53,993 INFO L78 Accepts]: Start accepts. Automaton has 7870 states and 10791 transitions. Word has length 333 [2024-11-28 02:53:53,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:53:53,994 INFO L471 AbstractCegarLoop]: Abstraction has 7870 states and 10791 transitions. [2024-11-28 02:53:53,995 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, (42), 2 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-28 02:53:53,995 INFO L276 IsEmpty]: Start isEmpty. Operand 7870 states and 10791 transitions. [2024-11-28 02:53:54,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2024-11-28 02:53:54,018 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:53:54,019 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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] [2024-11-28 02:53:54,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 02:53:54,019 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:53:54,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:53:54,020 INFO L85 PathProgramCache]: Analyzing trace with hash 927480728, now seen corresponding path program 1 times [2024-11-28 02:53:54,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:53:54,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228125776] [2024-11-28 02:53:54,021 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:53:54,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:54:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:54:05,210 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-11-28 02:54:05,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:54:05,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228125776] [2024-11-28 02:54:05,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228125776] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:54:05,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:54:05,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:54:05,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259355213] [2024-11-28 02:54:05,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:54:05,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:54:05,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:54:05,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:54:05,214 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:54:05,214 INFO L87 Difference]: Start difference. First operand 7870 states and 10791 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, (42), 2 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-28 02:54:09,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:54:11,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:54:11,314 INFO L93 Difference]: Finished difference Result 18158 states and 24891 transitions. [2024-11-28 02:54:11,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:54:11,315 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, (42), 2 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 333 [2024-11-28 02:54:11,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:54:11,402 INFO L225 Difference]: With dead ends: 18158 [2024-11-28 02:54:11,403 INFO L226 Difference]: Without dead ends: 10309 [2024-11-28 02:54:11,440 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:54:11,441 INFO L435 NwaCegarLoop]: 4613 mSDtfsCounter, 2318 mSDsluCounter, 2381 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2318 SdHoareTripleChecker+Valid, 6994 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-28 02:54:11,441 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2318 Valid, 6994 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2024-11-28 02:54:11,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10309 states. [2024-11-28 02:54:11,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10309 to 10305. [2024-11-28 02:54:11,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10305 states, 7379 states have (on average 1.2726656728554004) internal successors, (9391), 7480 states have internal predecessors, (9391), 2353 states have call successors, (2353), 573 states have call predecessors, (2353), 572 states have return successors, (2354), 2319 states have call predecessors, (2354), 2353 states have call successors, (2354) [2024-11-28 02:54:12,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10305 states to 10305 states and 14098 transitions. [2024-11-28 02:54:12,064 INFO L78 Accepts]: Start accepts. Automaton has 10305 states and 14098 transitions. Word has length 333 [2024-11-28 02:54:12,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:54:12,065 INFO L471 AbstractCegarLoop]: Abstraction has 10305 states and 14098 transitions. [2024-11-28 02:54:12,066 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, (42), 2 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-28 02:54:12,068 INFO L276 IsEmpty]: Start isEmpty. Operand 10305 states and 14098 transitions. [2024-11-28 02:54:12,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2024-11-28 02:54:12,084 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:54:12,084 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:54:12,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 02:54:12,085 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:54:12,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:54:12,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1902007072, now seen corresponding path program 1 times [2024-11-28 02:54:12,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:54:12,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306725667] [2024-11-28 02:54:12,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:54:12,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:54:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:54:23,670 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-11-28 02:54:23,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:54:23,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306725667] [2024-11-28 02:54:23,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306725667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:54:23,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:54:23,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:54:23,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127302001] [2024-11-28 02:54:23,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:54:23,672 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:54:23,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:54:23,673 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:54:23,673 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:54:23,674 INFO L87 Difference]: Start difference. First operand 10305 states and 14098 transitions. Second operand has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-28 02:54:27,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:54:29,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:54:29,415 INFO L93 Difference]: Finished difference Result 21994 states and 30093 transitions. [2024-11-28 02:54:29,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:54:29,416 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 421 [2024-11-28 02:54:29,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:54:29,502 INFO L225 Difference]: With dead ends: 21994 [2024-11-28 02:54:29,503 INFO L226 Difference]: Without dead ends: 11710 [2024-11-28 02:54:29,545 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:54:29,546 INFO L435 NwaCegarLoop]: 4044 mSDtfsCounter, 1723 mSDsluCounter, 2736 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1723 SdHoareTripleChecker+Valid, 6780 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:54:29,546 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1723 Valid, 6780 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-28 02:54:29,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11710 states. [2024-11-28 02:54:29,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11710 to 11706. [2024-11-28 02:54:29,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11706 states, 8412 states have (on average 1.272943414170233) internal successors, (10708), 8526 states have internal predecessors, (10708), 2644 states have call successors, (2644), 650 states have call predecessors, (2644), 649 states have return successors, (2645), 2606 states have call predecessors, (2645), 2644 states have call successors, (2645) [2024-11-28 02:54:30,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11706 states to 11706 states and 15997 transitions. [2024-11-28 02:54:30,036 INFO L78 Accepts]: Start accepts. Automaton has 11706 states and 15997 transitions. Word has length 421 [2024-11-28 02:54:30,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:54:30,038 INFO L471 AbstractCegarLoop]: Abstraction has 11706 states and 15997 transitions. [2024-11-28 02:54:30,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-28 02:54:30,038 INFO L276 IsEmpty]: Start isEmpty. Operand 11706 states and 15997 transitions. [2024-11-28 02:54:30,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2024-11-28 02:54:30,052 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:54:30,052 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:54:30,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 02:54:30,053 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:54:30,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:54:30,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1606413465, now seen corresponding path program 1 times [2024-11-28 02:54:30,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:54:30,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138754207] [2024-11-28 02:54:30,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:54:30,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:54:40,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:54:40,863 INFO L134 CoverageAnalysis]: Checked inductivity of 926 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-11-28 02:54:40,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:54:40,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138754207] [2024-11-28 02:54:40,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138754207] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:54:40,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:54:40,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:54:40,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617473128] [2024-11-28 02:54:40,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:54:40,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:54:40,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:54:40,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:54:40,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:54:40,869 INFO L87 Difference]: Start difference. First operand 11706 states and 15997 transitions. Second operand has 3 states, 3 states have (on average 58.666666666666664) internal successors, (176), 3 states have internal predecessors, (176), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-28 02:54:44,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:54:46,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:54:46,522 INFO L93 Difference]: Finished difference Result 24820 states and 33921 transitions. [2024-11-28 02:54:46,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:54:46,523 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 58.666666666666664) internal successors, (176), 3 states have internal predecessors, (176), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 418 [2024-11-28 02:54:46,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:54:46,626 INFO L225 Difference]: With dead ends: 24820 [2024-11-28 02:54:46,626 INFO L226 Difference]: Without dead ends: 13135 [2024-11-28 02:54:46,679 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:54:46,680 INFO L435 NwaCegarLoop]: 4514 mSDtfsCounter, 1737 mSDsluCounter, 2737 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1737 SdHoareTripleChecker+Valid, 7251 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:54:46,681 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1737 Valid, 7251 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 02:54:46,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13135 states. [2024-11-28 02:54:47,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13135 to 13131. [2024-11-28 02:54:47,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13131 states, 9465 states have (on average 1.2730058108821976) internal successors, (12049), 9592 states have internal predecessors, (12049), 2937 states have call successors, (2937), 729 states have call predecessors, (2937), 728 states have return successors, (2938), 2895 states have call predecessors, (2938), 2937 states have call successors, (2938) [2024-11-28 02:54:47,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13131 states to 13131 states and 17924 transitions. [2024-11-28 02:54:47,254 INFO L78 Accepts]: Start accepts. Automaton has 13131 states and 17924 transitions. Word has length 418 [2024-11-28 02:54:47,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:54:47,255 INFO L471 AbstractCegarLoop]: Abstraction has 13131 states and 17924 transitions. [2024-11-28 02:54:47,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.666666666666664) internal successors, (176), 3 states have internal predecessors, (176), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-28 02:54:47,256 INFO L276 IsEmpty]: Start isEmpty. Operand 13131 states and 17924 transitions. [2024-11-28 02:54:47,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2024-11-28 02:54:47,275 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:54:47,275 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:54:47,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 02:54:47,276 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:54:47,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:54:47,276 INFO L85 PathProgramCache]: Analyzing trace with hash 572797460, now seen corresponding path program 1 times [2024-11-28 02:54:47,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:54:47,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463499886] [2024-11-28 02:54:47,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:54:47,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:54:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:54:58,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1137 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 1093 trivial. 0 not checked. [2024-11-28 02:54:58,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:54:58,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463499886] [2024-11-28 02:54:58,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463499886] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:54:58,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:54:58,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:54:58,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838432741] [2024-11-28 02:54:58,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:54:58,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:54:58,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:54:58,631 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:54:58,632 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:54:58,632 INFO L87 Difference]: Start difference. First operand 13131 states and 17924 transitions. Second operand has 5 states, 5 states have (on average 37.2) internal successors, (186), 4 states have internal predecessors, (186), 3 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2024-11-28 02:55:02,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:55:04,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:55:04,893 INFO L93 Difference]: Finished difference Result 28731 states and 39212 transitions. [2024-11-28 02:55:04,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:55:04,893 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.2) internal successors, (186), 4 states have internal predecessors, (186), 3 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) Word has length 462 [2024-11-28 02:55:04,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:55:05,015 INFO L225 Difference]: With dead ends: 28731 [2024-11-28 02:55:05,016 INFO L226 Difference]: Without dead ends: 15621 [2024-11-28 02:55:05,073 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:55:05,074 INFO L435 NwaCegarLoop]: 4321 mSDtfsCounter, 1984 mSDsluCounter, 11354 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1984 SdHoareTripleChecker+Valid, 15675 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-28 02:55:05,075 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1984 Valid, 15675 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 83 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2024-11-28 02:55:05,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15621 states. [2024-11-28 02:55:05,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15621 to 15613. [2024-11-28 02:55:05,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15613 states, 11208 states have (on average 1.2716809421841542) internal successors, (14253), 11358 states have internal predecessors, (14253), 3523 states have call successors, (3523), 881 states have call predecessors, (3523), 881 states have return successors, (3526), 3475 states have call predecessors, (3526), 3523 states have call successors, (3526) [2024-11-28 02:55:05,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15613 states to 15613 states and 21302 transitions. [2024-11-28 02:55:05,910 INFO L78 Accepts]: Start accepts. Automaton has 15613 states and 21302 transitions. Word has length 462 [2024-11-28 02:55:05,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:55:05,912 INFO L471 AbstractCegarLoop]: Abstraction has 15613 states and 21302 transitions. [2024-11-28 02:55:05,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.2) internal successors, (186), 4 states have internal predecessors, (186), 3 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2024-11-28 02:55:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 15613 states and 21302 transitions. [2024-11-28 02:55:05,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2024-11-28 02:55:05,932 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:55:05,932 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:55:05,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 02:55:05,933 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:55:05,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:55:05,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1785798265, now seen corresponding path program 1 times [2024-11-28 02:55:05,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:55:05,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218922446] [2024-11-28 02:55:05,934 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:55:05,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:55:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:55:18,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 1093 trivial. 0 not checked. [2024-11-28 02:55:18,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:55:18,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218922446] [2024-11-28 02:55:18,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218922446] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:55:18,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:55:18,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:55:18,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262572785] [2024-11-28 02:55:18,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:55:18,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:55:18,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:55:18,045 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:55:18,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:55:18,046 INFO L87 Difference]: Start difference. First operand 15613 states and 21302 transitions. Second operand has 5 states, 5 states have (on average 36.8) internal successors, (184), 4 states have internal predecessors, (184), 3 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2024-11-28 02:55:22,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:55:24,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:55:24,446 INFO L93 Difference]: Finished difference Result 33612 states and 45880 transitions. [2024-11-28 02:55:24,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:55:24,447 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 36.8) internal successors, (184), 4 states have internal predecessors, (184), 3 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) Word has length 460 [2024-11-28 02:55:24,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:55:24,577 INFO L225 Difference]: With dead ends: 33612 [2024-11-28 02:55:24,577 INFO L226 Difference]: Without dead ends: 18020 [2024-11-28 02:55:24,650 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:55:24,654 INFO L435 NwaCegarLoop]: 4618 mSDtfsCounter, 1994 mSDsluCounter, 11882 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1994 SdHoareTripleChecker+Valid, 16500 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-28 02:55:24,654 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1994 Valid, 16500 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 99 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2024-11-28 02:55:24,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18020 states. [2024-11-28 02:55:25,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18020 to 18012. [2024-11-28 02:55:25,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18012 states, 12915 states have (on average 1.2719318621757647) internal successors, (16427), 13084 states have internal predecessors, (16427), 4075 states have call successors, (4075), 1019 states have call predecessors, (4075), 1021 states have return successors, (4080), 4024 states have call predecessors, (4080), 4075 states have call successors, (4080) [2024-11-28 02:55:25,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18012 states to 18012 states and 24582 transitions. [2024-11-28 02:55:25,427 INFO L78 Accepts]: Start accepts. Automaton has 18012 states and 24582 transitions. Word has length 460 [2024-11-28 02:55:25,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:55:25,428 INFO L471 AbstractCegarLoop]: Abstraction has 18012 states and 24582 transitions. [2024-11-28 02:55:25,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 36.8) internal successors, (184), 4 states have internal predecessors, (184), 3 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2024-11-28 02:55:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 18012 states and 24582 transitions. [2024-11-28 02:55:25,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-11-28 02:55:25,442 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:55:25,442 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:55:25,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 02:55:25,442 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:55:25,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:55:25,448 INFO L85 PathProgramCache]: Analyzing trace with hash -770924252, now seen corresponding path program 1 times [2024-11-28 02:55:25,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:55:25,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397920360] [2024-11-28 02:55:25,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:55:25,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:55:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:55:37,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 1093 trivial. 0 not checked. [2024-11-28 02:55:38,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:55:38,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397920360] [2024-11-28 02:55:38,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397920360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:55:38,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:55:38,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:55:38,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864848166] [2024-11-28 02:55:38,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:55:38,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:55:38,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:55:38,003 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:55:38,003 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:55:38,003 INFO L87 Difference]: Start difference. First operand 18012 states and 24582 transitions. Second operand has 5 states, 5 states have (on average 37.0) internal successors, (185), 4 states have internal predecessors, (185), 3 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2024-11-28 02:55:42,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:55:44,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:55:44,233 INFO L93 Difference]: Finished difference Result 37408 states and 51059 transitions. [2024-11-28 02:55:44,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:55:44,234 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.0) internal successors, (185), 4 states have internal predecessors, (185), 3 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) Word has length 461 [2024-11-28 02:55:44,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:55:44,373 INFO L225 Difference]: With dead ends: 37408 [2024-11-28 02:55:44,373 INFO L226 Difference]: Without dead ends: 19417 [2024-11-28 02:55:44,457 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:55:44,457 INFO L435 NwaCegarLoop]: 4518 mSDtfsCounter, 1717 mSDsluCounter, 11767 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1717 SdHoareTripleChecker+Valid, 16285 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:55:44,458 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1717 Valid, 16285 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 105 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-11-28 02:55:44,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19417 states. [2024-11-28 02:55:45,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19417 to 19409. [2024-11-28 02:55:45,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19409 states, 13944 states have (on average 1.272231784279977) internal successors, (17740), 14126 states have internal predecessors, (17740), 4366 states have call successors, (4366), 1096 states have call predecessors, (4366), 1098 states have return successors, (4371), 4311 states have call predecessors, (4371), 4366 states have call successors, (4371) [2024-11-28 02:55:45,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19409 states to 19409 states and 26477 transitions. [2024-11-28 02:55:45,311 INFO L78 Accepts]: Start accepts. Automaton has 19409 states and 26477 transitions. Word has length 461 [2024-11-28 02:55:45,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:55:45,312 INFO L471 AbstractCegarLoop]: Abstraction has 19409 states and 26477 transitions. [2024-11-28 02:55:45,312 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.0) internal successors, (185), 4 states have internal predecessors, (185), 3 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2024-11-28 02:55:45,312 INFO L276 IsEmpty]: Start isEmpty. Operand 19409 states and 26477 transitions. [2024-11-28 02:55:45,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2024-11-28 02:55:45,477 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:55:45,477 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:55:45,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 02:55:45,478 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:55:45,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:55:45,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1683659645, now seen corresponding path program 1 times [2024-11-28 02:55:45,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:55:45,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214098958] [2024-11-28 02:55:45,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:55:45,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:55:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:55:57,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1188 trivial. 0 not checked. [2024-11-28 02:55:57,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:55:57,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214098958] [2024-11-28 02:55:57,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214098958] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:55:57,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:55:57,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:55:57,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747641251] [2024-11-28 02:55:57,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:55:57,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:55:57,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:55:57,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:55:57,553 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:55:57,553 INFO L87 Difference]: Start difference. First operand 19409 states and 26477 transitions. Second operand has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2024-11-28 02:56:01,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:56:03,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:56:03,253 INFO L93 Difference]: Finished difference Result 40830 states and 55685 transitions. [2024-11-28 02:56:03,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:56:03,253 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 476 [2024-11-28 02:56:03,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:56:03,419 INFO L225 Difference]: With dead ends: 40830 [2024-11-28 02:56:03,419 INFO L226 Difference]: Without dead ends: 21442 [2024-11-28 02:56:03,512 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 [2024-11-28 02:56:03,512 INFO L435 NwaCegarLoop]: 4730 mSDtfsCounter, 1971 mSDsluCounter, 2736 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1971 SdHoareTripleChecker+Valid, 7466 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:56:03,513 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1971 Valid, 7466 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 58 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 02:56:03,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21442 states. [2024-11-28 02:56:04,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21442 to 21438. [2024-11-28 02:56:04,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21438 states, 15381 states have (on average 1.2717638645081595) internal successors, (19561), 15586 states have internal predecessors, (19561), 4832 states have call successors, (4832), 1222 states have call predecessors, (4832), 1224 states have return successors, (4837), 4770 states have call predecessors, (4837), 4832 states have call successors, (4837) [2024-11-28 02:56:04,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21438 states to 21438 states and 29230 transitions. [2024-11-28 02:56:04,760 INFO L78 Accepts]: Start accepts. Automaton has 21438 states and 29230 transitions. Word has length 476 [2024-11-28 02:56:04,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:56:04,762 INFO L471 AbstractCegarLoop]: Abstraction has 21438 states and 29230 transitions. [2024-11-28 02:56:04,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2024-11-28 02:56:04,763 INFO L276 IsEmpty]: Start isEmpty. Operand 21438 states and 29230 transitions. [2024-11-28 02:56:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2024-11-28 02:56:04,776 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:56:04,777 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:56:04,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 02:56:04,777 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:56:04,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:56:04,780 INFO L85 PathProgramCache]: Analyzing trace with hash 79512995, now seen corresponding path program 1 times [2024-11-28 02:56:04,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:56:04,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084389836] [2024-11-28 02:56:04,781 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:56:04,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:56:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:56:17,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2024-11-28 02:56:17,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:56:17,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084389836] [2024-11-28 02:56:17,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084389836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:56:17,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:56:17,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:56:17,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694693344] [2024-11-28 02:56:17,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:56:17,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:56:17,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:56:17,051 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:56:17,051 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:56:17,052 INFO L87 Difference]: Start difference. First operand 21438 states and 29230 transitions. Second operand has 4 states, 4 states have (on average 41.75) internal successors, (167), 4 states have internal predecessors, (167), 4 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (49), 4 states have call predecessors, (49), 4 states have call successors, (49) [2024-11-28 02:56:18,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:56:18,661 INFO L93 Difference]: Finished difference Result 43175 states and 59141 transitions. [2024-11-28 02:56:18,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:56:18,662 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.75) internal successors, (167), 4 states have internal predecessors, (167), 4 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (49), 4 states have call predecessors, (49), 4 states have call successors, (49) Word has length 471 [2024-11-28 02:56:18,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:56:18,859 INFO L225 Difference]: With dead ends: 43175 [2024-11-28 02:56:18,859 INFO L226 Difference]: Without dead ends: 21758 [2024-11-28 02:56:18,964 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:56:18,967 INFO L435 NwaCegarLoop]: 2807 mSDtfsCounter, 21 mSDsluCounter, 5531 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 8338 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:56:18,968 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 8338 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 02:56:18,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21758 states. [2024-11-28 02:56:19,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21758 to 21758. [2024-11-28 02:56:19,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21758 states, 15525 states have (on average 1.2702737520128824) internal successors, (19721), 15730 states have internal predecessors, (19721), 4992 states have call successors, (4992), 1238 states have call predecessors, (4992), 1240 states have return successors, (5011), 4930 states have call predecessors, (5011), 4992 states have call successors, (5011) [2024-11-28 02:56:19,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21758 states to 21758 states and 29724 transitions. [2024-11-28 02:56:19,976 INFO L78 Accepts]: Start accepts. Automaton has 21758 states and 29724 transitions. Word has length 471 [2024-11-28 02:56:19,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:56:19,977 INFO L471 AbstractCegarLoop]: Abstraction has 21758 states and 29724 transitions. [2024-11-28 02:56:19,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.75) internal successors, (167), 4 states have internal predecessors, (167), 4 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (49), 4 states have call predecessors, (49), 4 states have call successors, (49) [2024-11-28 02:56:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 21758 states and 29724 transitions. [2024-11-28 02:56:19,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2024-11-28 02:56:19,990 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:56:19,990 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:56:19,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 02:56:19,991 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:56:19,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:56:19,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1966422995, now seen corresponding path program 1 times [2024-11-28 02:56:19,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:56:19,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569436282] [2024-11-28 02:56:19,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:56:19,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:56:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:56:33,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2024-11-28 02:56:33,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:56:33,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569436282] [2024-11-28 02:56:33,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569436282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:56:33,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:56:33,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:56:33,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172175815] [2024-11-28 02:56:33,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:56:33,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:56:33,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:56:33,289 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:56:33,289 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:56:33,290 INFO L87 Difference]: Start difference. First operand 21758 states and 29724 transitions. Second operand has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 3 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2024-11-28 02:56:34,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:56:34,220 INFO L93 Difference]: Finished difference Result 44295 states and 60898 transitions. [2024-11-28 02:56:34,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:56:34,221 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 3 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 472 [2024-11-28 02:56:34,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:56:34,397 INFO L225 Difference]: With dead ends: 44295 [2024-11-28 02:56:34,398 INFO L226 Difference]: Without dead ends: 22516 [2024-11-28 02:56:34,495 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:56:34,496 INFO L435 NwaCegarLoop]: 2847 mSDtfsCounter, 35 mSDsluCounter, 2826 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 5673 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:56:34,496 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 5673 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 02:56:34,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22516 states. [2024-11-28 02:56:35,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22516 to 22016. [2024-11-28 02:56:35,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22016 states, 15633 states have (on average 1.2700697243011578) internal successors, (19855), 15847 states have internal predecessors, (19855), 5133 states have call successors, (5133), 1238 states have call predecessors, (5133), 1249 states have return successors, (5165), 5071 states have call predecessors, (5165), 5133 states have call successors, (5165) [2024-11-28 02:56:35,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22016 states to 22016 states and 30153 transitions. [2024-11-28 02:56:35,615 INFO L78 Accepts]: Start accepts. Automaton has 22016 states and 30153 transitions. Word has length 472 [2024-11-28 02:56:35,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:56:35,616 INFO L471 AbstractCegarLoop]: Abstraction has 22016 states and 30153 transitions. [2024-11-28 02:56:35,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 3 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2024-11-28 02:56:35,616 INFO L276 IsEmpty]: Start isEmpty. Operand 22016 states and 30153 transitions. [2024-11-28 02:56:35,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2024-11-28 02:56:35,629 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:56:35,630 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:56:35,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 02:56:35,630 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:56:35,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:56:35,632 INFO L85 PathProgramCache]: Analyzing trace with hash 387962287, now seen corresponding path program 1 times [2024-11-28 02:56:35,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:56:35,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007484912] [2024-11-28 02:56:35,633 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:56:35,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:56:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:56:47,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2024-11-28 02:56:47,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:56:47,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007484912] [2024-11-28 02:56:47,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007484912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:56:47,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:56:47,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:56:47,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997600374] [2024-11-28 02:56:47,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:56:47,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:56:47,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:56:47,572 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:56:47,573 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:56:47,573 INFO L87 Difference]: Start difference. First operand 22016 states and 30153 transitions. Second operand has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 3 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2024-11-28 02:56:49,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:56:49,215 INFO L93 Difference]: Finished difference Result 44239 states and 60723 transitions. [2024-11-28 02:56:49,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:56:49,216 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 3 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 472 [2024-11-28 02:56:49,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:56:49,348 INFO L225 Difference]: With dead ends: 44239 [2024-11-28 02:56:49,348 INFO L226 Difference]: Without dead ends: 22064 [2024-11-28 02:56:49,428 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:56:49,429 INFO L435 NwaCegarLoop]: 2780 mSDtfsCounter, 45 mSDsluCounter, 5503 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 8283 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-28 02:56:49,429 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 8283 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-28 02:56:49,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22064 states. [2024-11-28 02:56:50,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22064 to 22022. [2024-11-28 02:56:50,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22022 states, 15653 states have (on average 1.270107966523989) internal successors, (19881), 15855 states have internal predecessors, (19881), 5123 states have call successors, (5123), 1234 states have call predecessors, (5123), 1245 states have return successors, (5157), 5067 states have call predecessors, (5157), 5123 states have call successors, (5157) [2024-11-28 02:56:50,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22022 states to 22022 states and 30161 transitions. [2024-11-28 02:56:50,348 INFO L78 Accepts]: Start accepts. Automaton has 22022 states and 30161 transitions. Word has length 472 [2024-11-28 02:56:50,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:56:50,349 INFO L471 AbstractCegarLoop]: Abstraction has 22022 states and 30161 transitions. [2024-11-28 02:56:50,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 3 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2024-11-28 02:56:50,349 INFO L276 IsEmpty]: Start isEmpty. Operand 22022 states and 30161 transitions. [2024-11-28 02:56:50,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2024-11-28 02:56:50,360 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:56:50,361 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:56:50,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 02:56:50,361 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:56:50,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:56:50,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1148957291, now seen corresponding path program 1 times [2024-11-28 02:56:50,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:56:50,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526796999] [2024-11-28 02:56:50,363 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:56:50,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:57:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:57:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 02:57:04,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:57:04,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526796999] [2024-11-28 02:57:04,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526796999] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:57:04,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:57:04,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:57:04,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548456937] [2024-11-28 02:57:04,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:57:04,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:57:04,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:57:04,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:57:04,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:57:04,020 INFO L87 Difference]: Start difference. First operand 22022 states and 30161 transitions. Second operand has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 02:57:08,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:57:23,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:57:23,366 INFO L93 Difference]: Finished difference Result 44260 states and 60859 transitions. [2024-11-28 02:57:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:57:23,367 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) Word has length 478 [2024-11-28 02:57:23,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:57:23,502 INFO L225 Difference]: With dead ends: 44260 [2024-11-28 02:57:23,502 INFO L226 Difference]: Without dead ends: 22160 [2024-11-28 02:57:23,595 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:57:23,595 INFO L435 NwaCegarLoop]: 2789 mSDtfsCounter, 4392 mSDsluCounter, 7335 mSDsCounter, 0 mSdLazyCounter, 1120 mSolverCounterSat, 988 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4399 SdHoareTripleChecker+Valid, 10124 SdHoareTripleChecker+Invalid, 2109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 988 IncrementalHoareTripleChecker+Valid, 1120 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:57:23,596 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4399 Valid, 10124 Invalid, 2109 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [988 Valid, 1120 Invalid, 1 Unknown, 0 Unchecked, 18.3s Time] [2024-11-28 02:57:23,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22160 states. [2024-11-28 02:57:24,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22160 to 22098. [2024-11-28 02:57:24,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22098 states, 15721 states have (on average 1.2681127154761147) internal successors, (19936), 15902 states have internal predecessors, (19936), 5131 states have call successors, (5131), 1243 states have call predecessors, (5131), 1245 states have return successors, (5165), 5077 states have call predecessors, (5165), 5131 states have call successors, (5165) [2024-11-28 02:57:24,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22098 states to 22098 states and 30232 transitions. [2024-11-28 02:57:24,776 INFO L78 Accepts]: Start accepts. Automaton has 22098 states and 30232 transitions. Word has length 478 [2024-11-28 02:57:24,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:57:24,777 INFO L471 AbstractCegarLoop]: Abstraction has 22098 states and 30232 transitions. [2024-11-28 02:57:24,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 02:57:24,777 INFO L276 IsEmpty]: Start isEmpty. Operand 22098 states and 30232 transitions. [2024-11-28 02:57:24,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2024-11-28 02:57:24,789 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:57:24,789 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:57:24,790 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 02:57:24,790 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:57:24,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:57:24,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1465557283, now seen corresponding path program 1 times [2024-11-28 02:57:24,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:57:24,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817489462] [2024-11-28 02:57:24,791 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:57:24,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:57:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:57:36,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 02:57:36,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:57:36,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817489462] [2024-11-28 02:57:36,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817489462] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:57:36,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:57:36,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:57:36,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384533428] [2024-11-28 02:57:36,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:57:36,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:57:36,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:57:36,523 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:57:36,523 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:57:36,524 INFO L87 Difference]: Start difference. First operand 22098 states and 30232 transitions. Second operand has 7 states, 7 states have (on average 24.428571428571427) internal successors, (171), 7 states have internal predecessors, (171), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 02:57:40,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:57:55,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:57:55,364 INFO L93 Difference]: Finished difference Result 44199 states and 60583 transitions. [2024-11-28 02:57:55,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:57:55,365 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.428571428571427) internal successors, (171), 7 states have internal predecessors, (171), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) Word has length 479 [2024-11-28 02:57:55,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:57:55,489 INFO L225 Difference]: With dead ends: 44199 [2024-11-28 02:57:55,489 INFO L226 Difference]: Without dead ends: 22122 [2024-11-28 02:57:55,565 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:57:55,566 INFO L435 NwaCegarLoop]: 2786 mSDtfsCounter, 2685 mSDsluCounter, 7328 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 38 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2693 SdHoareTripleChecker+Valid, 10114 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:57:55,566 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2693 Valid, 10114 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1111 Invalid, 1 Unknown, 0 Unchecked, 17.8s Time] [2024-11-28 02:57:55,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22122 states. [2024-11-28 02:57:56,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22122 to 22098. [2024-11-28 02:57:56,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22098 states, 15721 states have (on average 1.2671585776986196) internal successors, (19921), 15902 states have internal predecessors, (19921), 5131 states have call successors, (5131), 1243 states have call predecessors, (5131), 1245 states have return successors, (5165), 5077 states have call predecessors, (5165), 5131 states have call successors, (5165) [2024-11-28 02:57:56,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22098 states to 22098 states and 30217 transitions. [2024-11-28 02:57:56,649 INFO L78 Accepts]: Start accepts. Automaton has 22098 states and 30217 transitions. Word has length 479 [2024-11-28 02:57:56,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:57:56,650 INFO L471 AbstractCegarLoop]: Abstraction has 22098 states and 30217 transitions. [2024-11-28 02:57:56,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.428571428571427) internal successors, (171), 7 states have internal predecessors, (171), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 02:57:56,650 INFO L276 IsEmpty]: Start isEmpty. Operand 22098 states and 30217 transitions. [2024-11-28 02:57:56,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-11-28 02:57:56,660 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:57:56,660 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:57:56,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 02:57:56,660 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:57:56,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:57:56,664 INFO L85 PathProgramCache]: Analyzing trace with hash -796613849, now seen corresponding path program 1 times [2024-11-28 02:57:56,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:57:56,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979968050] [2024-11-28 02:57:56,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:57:56,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 02:58:09,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:09,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979968050] [2024-11-28 02:58:09,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979968050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:09,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:09,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:58:09,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9385164] [2024-11-28 02:58:09,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:09,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:58:09,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:09,354 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:58:09,354 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:58:09,354 INFO L87 Difference]: Start difference. First operand 22098 states and 30217 transitions. Second operand has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 7 states have internal predecessors, (172), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 02:58:13,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:58:28,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:28,800 INFO L93 Difference]: Finished difference Result 44199 states and 60553 transitions. [2024-11-28 02:58:28,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:58:28,801 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 7 states have internal predecessors, (172), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) Word has length 480 [2024-11-28 02:58:28,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:28,940 INFO L225 Difference]: With dead ends: 44199 [2024-11-28 02:58:28,941 INFO L226 Difference]: Without dead ends: 22122 [2024-11-28 02:58:29,012 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:58:29,013 INFO L435 NwaCegarLoop]: 2786 mSDtfsCounter, 2682 mSDsluCounter, 7327 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 38 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2689 SdHoareTripleChecker+Valid, 10113 SdHoareTripleChecker+Invalid, 1156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:29,013 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2689 Valid, 10113 Invalid, 1156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1117 Invalid, 1 Unknown, 0 Unchecked, 18.2s Time] [2024-11-28 02:58:29,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22122 states. [2024-11-28 02:58:30,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22122 to 22098. [2024-11-28 02:58:30,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22098 states, 15721 states have (on average 1.2662044399211245) internal successors, (19906), 15902 states have internal predecessors, (19906), 5131 states have call successors, (5131), 1243 states have call predecessors, (5131), 1245 states have return successors, (5165), 5077 states have call predecessors, (5165), 5131 states have call successors, (5165) [2024-11-28 02:58:30,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22098 states to 22098 states and 30202 transitions. [2024-11-28 02:58:30,194 INFO L78 Accepts]: Start accepts. Automaton has 22098 states and 30202 transitions. Word has length 480 [2024-11-28 02:58:30,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:30,195 INFO L471 AbstractCegarLoop]: Abstraction has 22098 states and 30202 transitions. [2024-11-28 02:58:30,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 7 states have internal predecessors, (172), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 02:58:30,195 INFO L276 IsEmpty]: Start isEmpty. Operand 22098 states and 30202 transitions. [2024-11-28 02:58:30,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2024-11-28 02:58:30,203 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:30,204 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:30,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 02:58:30,204 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:30,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:30,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1419687271, now seen corresponding path program 1 times [2024-11-28 02:58:30,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:30,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709269871] [2024-11-28 02:58:30,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:30,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:42,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 02:58:42,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:42,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709269871] [2024-11-28 02:58:42,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709269871] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:42,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:42,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:58:42,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440667154] [2024-11-28 02:58:42,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:42,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:58:42,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:42,272 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:58:42,272 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:58:42,272 INFO L87 Difference]: Start difference. First operand 22098 states and 30202 transitions. Second operand has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 02:58:46,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:59:03,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:03,213 INFO L93 Difference]: Finished difference Result 46120 states and 62961 transitions. [2024-11-28 02:59:03,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:59:03,213 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) Word has length 481 [2024-11-28 02:59:03,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:03,339 INFO L225 Difference]: With dead ends: 46120 [2024-11-28 02:59:03,339 INFO L226 Difference]: Without dead ends: 24043 [2024-11-28 02:59:03,397 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:59:03,397 INFO L435 NwaCegarLoop]: 2928 mSDtfsCounter, 4487 mSDsluCounter, 7694 mSDsCounter, 0 mSdLazyCounter, 1218 mSolverCounterSat, 974 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4495 SdHoareTripleChecker+Valid, 10622 SdHoareTripleChecker+Invalid, 2193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 974 IncrementalHoareTripleChecker+Valid, 1218 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:03,398 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4495 Valid, 10622 Invalid, 2193 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [974 Valid, 1218 Invalid, 1 Unknown, 0 Unchecked, 19.5s Time] [2024-11-28 02:59:03,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24043 states. [2024-11-28 02:59:04,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24043 to 24003. [2024-11-28 02:59:04,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24003 states, 17055 states have (on average 1.2670184696569922) internal successors, (21609), 17284 states have internal predecessors, (21609), 5467 states have call successors, (5467), 1494 states have call predecessors, (5467), 1480 states have return successors, (5533), 5365 states have call predecessors, (5533), 5467 states have call successors, (5533) [2024-11-28 02:59:04,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24003 states to 24003 states and 32609 transitions. [2024-11-28 02:59:04,654 INFO L78 Accepts]: Start accepts. Automaton has 24003 states and 32609 transitions. Word has length 481 [2024-11-28 02:59:04,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:04,654 INFO L471 AbstractCegarLoop]: Abstraction has 24003 states and 32609 transitions. [2024-11-28 02:59:04,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 02:59:04,654 INFO L276 IsEmpty]: Start isEmpty. Operand 24003 states and 32609 transitions. [2024-11-28 02:59:04,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-11-28 02:59:04,661 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:04,662 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:04,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 02:59:04,662 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:04,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:04,662 INFO L85 PathProgramCache]: Analyzing trace with hash 854389731, now seen corresponding path program 1 times [2024-11-28 02:59:04,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:04,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705436103] [2024-11-28 02:59:04,663 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:04,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:15,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 02:59:15,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:15,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705436103] [2024-11-28 02:59:15,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705436103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:15,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:15,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:59:15,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435733147] [2024-11-28 02:59:15,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:15,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:59:15,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:15,489 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:59:15,489 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:59:15,489 INFO L87 Difference]: Start difference. First operand 24003 states and 32609 transitions. Second operand has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 7 states have internal predecessors, (174), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 02:59:19,545 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 [] [2024-11-28 02:59:34,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:34,881 INFO L93 Difference]: Finished difference Result 48009 states and 65337 transitions. [2024-11-28 02:59:34,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:59:34,882 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 7 states have internal predecessors, (174), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) Word has length 482 [2024-11-28 02:59:34,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:35,024 INFO L225 Difference]: With dead ends: 48009 [2024-11-28 02:59:35,024 INFO L226 Difference]: Without dead ends: 24027 [2024-11-28 02:59:35,121 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:59:35,121 INFO L435 NwaCegarLoop]: 2785 mSDtfsCounter, 2679 mSDsluCounter, 7323 mSDsCounter, 0 mSdLazyCounter, 1120 mSolverCounterSat, 37 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2686 SdHoareTripleChecker+Valid, 10108 SdHoareTripleChecker+Invalid, 1158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 1120 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:35,122 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2686 Valid, 10108 Invalid, 1158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 1120 Invalid, 1 Unknown, 0 Unchecked, 18.0s Time] [2024-11-28 02:59:35,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24027 states. [2024-11-28 02:59:36,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24027 to 24003. [2024-11-28 02:59:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24003 states, 17055 states have (on average 1.2661389621811785) internal successors, (21594), 17284 states have internal predecessors, (21594), 5467 states have call successors, (5467), 1494 states have call predecessors, (5467), 1480 states have return successors, (5533), 5365 states have call predecessors, (5533), 5467 states have call successors, (5533) [2024-11-28 02:59:36,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24003 states to 24003 states and 32594 transitions. [2024-11-28 02:59:36,428 INFO L78 Accepts]: Start accepts. Automaton has 24003 states and 32594 transitions. Word has length 482 [2024-11-28 02:59:36,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:36,428 INFO L471 AbstractCegarLoop]: Abstraction has 24003 states and 32594 transitions. [2024-11-28 02:59:36,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 7 states have internal predecessors, (174), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 02:59:36,429 INFO L276 IsEmpty]: Start isEmpty. Operand 24003 states and 32594 transitions. [2024-11-28 02:59:36,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-11-28 02:59:36,435 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:36,436 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:36,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 02:59:36,436 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:36,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:36,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1549150635, now seen corresponding path program 1 times [2024-11-28 02:59:36,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:36,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634320247] [2024-11-28 02:59:36,437 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:36,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:47,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 02:59:47,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:47,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634320247] [2024-11-28 02:59:47,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634320247] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:47,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:47,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:59:47,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936978844] [2024-11-28 02:59:47,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:47,819 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:59:47,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:47,820 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:59:47,820 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:59:47,822 INFO L87 Difference]: Start difference. First operand 24003 states and 32594 transitions. Second operand has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 02:59:51,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:00:06,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:00:06,878 INFO L93 Difference]: Finished difference Result 48009 states and 65307 transitions. [2024-11-28 03:00:06,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:00:06,879 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) Word has length 483 [2024-11-28 03:00:06,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:00:07,080 INFO L225 Difference]: With dead ends: 48009 [2024-11-28 03:00:07,081 INFO L226 Difference]: Without dead ends: 24027 [2024-11-28 03:00:07,165 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:00:07,166 INFO L435 NwaCegarLoop]: 2783 mSDtfsCounter, 2681 mSDsluCounter, 7318 mSDsCounter, 0 mSdLazyCounter, 1112 mSolverCounterSat, 38 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2688 SdHoareTripleChecker+Valid, 10101 SdHoareTripleChecker+Invalid, 1151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1112 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:00:07,166 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2688 Valid, 10101 Invalid, 1151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1112 Invalid, 1 Unknown, 0 Unchecked, 17.6s Time] [2024-11-28 03:00:07,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24027 states. [2024-11-28 03:00:08,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24027 to 24003. [2024-11-28 03:00:08,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24003 states, 17055 states have (on average 1.265259454705365) internal successors, (21579), 17284 states have internal predecessors, (21579), 5467 states have call successors, (5467), 1494 states have call predecessors, (5467), 1480 states have return successors, (5533), 5365 states have call predecessors, (5533), 5467 states have call successors, (5533) [2024-11-28 03:00:08,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24003 states to 24003 states and 32579 transitions. [2024-11-28 03:00:08,460 INFO L78 Accepts]: Start accepts. Automaton has 24003 states and 32579 transitions. Word has length 483 [2024-11-28 03:00:08,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:00:08,461 INFO L471 AbstractCegarLoop]: Abstraction has 24003 states and 32579 transitions. [2024-11-28 03:00:08,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 03:00:08,461 INFO L276 IsEmpty]: Start isEmpty. Operand 24003 states and 32579 transitions. [2024-11-28 03:00:08,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-11-28 03:00:08,468 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:00:08,468 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:00:08,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 03:00:08,468 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:00:08,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:00:08,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1365025951, now seen corresponding path program 1 times [2024-11-28 03:00:08,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:00:08,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220846341] [2024-11-28 03:00:08,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:00:08,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:00:18,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:00:19,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 03:00:19,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:00:19,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220846341] [2024-11-28 03:00:19,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220846341] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:00:19,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:00:19,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:00:19,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270642335] [2024-11-28 03:00:19,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:00:19,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:00:19,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:00:19,891 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:00:19,891 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:00:19,891 INFO L87 Difference]: Start difference. First operand 24003 states and 32579 transitions. Second operand has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 03:00:23,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:00:40,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:00:40,465 INFO L93 Difference]: Finished difference Result 48009 states and 65277 transitions. [2024-11-28 03:00:40,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:00:40,466 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) Word has length 484 [2024-11-28 03:00:40,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:00:40,627 INFO L225 Difference]: With dead ends: 48009 [2024-11-28 03:00:40,627 INFO L226 Difference]: Without dead ends: 24027 [2024-11-28 03:00:40,711 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:00:40,712 INFO L435 NwaCegarLoop]: 2781 mSDtfsCounter, 4384 mSDsluCounter, 7313 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 990 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4392 SdHoareTripleChecker+Valid, 10094 SdHoareTripleChecker+Invalid, 2102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 990 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2024-11-28 03:00:40,712 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4392 Valid, 10094 Invalid, 2102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [990 Valid, 1111 Invalid, 1 Unknown, 0 Unchecked, 18.9s Time] [2024-11-28 03:00:40,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24027 states. [2024-11-28 03:00:41,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24027 to 24003. [2024-11-28 03:00:41,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24003 states, 17055 states have (on average 1.2643799472295514) internal successors, (21564), 17284 states have internal predecessors, (21564), 5467 states have call successors, (5467), 1494 states have call predecessors, (5467), 1480 states have return successors, (5533), 5365 states have call predecessors, (5533), 5467 states have call successors, (5533) [2024-11-28 03:00:42,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24003 states to 24003 states and 32564 transitions. [2024-11-28 03:00:42,365 INFO L78 Accepts]: Start accepts. Automaton has 24003 states and 32564 transitions. Word has length 484 [2024-11-28 03:00:42,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:00:42,365 INFO L471 AbstractCegarLoop]: Abstraction has 24003 states and 32564 transitions. [2024-11-28 03:00:42,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 03:00:42,366 INFO L276 IsEmpty]: Start isEmpty. Operand 24003 states and 32564 transitions. [2024-11-28 03:00:42,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2024-11-28 03:00:42,373 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:00:42,373 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:00:42,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-28 03:00:42,373 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:00:42,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:00:42,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1624703505, now seen corresponding path program 1 times [2024-11-28 03:00:42,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:00:42,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539039254] [2024-11-28 03:00:42,374 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:00:42,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:00:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:00:54,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 03:00:54,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:00:54,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539039254] [2024-11-28 03:00:54,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539039254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:00:54,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:00:54,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:00:54,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755500586] [2024-11-28 03:00:54,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:00:54,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:00:54,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:00:54,240 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:00:54,240 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:00:54,240 INFO L87 Difference]: Start difference. First operand 24003 states and 32564 transitions. Second operand has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 03:00:58,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:01:14,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:14,714 INFO L93 Difference]: Finished difference Result 48009 states and 65247 transitions. [2024-11-28 03:01:14,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:01:14,715 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) Word has length 485 [2024-11-28 03:01:14,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:14,888 INFO L225 Difference]: With dead ends: 48009 [2024-11-28 03:01:14,888 INFO L226 Difference]: Without dead ends: 24027 [2024-11-28 03:01:14,978 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:01:14,980 INFO L435 NwaCegarLoop]: 2780 mSDtfsCounter, 2679 mSDsluCounter, 7310 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 38 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2687 SdHoareTripleChecker+Valid, 10090 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:14,981 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2687 Valid, 10090 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1111 Invalid, 1 Unknown, 0 Unchecked, 18.8s Time] [2024-11-28 03:01:15,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24027 states. [2024-11-28 03:01:16,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24027 to 24003. [2024-11-28 03:01:16,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24003 states, 17055 states have (on average 1.263500439753738) internal successors, (21549), 17284 states have internal predecessors, (21549), 5467 states have call successors, (5467), 1494 states have call predecessors, (5467), 1480 states have return successors, (5533), 5365 states have call predecessors, (5533), 5467 states have call successors, (5533) [2024-11-28 03:01:16,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24003 states to 24003 states and 32549 transitions. [2024-11-28 03:01:16,741 INFO L78 Accepts]: Start accepts. Automaton has 24003 states and 32549 transitions. Word has length 485 [2024-11-28 03:01:16,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:16,742 INFO L471 AbstractCegarLoop]: Abstraction has 24003 states and 32549 transitions. [2024-11-28 03:01:16,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 03:01:16,742 INFO L276 IsEmpty]: Start isEmpty. Operand 24003 states and 32549 transitions. [2024-11-28 03:01:16,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2024-11-28 03:01:16,750 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:16,750 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:16,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-28 03:01:16,750 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:16,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:16,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1199289691, now seen corresponding path program 1 times [2024-11-28 03:01:16,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:16,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607340295] [2024-11-28 03:01:16,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:16,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:28,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 03:01:28,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:28,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607340295] [2024-11-28 03:01:28,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607340295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:28,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:28,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:01:28,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117672867] [2024-11-28 03:01:28,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:28,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:01:28,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:28,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:01:28,613 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:01:28,614 INFO L87 Difference]: Start difference. First operand 24003 states and 32549 transitions. Second operand has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 03:01:32,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:01:49,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:49,329 INFO L93 Difference]: Finished difference Result 48009 states and 65217 transitions. [2024-11-28 03:01:49,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:01:49,330 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) Word has length 486 [2024-11-28 03:01:49,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:49,508 INFO L225 Difference]: With dead ends: 48009 [2024-11-28 03:01:49,508 INFO L226 Difference]: Without dead ends: 24027 [2024-11-28 03:01:49,599 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:01:49,600 INFO L435 NwaCegarLoop]: 2780 mSDtfsCounter, 2676 mSDsluCounter, 7309 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 38 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2683 SdHoareTripleChecker+Valid, 10089 SdHoareTripleChecker+Invalid, 1156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:49,600 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2683 Valid, 10089 Invalid, 1156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1117 Invalid, 1 Unknown, 0 Unchecked, 18.9s Time] [2024-11-28 03:01:49,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24027 states. [2024-11-28 03:01:51,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24027 to 24003. [2024-11-28 03:01:51,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24003 states, 17055 states have (on average 1.2626209322779243) internal successors, (21534), 17284 states have internal predecessors, (21534), 5467 states have call successors, (5467), 1494 states have call predecessors, (5467), 1480 states have return successors, (5533), 5365 states have call predecessors, (5533), 5467 states have call successors, (5533) [2024-11-28 03:01:51,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24003 states to 24003 states and 32534 transitions. [2024-11-28 03:01:51,353 INFO L78 Accepts]: Start accepts. Automaton has 24003 states and 32534 transitions. Word has length 486 [2024-11-28 03:01:51,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:51,354 INFO L471 AbstractCegarLoop]: Abstraction has 24003 states and 32534 transitions. [2024-11-28 03:01:51,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 03:01:51,354 INFO L276 IsEmpty]: Start isEmpty. Operand 24003 states and 32534 transitions. [2024-11-28 03:01:51,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-11-28 03:01:51,361 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:51,361 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:51,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-28 03:01:51,362 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:51,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:51,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1010879949, now seen corresponding path program 1 times [2024-11-28 03:01:51,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:51,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263381920] [2024-11-28 03:01:51,363 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:51,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:02,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 03:02:02,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:02,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263381920] [2024-11-28 03:02:02,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263381920] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:02,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:02,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:02,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553279810] [2024-11-28 03:02:02,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:02,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:02,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:02,915 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:02,915 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:02,916 INFO L87 Difference]: Start difference. First operand 24003 states and 32534 transitions. Second operand has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 7 states have internal predecessors, (179), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 03:02:06,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:22,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:22,724 INFO L93 Difference]: Finished difference Result 48009 states and 65187 transitions. [2024-11-28 03:02:22,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:22,724 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 7 states have internal predecessors, (179), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) Word has length 487 [2024-11-28 03:02:22,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:22,851 INFO L225 Difference]: With dead ends: 48009 [2024-11-28 03:02:22,851 INFO L226 Difference]: Without dead ends: 24027 [2024-11-28 03:02:22,906 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:02:22,906 INFO L435 NwaCegarLoop]: 2778 mSDtfsCounter, 2675 mSDsluCounter, 7304 mSDsCounter, 0 mSdLazyCounter, 1116 mSolverCounterSat, 38 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2683 SdHoareTripleChecker+Valid, 10082 SdHoareTripleChecker+Invalid, 1155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1116 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:22,906 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2683 Valid, 10082 Invalid, 1155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1116 Invalid, 1 Unknown, 0 Unchecked, 17.9s Time] [2024-11-28 03:02:22,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24027 states. [2024-11-28 03:02:24,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24027 to 24003. [2024-11-28 03:02:24,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24003 states, 17055 states have (on average 1.2617414248021108) internal successors, (21519), 17284 states have internal predecessors, (21519), 5467 states have call successors, (5467), 1494 states have call predecessors, (5467), 1480 states have return successors, (5533), 5365 states have call predecessors, (5533), 5467 states have call successors, (5533) [2024-11-28 03:02:24,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24003 states to 24003 states and 32519 transitions. [2024-11-28 03:02:24,260 INFO L78 Accepts]: Start accepts. Automaton has 24003 states and 32519 transitions. Word has length 487 [2024-11-28 03:02:24,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:24,261 INFO L471 AbstractCegarLoop]: Abstraction has 24003 states and 32519 transitions. [2024-11-28 03:02:24,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 7 states have internal predecessors, (179), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 03:02:24,261 INFO L276 IsEmpty]: Start isEmpty. Operand 24003 states and 32519 transitions. [2024-11-28 03:02:24,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-11-28 03:02:24,268 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:24,268 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:24,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-28 03:02:24,268 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:24,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:24,269 INFO L85 PathProgramCache]: Analyzing trace with hash -420338153, now seen corresponding path program 1 times [2024-11-28 03:02:24,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:24,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880527430] [2024-11-28 03:02:24,269 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:24,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:34,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 03:02:34,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:34,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880527430] [2024-11-28 03:02:34,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880527430] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:34,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:34,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:34,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918685516] [2024-11-28 03:02:34,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:34,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:34,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:34,341 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:34,341 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:34,341 INFO L87 Difference]: Start difference. First operand 24003 states and 32519 transitions. Second operand has 7 states, 7 states have (on average 25.714285714285715) internal successors, (180), 7 states have internal predecessors, (180), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 03:02:38,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:54,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:54,374 INFO L93 Difference]: Finished difference Result 48009 states and 65157 transitions. [2024-11-28 03:02:54,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:54,374 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.714285714285715) internal successors, (180), 7 states have internal predecessors, (180), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) Word has length 488 [2024-11-28 03:02:54,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:54,525 INFO L225 Difference]: With dead ends: 48009 [2024-11-28 03:02:54,525 INFO L226 Difference]: Without dead ends: 24027 [2024-11-28 03:02:54,604 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:02:54,605 INFO L435 NwaCegarLoop]: 2778 mSDtfsCounter, 4376 mSDsluCounter, 7303 mSDsCounter, 0 mSdLazyCounter, 1112 mSolverCounterSat, 989 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4383 SdHoareTripleChecker+Valid, 10081 SdHoareTripleChecker+Invalid, 2102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 989 IncrementalHoareTripleChecker+Valid, 1112 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:54,605 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4383 Valid, 10081 Invalid, 2102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [989 Valid, 1112 Invalid, 1 Unknown, 0 Unchecked, 18.1s Time] [2024-11-28 03:02:54,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24027 states. [2024-11-28 03:02:55,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24027 to 24003. [2024-11-28 03:02:55,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24003 states, 17055 states have (on average 1.2608619173262974) internal successors, (21504), 17284 states have internal predecessors, (21504), 5467 states have call successors, (5467), 1494 states have call predecessors, (5467), 1480 states have return successors, (5533), 5365 states have call predecessors, (5533), 5467 states have call successors, (5533) [2024-11-28 03:02:56,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24003 states to 24003 states and 32504 transitions. [2024-11-28 03:02:56,095 INFO L78 Accepts]: Start accepts. Automaton has 24003 states and 32504 transitions. Word has length 488 [2024-11-28 03:02:56,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:56,095 INFO L471 AbstractCegarLoop]: Abstraction has 24003 states and 32504 transitions. [2024-11-28 03:02:56,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.714285714285715) internal successors, (180), 7 states have internal predecessors, (180), 5 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (50), 6 states have call predecessors, (50), 5 states have call successors, (50) [2024-11-28 03:02:56,096 INFO L276 IsEmpty]: Start isEmpty. Operand 24003 states and 32504 transitions. [2024-11-28 03:02:56,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2024-11-28 03:02:56,102 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:56,102 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 11, 11, 11, 9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:56,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-28 03:02:56,103 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:56,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:56,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1695280600, now seen corresponding path program 1 times [2024-11-28 03:02:56,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:56,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830402288] [2024-11-28 03:02:56,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:56,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:05,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:06,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-11-28 03:03:06,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:06,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830402288] [2024-11-28 03:03:06,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830402288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:06,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:06,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:03:06,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893562569] [2024-11-28 03:03:06,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:06,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:03:06,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:06,464 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:03:06,465 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:06,465 INFO L87 Difference]: Start difference. First operand 24003 states and 32504 transitions. Second operand has 5 states, 5 states have (on average 36.2) internal successors, (181), 4 states have internal predecessors, (181), 1 states have call successors, (57), 1 states have call predecessors, (57), 2 states have return successors, (50), 2 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-28 03:03:07,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:07,527 INFO L93 Difference]: Finished difference Result 24065 states and 32580 transitions. [2024-11-28 03:03:07,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:03:07,527 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 36.2) internal successors, (181), 4 states have internal predecessors, (181), 1 states have call successors, (57), 1 states have call predecessors, (57), 2 states have return successors, (50), 2 states have call predecessors, (50), 1 states have call successors, (50) Word has length 489 [2024-11-28 03:03:07,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:07,676 INFO L225 Difference]: With dead ends: 24065 [2024-11-28 03:03:07,676 INFO L226 Difference]: Without dead ends: 24063 [2024-11-28 03:03:07,692 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:07,693 INFO L435 NwaCegarLoop]: 2784 mSDtfsCounter, 0 mSDsluCounter, 8348 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11132 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:07,693 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11132 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:03:07,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24063 states.