./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.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_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/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_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/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_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/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 1264b42ba0b5dcb83ee2e2b35dfcd5adbd8a3fb1fa3fff4328b672883ffa55c1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:06:25,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:06:25,834 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 05:06:25,840 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:06:25,840 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:06:25,881 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:06:25,882 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:06:25,882 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:06:25,883 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:06:25,883 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:06:25,884 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:06:25,884 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:06:25,885 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:06:25,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:06:25,885 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:06:25,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:06:25,885 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:06:25,887 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:06:25,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:06:25,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:06:25,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:06:25,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:06:25,887 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:06:25,888 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:06:25,888 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:06:25,888 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:06:25,888 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:06:25,888 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:06:25,888 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:06:25,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:06:25,889 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:06:25,889 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:06:25,889 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:06:25,889 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:06:25,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:06:25,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:06:25,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:06:25,889 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:06:25,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:06:25,890 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:06:25,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:06:25,890 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:06:25,891 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:06:25,891 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:06:25,891 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:06:25,891 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_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/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 -> 1264b42ba0b5dcb83ee2e2b35dfcd5adbd8a3fb1fa3fff4328b672883ffa55c1 [2024-11-28 05:06:26,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:06:26,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:06:26,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:06:26,177 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:06:26,178 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:06:26,179 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2024-11-28 05:06:29,179 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/bin/uautomizer-verify-aQ6SnzHsRB/data/39e61ee37/c751eae275c84015b2a35da09ee9f2cd/FLAG3d2ebc8cf [2024-11-28 05:06:29,970 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:06:29,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2024-11-28 05:06:30,040 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/bin/uautomizer-verify-aQ6SnzHsRB/data/39e61ee37/c751eae275c84015b2a35da09ee9f2cd/FLAG3d2ebc8cf [2024-11-28 05:06:30,067 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/bin/uautomizer-verify-aQ6SnzHsRB/data/39e61ee37/c751eae275c84015b2a35da09ee9f2cd [2024-11-28 05:06:30,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:06:30,074 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:06:30,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:06:30,078 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:06:30,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:06:30,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:06:30" (1/1) ... [2024-11-28 05:06:30,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54629197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:30, skipping insertion in model container [2024-11-28 05:06:30,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:06:30" (1/1) ... [2024-11-28 05:06:30,231 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:06:32,157 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_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i[237227,237240] [2024-11-28 05:06:32,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:06:32,353 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:06:32,477 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"); [3942] [2024-11-28 05:06:32,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3949] [2024-11-28 05:06:32,480 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3956] [2024-11-28 05:06:32,480 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3964-3965] [2024-11-28 05:06:32,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [3974] [2024-11-28 05:06:32,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (831), "i" (12UL)); [4041-4042] [2024-11-28 05:06:32,489 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" (43UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4047-4049] [2024-11-28 05:06:32,490 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (836), "i" (12UL)); [4071-4072] [2024-11-28 05:06:32,491 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.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [4077-4079] [2024-11-28 05:06:32,493 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (841), "i" (12UL)); [4100-4101] [2024-11-28 05:06:32,494 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4106-4108] [2024-11-28 05:06:32,510 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/scatterlist.h"), "i" (90), "i" (12UL)); [4417-4418] [2024-11-28 05:06:32,514 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/scatterlist.h"), "i" (92), "i" (12UL)); [4425-4426] [2024-11-28 05:06:32,514 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/scatterlist.h"), "i" (93), "i" (12UL)); [4433-4434] [2024-11-28 05:06:32,516 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/scatterlist.h"), "i" (123), "i" (12UL)); [4460-4461] [2024-11-28 05:06:32,516 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/scatterlist.h"), "i" (124), "i" (12UL)); [4468-4469] [2024-11-28 05:06:32,517 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/scatterlist.h"), "i" (193), "i" (12UL)); [4483-4484] [2024-11-28 05:06:32,567 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (464), "i" (12UL)); [5073-5074] [2024-11-28 05:06:32,616 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (577), "i" (12UL)); [5187-5188] [2024-11-28 05:06:32,623 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (653), "i" (12UL)); [5278-5279] [2024-11-28 05:06:32,628 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (676), "i" (12UL)); [5315-5316] [2024-11-28 05:06:32,638 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (719), "i" (12UL)); [5367-5368] [2024-11-28 05:06:32,660 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (953), "i" (12UL)); [5680-5681] [2024-11-28 05:06:32,664 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (1004), "i" (12UL)); [5753-5754] [2024-11-28 05:06:32,684 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (1262), "i" (12UL)); [6134-6135] [2024-11-28 05:06:32,797 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_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i[237227,237240] [2024-11-28 05:06:32,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:06:32,937 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:06:32,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32 WrapperNode [2024-11-28 05:06:32,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:06:32,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:06:32,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:06:32,940 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:06:32,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:33,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:33,179 INFO L138 Inliner]: procedures = 308, calls = 1840, calls flagged for inlining = 110, calls inlined = 101, statements flattened = 4110 [2024-11-28 05:06:33,179 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:06:33,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:06:33,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:06:33,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:06:33,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:33,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:33,221 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:33,985 INFO L175 MemorySlicer]: Split 675 memory accesses to 15 slices as follows [0, 2, 23, 4, 3, 4, 10, 6, 7, 555, 8, 1, 34, 16, 2]. 82 percent of accesses are in the largest equivalence class. The 18 initializations are split as follows [0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 16, 0]. The 289 writes are split as follows [0, 0, 23, 1, 0, 1, 5, 4, 4, 220, 0, 1, 29, 0, 1]. [2024-11-28 05:06:33,985 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:33,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:34,113 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:34,125 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:34,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:34,199 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:34,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:34,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:06:34,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:06:34,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:06:34,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:06:34,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (1/1) ... [2024-11-28 05:06:34,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:06:34,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:06:34,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:06:34,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c7b082-4fa6-46b7-8e2a-1cb388e18e64/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:06:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-28 05:06:34,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-28 05:06:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_memstick_host [2024-11-28 05:06:34,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_memstick_host [2024-11-28 05:06:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-28 05:06:34,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-28 05:06:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 05:06:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 05:06:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 05:06:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 05:06:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 05:06:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 05:06:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 05:06:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 05:06:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 05:06:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 05:06:34,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 05:06:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 05:06:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 05:06:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 05:06:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 05:06:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 05:06:34,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 05:06:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 05:06:34,352 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 05:06:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure msb_stop [2024-11-28 05:06:34,352 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_stop [2024-11-28 05:06:34,352 INFO L130 BoogieDeclarations]: Found specification of procedure msb_get_zone_from_pba [2024-11-28 05:06:34,353 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_get_zone_from_pba [2024-11-28 05:06:34,353 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-11-28 05:06:34,353 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-11-28 05:06:34,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 05:06:34,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 05:06:34,354 INFO L130 BoogieDeclarations]: Found specification of procedure blk_fetch_request [2024-11-28 05:06:34,354 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_fetch_request [2024-11-28 05:06:34,354 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-11-28 05:06:34,354 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-11-28 05:06:34,355 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-28 05:06:34,355 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-28 05:06:34,355 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-28 05:06:34,355 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-28 05:06:34,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-28 05:06:34,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-28 05:06:34,355 INFO L130 BoogieDeclarations]: Found specification of procedure msb_switch_to_parallel [2024-11-28 05:06:34,355 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_switch_to_parallel [2024-11-28 05:06:34,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 05:06:34,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-28 05:06:34,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-28 05:06:34,357 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 05:06:34,357 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 05:06:34,357 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 05:06:34,357 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-28 05:06:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:06:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure msb_validate_used_block_bitmap [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_validate_used_block_bitmap [2024-11-28 05:06:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-28 05:06:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure msb_verify_block [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_verify_block [2024-11-28 05:06:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-28 05:06:34,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2024-11-28 05:06:34,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2024-11-28 05:06:34,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_msb_disk_lock [2024-11-28 05:06:34,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_msb_disk_lock [2024-11-28 05:06:34,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 05:06:34,359 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_write [2024-11-28 05:06:34,359 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_write [2024-11-28 05:06:34,361 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-28 05:06:34,362 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-28 05:06:34,362 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_drvdata [2024-11-28 05:06:34,362 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_drvdata [2024-11-28 05:06:34,362 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_end_request [2024-11-28 05:06:34,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_end_request [2024-11-28 05:06:34,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 05:06:34,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 05:06:34,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 05:06:34,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 05:06:34,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 05:06:34,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 05:06:34,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 05:06:34,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 05:06:34,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 05:06:34,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 05:06:34,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 05:06:34,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 05:06:34,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 05:06:34,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 05:06:34,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 05:06:34,364 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2024-11-28 05:06:34,364 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2024-11-28 05:06:34,364 INFO L130 BoogieDeclarations]: Found specification of procedure msb_invalidate_reg_window [2024-11-28 05:06:34,364 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_invalidate_reg_window [2024-11-28 05:06:34,364 INFO L130 BoogieDeclarations]: Found specification of procedure msb_io_work [2024-11-28 05:06:34,364 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_io_work [2024-11-28 05:06:34,364 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-28 05:06:34,364 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-28 05:06:34,364 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2024-11-28 05:06:34,365 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2024-11-28 05:06:34,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 05:06:34,366 INFO L130 BoogieDeclarations]: Found specification of procedure msb_erase_block [2024-11-28 05:06:34,367 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_erase_block [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 05:06:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 05:06:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 05:06:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 05:06:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 05:06:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 05:06:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 05:06:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_get_drvdata [2024-11-28 05:06:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_get_drvdata [2024-11-28 05:06:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure msb_data_clear [2024-11-28 05:06:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_data_clear [2024-11-28 05:06:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-28 05:06:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-28 05:06:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-28 05:06:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-28 05:06:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-28 05:06:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-28 05:06:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-28 05:06:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-28 05:06:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure msb_read_bad_block_table [2024-11-28 05:06:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_read_bad_block_table [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure msb_update_block [2024-11-28 05:06:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_update_block [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_flush [2024-11-28 05:06:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_flush [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_next [2024-11-28 05:06:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_next [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2024-11-28 05:06:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_start [2024-11-28 05:06:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_start [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure msb_run_state_machine [2024-11-28 05:06:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_run_state_machine [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure msb_sg_copy [2024-11-28 05:06:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_sg_copy [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2024-11-28 05:06:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-28 05:06:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-28 05:06:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_zero_bit [2024-11-28 05:06:34,370 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_zero_bit [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_memstick_host [2024-11-28 05:06:34,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_memstick_host [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 05:06:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-28 05:06:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure msb_get_zone_from_lba [2024-11-28 05:06:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_get_zone_from_lba [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure msb_reset [2024-11-28 05:06:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_reset [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2024-11-28 05:06:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2024-11-28 05:06:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 05:06:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2024-11-28 05:06:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2024-11-28 05:06:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure msb_bd_getgeo [2024-11-28 05:06:34,372 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_bd_getgeo [2024-11-28 05:06:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 05:06:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 05:06:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 05:06:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 05:06:34,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 05:06:34,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 05:06:34,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 05:06:34,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 05:06:34,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 05:06:34,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 05:06:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 05:06:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 05:06:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 05:06:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 05:06:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 05:06:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure msb_remove [2024-11-28 05:06:34,376 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_remove [2024-11-28 05:06:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 05:06:34,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 05:06:34,376 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2024-11-28 05:06:34,378 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2024-11-28 05:06:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure msb_mark_bad [2024-11-28 05:06:34,380 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_mark_bad [2024-11-28 05:06:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-28 05:06:34,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-28 05:06:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 05:06:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2024-11-28 05:06:34,380 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2024-11-28 05:06:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-28 05:06:34,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-28 05:06:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:06:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure sg_nents [2024-11-28 05:06:34,381 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_nents [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure msb_read_page [2024-11-28 05:06:34,381 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_read_page [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2024-11-28 05:06:34,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_stop [2024-11-28 05:06:34,381 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_stop [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure msb_set_overwrite_flag [2024-11-28 05:06:34,381 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_set_overwrite_flag [2024-11-28 05:06:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_bytes [2024-11-28 05:06:34,382 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_bytes [2024-11-28 05:06:34,382 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2024-11-28 05:06:34,382 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2024-11-28 05:06:34,382 INFO L130 BoogieDeclarations]: Found specification of procedure msb_disk_release [2024-11-28 05:06:34,382 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_disk_release [2024-11-28 05:06:34,384 INFO L130 BoogieDeclarations]: Found specification of procedure msb_mark_block_used [2024-11-28 05:06:34,384 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_mark_block_used [2024-11-28 05:06:34,384 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_discard [2024-11-28 05:06:34,384 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_discard [2024-11-28 05:06:34,384 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 05:06:34,384 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 05:06:34,385 INFO L130 BoogieDeclarations]: Found specification of procedure msb_start [2024-11-28 05:06:34,385 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_start [2024-11-28 05:06:34,385 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-28 05:06:34,385 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-28 05:06:34,385 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2024-11-28 05:06:34,385 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2024-11-28 05:06:34,385 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2024-11-28 05:06:34,385 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2024-11-28 05:06:34,385 INFO L130 BoogieDeclarations]: Found specification of procedure msb_init_card [2024-11-28 05:06:34,385 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_init_card [2024-11-28 05:06:34,385 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2024-11-28 05:06:34,385 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2024-11-28 05:06:34,385 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-28 05:06:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2024-11-28 05:06:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2024-11-28 05:06:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_msb_disk_lock [2024-11-28 05:06:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_msb_disk_lock [2024-11-28 05:06:34,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:06:34,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:06:35,340 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:06:35,345 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:06:35,409 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 05:06:44,856 INFO L? ?]: Removed 1492 outVars from TransFormulas that were not future-live. [2024-11-28 05:06:44,856 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:06:44,921 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:06:44,922 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 05:06:44,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:06:44 BoogieIcfgContainer [2024-11-28 05:06:44,922 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:06:44,924 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:06:44,924 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:06:44,929 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:06:44,929 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:06:30" (1/3) ... [2024-11-28 05:06:44,930 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f38a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:06:44, skipping insertion in model container [2024-11-28 05:06:44,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:06:32" (2/3) ... [2024-11-28 05:06:44,930 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f38a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:06:44, skipping insertion in model container [2024-11-28 05:06:44,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:06:44" (3/3) ... [2024-11-28 05:06:44,931 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2024-11-28 05:06:44,948 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:06:44,954 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i that has 104 procedures, 1780 locations, 1 initial locations, 16 loop locations, and 1 error locations. [2024-11-28 05:06:45,095 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:06:45,112 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;@1d679dbd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:06:45,112 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:06:45,123 INFO L276 IsEmpty]: Start isEmpty. Operand has 1739 states, 1205 states have (on average 1.35850622406639) internal successors, (1637), 1250 states have internal predecessors, (1637), 440 states have call successors, (440), 93 states have call predecessors, (440), 92 states have return successors, (434), 428 states have call predecessors, (434), 434 states have call successors, (434) [2024-11-28 05:06:45,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-28 05:06:45,136 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:06:45,136 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 05:06:45,137 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:06:45,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:06:45,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1199091570, now seen corresponding path program 1 times [2024-11-28 05:06:45,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:06:45,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47237681] [2024-11-28 05:06:45,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:06:45,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:06:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:06:48,036 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 05:06:48,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:06:48,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47237681] [2024-11-28 05:06:48,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47237681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:06:48,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:06:48,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:06:48,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547681266] [2024-11-28 05:06:48,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:06:48,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:06:48,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:06:48,074 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:06:48,075 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:06:48,084 INFO L87 Difference]: Start difference. First operand has 1739 states, 1205 states have (on average 1.35850622406639) internal successors, (1637), 1250 states have internal predecessors, (1637), 440 states have call successors, (440), 93 states have call predecessors, (440), 92 states have return successors, (434), 428 states have call predecessors, (434), 434 states have call successors, (434) Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-28 05:06:48,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:06:48,744 INFO L93 Difference]: Finished difference Result 5148 states and 7570 transitions. [2024-11-28 05:06:48,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:06:48,749 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 84 [2024-11-28 05:06:48,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:06:48,826 INFO L225 Difference]: With dead ends: 5148 [2024-11-28 05:06:48,827 INFO L226 Difference]: Without dead ends: 3367 [2024-11-28 05:06:48,856 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 05:06:48,859 INFO L435 NwaCegarLoop]: 2547 mSDtfsCounter, 2429 mSDsluCounter, 2451 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2429 SdHoareTripleChecker+Valid, 4998 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:06:48,860 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2429 Valid, 4998 Invalid, 17 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 05:06:48,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3367 states. [2024-11-28 05:06:49,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3367 to 3345. [2024-11-28 05:06:49,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3345 states, 2321 states have (on average 1.3433864713485566) internal successors, (3118), 2389 states have internal predecessors, (3118), 844 states have call successors, (844), 180 states have call predecessors, (844), 179 states have return successors, (835), 821 states have call predecessors, (835), 835 states have call successors, (835) [2024-11-28 05:06:49,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3345 states to 3345 states and 4797 transitions. [2024-11-28 05:06:49,435 INFO L78 Accepts]: Start accepts. Automaton has 3345 states and 4797 transitions. Word has length 84 [2024-11-28 05:06:49,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:06:49,436 INFO L471 AbstractCegarLoop]: Abstraction has 3345 states and 4797 transitions. [2024-11-28 05:06:49,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-28 05:06:49,439 INFO L276 IsEmpty]: Start isEmpty. Operand 3345 states and 4797 transitions. [2024-11-28 05:06:49,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-28 05:06:49,446 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:06:49,446 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 05:06:49,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 05:06:49,449 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:06:49,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:06:49,449 INFO L85 PathProgramCache]: Analyzing trace with hash 242640876, now seen corresponding path program 1 times [2024-11-28 05:06:49,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:06:49,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503651698] [2024-11-28 05:06:49,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:06:49,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:06:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:06:51,649 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 05:06:51,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:06:51,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503651698] [2024-11-28 05:06:51,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503651698] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:06:51,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:06:51,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:06:51,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839590029] [2024-11-28 05:06:51,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:06:51,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:06:51,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:06:51,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:06:51,654 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:06:51,654 INFO L87 Difference]: Start difference. First operand 3345 states and 4797 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 05:06:55,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:06:56,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:06:56,271 INFO L93 Difference]: Finished difference Result 9917 states and 14241 transitions. [2024-11-28 05:06:56,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:06:56,271 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2024-11-28 05:06:56,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:06:56,351 INFO L225 Difference]: With dead ends: 9917 [2024-11-28 05:06:56,351 INFO L226 Difference]: Without dead ends: 6596 [2024-11-28 05:06:56,378 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 05:06:56,380 INFO L435 NwaCegarLoop]: 2561 mSDtfsCounter, 2375 mSDsluCounter, 2425 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2375 SdHoareTripleChecker+Valid, 4986 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:06:56,381 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2375 Valid, 4986 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 05:06:56,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6596 states. [2024-11-28 05:06:56,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6596 to 6585. [2024-11-28 05:06:56,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6585 states, 4576 states have (on average 1.3444055944055944) internal successors, (6152), 4701 states have internal predecessors, (6152), 1657 states have call successors, (1657), 352 states have call predecessors, (1657), 351 states have return successors, (1648), 1623 states have call predecessors, (1648), 1648 states have call successors, (1648) [2024-11-28 05:06:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6585 states to 6585 states and 9457 transitions. [2024-11-28 05:06:56,881 INFO L78 Accepts]: Start accepts. Automaton has 6585 states and 9457 transitions. Word has length 89 [2024-11-28 05:06:56,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:06:56,883 INFO L471 AbstractCegarLoop]: Abstraction has 6585 states and 9457 transitions. [2024-11-28 05:06:56,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 05:06:56,884 INFO L276 IsEmpty]: Start isEmpty. Operand 6585 states and 9457 transitions. [2024-11-28 05:06:56,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 05:06:56,890 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:06:56,890 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 05:06:56,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 05:06:56,891 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:06:56,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:06:56,891 INFO L85 PathProgramCache]: Analyzing trace with hash 48940344, now seen corresponding path program 1 times [2024-11-28 05:06:56,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:06:56,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082124002] [2024-11-28 05:06:56,892 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:06:56,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:06:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:06:58,796 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 05:06:58,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:06:58,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082124002] [2024-11-28 05:06:58,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082124002] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:06:58,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:06:58,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:06:58,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655863763] [2024-11-28 05:06:58,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:06:58,798 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:06:58,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:06:58,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:06:58,800 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:06:58,801 INFO L87 Difference]: Start difference. First operand 6585 states and 9457 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 05:06:59,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:06:59,394 INFO L93 Difference]: Finished difference Result 16929 states and 24175 transitions. [2024-11-28 05:06:59,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:06:59,395 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 92 [2024-11-28 05:06:59,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:06:59,496 INFO L225 Difference]: With dead ends: 16929 [2024-11-28 05:06:59,497 INFO L226 Difference]: Without dead ends: 10368 [2024-11-28 05:06:59,545 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 05:06:59,547 INFO L435 NwaCegarLoop]: 2587 mSDtfsCounter, 1432 mSDsluCounter, 2407 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 4994 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:06:59,549 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1432 Valid, 4994 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:06:59,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10368 states. [2024-11-28 05:07:00,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10368 to 10345. [2024-11-28 05:07:00,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10345 states, 7266 states have (on average 1.3459950454170106) internal successors, (9780), 7445 states have internal predecessors, (9780), 2473 states have call successors, (2473), 606 states have call predecessors, (2473), 605 states have return successors, (2464), 2423 states have call predecessors, (2464), 2464 states have call successors, (2464) [2024-11-28 05:07:00,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10345 states to 10345 states and 14717 transitions. [2024-11-28 05:07:00,332 INFO L78 Accepts]: Start accepts. Automaton has 10345 states and 14717 transitions. Word has length 92 [2024-11-28 05:07:00,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:07:00,334 INFO L471 AbstractCegarLoop]: Abstraction has 10345 states and 14717 transitions. [2024-11-28 05:07:00,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 05:07:00,334 INFO L276 IsEmpty]: Start isEmpty. Operand 10345 states and 14717 transitions. [2024-11-28 05:07:00,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-28 05:07:00,336 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:07:00,336 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 05:07:00,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 05:07:00,337 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:07:00,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:00,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1868798141, now seen corresponding path program 1 times [2024-11-28 05:07:00,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:07:00,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182455108] [2024-11-28 05:07:00,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:00,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:02,084 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 05:07:02,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:07:02,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182455108] [2024-11-28 05:07:02,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182455108] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:07:02,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:07:02,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:07:02,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972592744] [2024-11-28 05:07:02,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:07:02,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:07:02,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:07:02,086 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:07:02,086 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:07:02,086 INFO L87 Difference]: Start difference. First operand 10345 states and 14717 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 05:07:02,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:02,561 INFO L93 Difference]: Finished difference Result 10347 states and 14718 transitions. [2024-11-28 05:07:02,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:07:02,562 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 90 [2024-11-28 05:07:02,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:07:02,694 INFO L225 Difference]: With dead ends: 10347 [2024-11-28 05:07:02,694 INFO L226 Difference]: Without dead ends: 10344 [2024-11-28 05:07:02,704 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 05:07:02,706 INFO L435 NwaCegarLoop]: 2451 mSDtfsCounter, 2420 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2420 SdHoareTripleChecker+Valid, 2451 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:07:02,707 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2420 Valid, 2451 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:07:02,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10344 states. [2024-11-28 05:07:03,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10344 to 10344. [2024-11-28 05:07:03,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10344 states, 7266 states have (on average 1.3458574181117533) internal successors, (9779), 7444 states have internal predecessors, (9779), 2472 states have call successors, (2472), 606 states have call predecessors, (2472), 605 states have return successors, (2464), 2423 states have call predecessors, (2464), 2464 states have call successors, (2464) [2024-11-28 05:07:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10344 states to 10344 states and 14715 transitions. [2024-11-28 05:07:03,600 INFO L78 Accepts]: Start accepts. Automaton has 10344 states and 14715 transitions. Word has length 90 [2024-11-28 05:07:03,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:07:03,600 INFO L471 AbstractCegarLoop]: Abstraction has 10344 states and 14715 transitions. [2024-11-28 05:07:03,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 05:07:03,602 INFO L276 IsEmpty]: Start isEmpty. Operand 10344 states and 14715 transitions. [2024-11-28 05:07:03,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-28 05:07:03,603 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:07:03,604 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 05:07:03,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 05:07:03,604 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:07:03,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:03,604 INFO L85 PathProgramCache]: Analyzing trace with hash 2097532227, now seen corresponding path program 1 times [2024-11-28 05:07:03,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:07:03,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055361433] [2024-11-28 05:07:03,605 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:03,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:04,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:05,047 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 05:07:05,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:07:05,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055361433] [2024-11-28 05:07:05,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055361433] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:07:05,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:07:05,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:07:05,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620479614] [2024-11-28 05:07:05,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:07:05,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:07:05,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:07:05,051 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:07:05,051 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:07:05,052 INFO L87 Difference]: Start difference. First operand 10344 states and 14715 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 05:07:05,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:05,384 INFO L93 Difference]: Finished difference Result 10346 states and 14716 transitions. [2024-11-28 05:07:05,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:07:05,385 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 91 [2024-11-28 05:07:05,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:07:05,459 INFO L225 Difference]: With dead ends: 10346 [2024-11-28 05:07:05,459 INFO L226 Difference]: Without dead ends: 10343 [2024-11-28 05:07:05,469 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 05:07:05,470 INFO L435 NwaCegarLoop]: 2449 mSDtfsCounter, 2417 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2417 SdHoareTripleChecker+Valid, 2449 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:07:05,471 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2417 Valid, 2449 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:07:05,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10343 states. [2024-11-28 05:07:06,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10343 to 10343. [2024-11-28 05:07:06,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10343 states, 7266 states have (on average 1.345719790806496) internal successors, (9778), 7443 states have internal predecessors, (9778), 2471 states have call successors, (2471), 606 states have call predecessors, (2471), 605 states have return successors, (2464), 2423 states have call predecessors, (2464), 2464 states have call successors, (2464) [2024-11-28 05:07:06,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10343 states to 10343 states and 14713 transitions. [2024-11-28 05:07:06,165 INFO L78 Accepts]: Start accepts. Automaton has 10343 states and 14713 transitions. Word has length 91 [2024-11-28 05:07:06,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:07:06,166 INFO L471 AbstractCegarLoop]: Abstraction has 10343 states and 14713 transitions. [2024-11-28 05:07:06,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 05:07:06,167 INFO L276 IsEmpty]: Start isEmpty. Operand 10343 states and 14713 transitions. [2024-11-28 05:07:06,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 05:07:06,169 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:07:06,169 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 05:07:06,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 05:07:06,170 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:07:06,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:06,170 INFO L85 PathProgramCache]: Analyzing trace with hash 598359168, now seen corresponding path program 1 times [2024-11-28 05:07:06,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:07:06,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848819375] [2024-11-28 05:07:06,171 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:06,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:07,417 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 05:07:07,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:07:07,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848819375] [2024-11-28 05:07:07,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848819375] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:07:07,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:07:07,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:07:07,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524450345] [2024-11-28 05:07:07,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:07:07,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:07:07,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:07:07,419 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:07:07,420 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:07:07,420 INFO L87 Difference]: Start difference. First operand 10343 states and 14713 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 05:07:07,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:07,957 INFO L93 Difference]: Finished difference Result 13591 states and 19227 transitions. [2024-11-28 05:07:07,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:07:07,958 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 92 [2024-11-28 05:07:07,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:07:08,063 INFO L225 Difference]: With dead ends: 13591 [2024-11-28 05:07:08,063 INFO L226 Difference]: Without dead ends: 13587 [2024-11-28 05:07:08,077 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 05:07:08,078 INFO L435 NwaCegarLoop]: 3182 mSDtfsCounter, 2350 mSDsluCounter, 1187 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2350 SdHoareTripleChecker+Valid, 4369 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:07:08,078 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2350 Valid, 4369 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:07:08,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13587 states. [2024-11-28 05:07:09,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13587 to 13585. [2024-11-28 05:07:09,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13585 states, 9506 states have (on average 1.3386282347990743) internal successors, (12725), 9725 states have internal predecessors, (12725), 3249 states have call successors, (3249), 830 states have call predecessors, (3249), 829 states have return successors, (3244), 3191 states have call predecessors, (3244), 3244 states have call successors, (3244) [2024-11-28 05:07:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13585 states to 13585 states and 19218 transitions. [2024-11-28 05:07:09,168 INFO L78 Accepts]: Start accepts. Automaton has 13585 states and 19218 transitions. Word has length 92 [2024-11-28 05:07:09,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:07:09,169 INFO L471 AbstractCegarLoop]: Abstraction has 13585 states and 19218 transitions. [2024-11-28 05:07:09,169 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 05:07:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 13585 states and 19218 transitions. [2024-11-28 05:07:09,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-28 05:07:09,172 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:07:09,173 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 05:07:09,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 05:07:09,173 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:07:09,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:09,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1368639462, now seen corresponding path program 1 times [2024-11-28 05:07:09,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:07:09,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833333645] [2024-11-28 05:07:09,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:09,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:10,629 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 05:07:10,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:07:10,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833333645] [2024-11-28 05:07:10,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833333645] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:07:10,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:07:10,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:07:10,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438175807] [2024-11-28 05:07:10,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:07:10,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:07:10,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:07:10,630 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:07:10,630 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:07:10,631 INFO L87 Difference]: Start difference. First operand 13585 states and 19218 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 05:07:11,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:11,286 INFO L93 Difference]: Finished difference Result 13657 states and 19292 transitions. [2024-11-28 05:07:11,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:07:11,287 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 93 [2024-11-28 05:07:11,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:07:11,373 INFO L225 Difference]: With dead ends: 13657 [2024-11-28 05:07:11,373 INFO L226 Difference]: Without dead ends: 13653 [2024-11-28 05:07:11,383 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 05:07:11,384 INFO L435 NwaCegarLoop]: 2446 mSDtfsCounter, 2346 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2346 SdHoareTripleChecker+Valid, 2524 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:07:11,384 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2346 Valid, 2524 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:07:11,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13653 states. [2024-11-28 05:07:12,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13653 to 13651. [2024-11-28 05:07:12,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13651 states, 9546 states have (on average 1.3364760108946157) internal successors, (12758), 9763 states have internal predecessors, (12758), 3263 states have call successors, (3263), 842 states have call predecessors, (3263), 841 states have return successors, (3260), 3207 states have call predecessors, (3260), 3260 states have call successors, (3260) [2024-11-28 05:07:12,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13651 states to 13651 states and 19281 transitions. [2024-11-28 05:07:12,250 INFO L78 Accepts]: Start accepts. Automaton has 13651 states and 19281 transitions. Word has length 93 [2024-11-28 05:07:12,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:07:12,251 INFO L471 AbstractCegarLoop]: Abstraction has 13651 states and 19281 transitions. [2024-11-28 05:07:12,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 05:07:12,252 INFO L276 IsEmpty]: Start isEmpty. Operand 13651 states and 19281 transitions. [2024-11-28 05:07:12,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-28 05:07:12,253 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:07:12,253 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 05:07:12,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 05:07:12,253 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:07:12,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:12,254 INFO L85 PathProgramCache]: Analyzing trace with hash -522470333, now seen corresponding path program 1 times [2024-11-28 05:07:12,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:07:12,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933225250] [2024-11-28 05:07:12,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:12,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:13,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:13,545 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 05:07:13,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:07:13,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933225250] [2024-11-28 05:07:13,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933225250] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:07:13,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:07:13,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:07:13,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238249616] [2024-11-28 05:07:13,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:07:13,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:07:13,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:07:13,546 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:07:13,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:07:13,547 INFO L87 Difference]: Start difference. First operand 13651 states and 19281 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 05:07:14,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:14,186 INFO L93 Difference]: Finished difference Result 13653 states and 19282 transitions. [2024-11-28 05:07:14,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:07:14,186 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 94 [2024-11-28 05:07:14,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:07:14,295 INFO L225 Difference]: With dead ends: 13653 [2024-11-28 05:07:14,295 INFO L226 Difference]: Without dead ends: 13636 [2024-11-28 05:07:14,308 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 05:07:14,309 INFO L435 NwaCegarLoop]: 2440 mSDtfsCounter, 2404 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2404 SdHoareTripleChecker+Valid, 2440 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:07:14,309 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2404 Valid, 2440 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:07:14,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13636 states. [2024-11-28 05:07:15,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13636 to 13636. [2024-11-28 05:07:15,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13636 states, 9534 states have (on average 1.3359555275854835) internal successors, (12737), 9750 states have internal predecessors, (12737), 3261 states have call successors, (3261), 841 states have call predecessors, (3261), 840 states have return successors, (3259), 3206 states have call predecessors, (3259), 3259 states have call successors, (3259) [2024-11-28 05:07:15,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13636 states to 13636 states and 19257 transitions. [2024-11-28 05:07:15,340 INFO L78 Accepts]: Start accepts. Automaton has 13636 states and 19257 transitions. Word has length 94 [2024-11-28 05:07:15,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:07:15,341 INFO L471 AbstractCegarLoop]: Abstraction has 13636 states and 19257 transitions. [2024-11-28 05:07:15,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-28 05:07:15,342 INFO L276 IsEmpty]: Start isEmpty. Operand 13636 states and 19257 transitions. [2024-11-28 05:07:15,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-28 05:07:15,355 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:07:15,356 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:07:15,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 05:07:15,356 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:07:15,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:15,356 INFO L85 PathProgramCache]: Analyzing trace with hash -858086479, now seen corresponding path program 1 times [2024-11-28 05:07:15,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:07:15,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655546150] [2024-11-28 05:07:15,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:15,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:16,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:17,677 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-28 05:07:17,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:07:17,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655546150] [2024-11-28 05:07:17,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655546150] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:07:17,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:07:17,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:07:17,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511167113] [2024-11-28 05:07:17,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:07:17,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:07:17,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:07:17,680 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:07:17,680 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:07:17,680 INFO L87 Difference]: Start difference. First operand 13636 states and 19257 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-28 05:07:20,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:20,056 INFO L93 Difference]: Finished difference Result 34005 states and 48028 transitions. [2024-11-28 05:07:20,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:07:20,057 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 147 [2024-11-28 05:07:20,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:07:20,207 INFO L225 Difference]: With dead ends: 34005 [2024-11-28 05:07:20,207 INFO L226 Difference]: Without dead ends: 20403 [2024-11-28 05:07:20,291 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:07:20,292 INFO L435 NwaCegarLoop]: 2451 mSDtfsCounter, 2405 mSDsluCounter, 4791 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2405 SdHoareTripleChecker+Valid, 7242 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:07:20,293 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2405 Valid, 7242 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 05:07:20,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20403 states. [2024-11-28 05:07:21,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20403 to 20397. [2024-11-28 05:07:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20397 states, 14274 states have (on average 1.3363458035589184) internal successors, (19075), 14597 states have internal predecessors, (19075), 4862 states have call successors, (4862), 1261 states have call predecessors, (4862), 1260 states have return successors, (4860), 4780 states have call predecessors, (4860), 4860 states have call successors, (4860) [2024-11-28 05:07:21,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20397 states to 20397 states and 28797 transitions. [2024-11-28 05:07:21,965 INFO L78 Accepts]: Start accepts. Automaton has 20397 states and 28797 transitions. Word has length 147 [2024-11-28 05:07:21,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:07:21,965 INFO L471 AbstractCegarLoop]: Abstraction has 20397 states and 28797 transitions. [2024-11-28 05:07:21,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-28 05:07:21,966 INFO L276 IsEmpty]: Start isEmpty. Operand 20397 states and 28797 transitions. [2024-11-28 05:07:21,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 05:07:21,974 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:07:21,974 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:07:21,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 05:07:21,975 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:07:21,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:21,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1431099792, now seen corresponding path program 1 times [2024-11-28 05:07:21,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:07:21,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306736981] [2024-11-28 05:07:21,979 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:21,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:23,696 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-28 05:07:23,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:07:23,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306736981] [2024-11-28 05:07:23,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306736981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:07:23,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:07:23,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:07:23,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084175545] [2024-11-28 05:07:23,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:07:23,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:07:23,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:07:23,699 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:07:23,699 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:07:23,699 INFO L87 Difference]: Start difference. First operand 20397 states and 28797 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-28 05:07:27,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:07:28,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:28,662 INFO L93 Difference]: Finished difference Result 20399 states and 28798 transitions. [2024-11-28 05:07:28,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:07:28,663 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 148 [2024-11-28 05:07:28,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:07:28,794 INFO L225 Difference]: With dead ends: 20399 [2024-11-28 05:07:28,795 INFO L226 Difference]: Without dead ends: 20396 [2024-11-28 05:07:28,811 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 05:07:28,814 INFO L435 NwaCegarLoop]: 2438 mSDtfsCounter, 68 mSDsluCounter, 2364 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 4802 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:07:28,814 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 4802 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-28 05:07:28,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20396 states. [2024-11-28 05:07:30,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20396 to 20396. [2024-11-28 05:07:30,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20396 states, 14274 states have (on average 1.335645229087852) internal successors, (19065), 14596 states have internal predecessors, (19065), 4861 states have call successors, (4861), 1261 states have call predecessors, (4861), 1260 states have return successors, (4860), 4780 states have call predecessors, (4860), 4860 states have call successors, (4860) [2024-11-28 05:07:30,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20396 states to 20396 states and 28786 transitions. [2024-11-28 05:07:30,515 INFO L78 Accepts]: Start accepts. Automaton has 20396 states and 28786 transitions. Word has length 148 [2024-11-28 05:07:30,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:07:30,515 INFO L471 AbstractCegarLoop]: Abstraction has 20396 states and 28786 transitions. [2024-11-28 05:07:30,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-28 05:07:30,516 INFO L276 IsEmpty]: Start isEmpty. Operand 20396 states and 28786 transitions. [2024-11-28 05:07:30,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-28 05:07:30,584 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:07:30,585 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 05:07:30,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 05:07:30,585 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:07:30,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:30,586 INFO L85 PathProgramCache]: Analyzing trace with hash -391594157, now seen corresponding path program 1 times [2024-11-28 05:07:30,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:07:30,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188648511] [2024-11-28 05:07:30,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:30,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:32,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:33,012 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-11-28 05:07:33,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:07:33,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188648511] [2024-11-28 05:07:33,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188648511] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:07:33,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:07:33,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:07:33,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444385832] [2024-11-28 05:07:33,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:07:33,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:07:33,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:07:33,015 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:07:33,015 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:07:33,015 INFO L87 Difference]: Start difference. First operand 20396 states and 28786 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-28 05:07:37,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:07:38,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:38,717 INFO L93 Difference]: Finished difference Result 46534 states and 65556 transitions. [2024-11-28 05:07:38,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:07:38,718 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 213 [2024-11-28 05:07:38,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:07:38,894 INFO L225 Difference]: With dead ends: 46534 [2024-11-28 05:07:38,894 INFO L226 Difference]: Without dead ends: 26172 [2024-11-28 05:07:38,978 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 05:07:38,979 INFO L435 NwaCegarLoop]: 4310 mSDtfsCounter, 2151 mSDsluCounter, 2274 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2151 SdHoareTripleChecker+Valid, 6584 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:07:38,979 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2151 Valid, 6584 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 05:07:39,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26172 states. [2024-11-28 05:07:40,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26172 to 26172. [2024-11-28 05:07:40,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26172 states, 18436 states have (on average 1.3366239965285311) internal successors, (24642), 18838 states have internal predecessors, (24642), 6066 states have call successors, (6066), 1670 states have call predecessors, (6066), 1669 states have return successors, (6065), 5961 states have call predecessors, (6065), 6065 states have call successors, (6065) [2024-11-28 05:07:40,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26172 states to 26172 states and 36773 transitions. [2024-11-28 05:07:40,780 INFO L78 Accepts]: Start accepts. Automaton has 26172 states and 36773 transitions. Word has length 213 [2024-11-28 05:07:40,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:07:40,780 INFO L471 AbstractCegarLoop]: Abstraction has 26172 states and 36773 transitions. [2024-11-28 05:07:40,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-28 05:07:40,781 INFO L276 IsEmpty]: Start isEmpty. Operand 26172 states and 36773 transitions. [2024-11-28 05:07:40,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-28 05:07:40,863 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:07:40,863 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 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, 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] [2024-11-28 05:07:40,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 05:07:40,863 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:07:40,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:40,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1186864887, now seen corresponding path program 1 times [2024-11-28 05:07:40,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:07:40,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697606934] [2024-11-28 05:07:40,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:40,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:42,755 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-11-28 05:07:42,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:07:42,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697606934] [2024-11-28 05:07:42,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697606934] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:07:42,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:07:42,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:07:42,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663615298] [2024-11-28 05:07:42,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:07:42,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:07:42,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:07:42,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:07:42,758 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:07:42,759 INFO L87 Difference]: Start difference. First operand 26172 states and 36773 transitions. Second operand has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 05:07:46,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:07:49,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:49,516 INFO L93 Difference]: Finished difference Result 61161 states and 86103 transitions. [2024-11-28 05:07:49,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:07:49,516 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 242 [2024-11-28 05:07:49,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:07:49,783 INFO L225 Difference]: With dead ends: 61161 [2024-11-28 05:07:49,783 INFO L226 Difference]: Without dead ends: 35023 [2024-11-28 05:07:49,922 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:07:49,923 INFO L435 NwaCegarLoop]: 4590 mSDtfsCounter, 2168 mSDsluCounter, 7003 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2168 SdHoareTripleChecker+Valid, 11593 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:07:49,923 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2168 Valid, 11593 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 05:07:49,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35023 states. [2024-11-28 05:07:51,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35023 to 26184. [2024-11-28 05:07:51,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26184 states, 18448 states have (on average 1.336405030355594) internal successors, (24654), 18850 states have internal predecessors, (24654), 6066 states have call successors, (6066), 1670 states have call predecessors, (6066), 1669 states have return successors, (6065), 5961 states have call predecessors, (6065), 6065 states have call successors, (6065) [2024-11-28 05:07:51,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26184 states to 26184 states and 36785 transitions. [2024-11-28 05:07:51,958 INFO L78 Accepts]: Start accepts. Automaton has 26184 states and 36785 transitions. Word has length 242 [2024-11-28 05:07:51,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:07:51,958 INFO L471 AbstractCegarLoop]: Abstraction has 26184 states and 36785 transitions. [2024-11-28 05:07:51,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 05:07:51,959 INFO L276 IsEmpty]: Start isEmpty. Operand 26184 states and 36785 transitions. [2024-11-28 05:07:52,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2024-11-28 05:07:52,036 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:07:52,036 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 05:07:52,036 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 05:07:52,037 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:07:52,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:52,037 INFO L85 PathProgramCache]: Analyzing trace with hash 574086768, now seen corresponding path program 1 times [2024-11-28 05:07:52,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:07:52,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176101761] [2024-11-28 05:07:52,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:52,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:53,519 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-28 05:07:53,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:07:53,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176101761] [2024-11-28 05:07:53,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176101761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:07:53,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:07:53,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:07:53,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770514206] [2024-11-28 05:07:53,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:07:53,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:07:53,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:07:53,522 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:07:53,522 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:07:53,523 INFO L87 Difference]: Start difference. First operand 26184 states and 36785 transitions. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-28 05:07:57,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:07:59,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:59,325 INFO L93 Difference]: Finished difference Result 58828 states and 82572 transitions. [2024-11-28 05:07:59,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:07:59,326 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 323 [2024-11-28 05:07:59,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:07:59,537 INFO L225 Difference]: With dead ends: 58828 [2024-11-28 05:07:59,537 INFO L226 Difference]: Without dead ends: 32678 [2024-11-28 05:07:59,644 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 05:07:59,645 INFO L435 NwaCegarLoop]: 3825 mSDtfsCounter, 1538 mSDsluCounter, 2398 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1538 SdHoareTripleChecker+Valid, 6223 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:07:59,646 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1538 Valid, 6223 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 05:07:59,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32678 states. [2024-11-28 05:08:01,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32678 to 32678. [2024-11-28 05:08:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32678 states, 23020 states have (on average 1.3348827106863597) internal successors, (30729), 23542 states have internal predecessors, (30729), 7531 states have call successors, (7531), 2127 states have call predecessors, (7531), 2126 states have return successors, (7530), 7402 states have call predecessors, (7530), 7530 states have call successors, (7530) [2024-11-28 05:08:01,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32678 states to 32678 states and 45790 transitions. [2024-11-28 05:08:01,554 INFO L78 Accepts]: Start accepts. Automaton has 32678 states and 45790 transitions. Word has length 323 [2024-11-28 05:08:01,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:08:01,555 INFO L471 AbstractCegarLoop]: Abstraction has 32678 states and 45790 transitions. [2024-11-28 05:08:01,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-28 05:08:01,555 INFO L276 IsEmpty]: Start isEmpty. Operand 32678 states and 45790 transitions. [2024-11-28 05:08:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2024-11-28 05:08:01,657 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:08:01,657 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 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] [2024-11-28 05:08:01,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 05:08:01,657 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:08:01,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:01,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1285035874, now seen corresponding path program 1 times [2024-11-28 05:08:01,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:08:01,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305032559] [2024-11-28 05:08:01,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:08:01,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:08:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:03,476 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2024-11-28 05:08:03,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:08:03,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305032559] [2024-11-28 05:08:03,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305032559] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:08:03,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:08:03,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:08:03,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243622135] [2024-11-28 05:08:03,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:08:03,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:08:03,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:08:03,480 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:08:03,480 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:08:03,481 INFO L87 Difference]: Start difference. First operand 32678 states and 45790 transitions. Second operand has 5 states, 5 states have (on average 36.4) internal successors, (182), 5 states have internal predecessors, (182), 5 states have call successors, (49), 3 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2024-11-28 05:08:07,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []