./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme --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 f37e3824e515882c7bcf8c367d3f56b0297fad2493f001664c6f9188e65f0eab --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:43:25,936 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:43:26,067 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 10:43:26,077 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:43:26,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:43:26,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:43:26,122 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:43:26,123 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:43:26,124 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:43:26,129 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:43:26,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:43:26,131 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:43:26,132 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:43:26,133 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:43:26,134 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:43:26,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:43:26,135 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:43:26,135 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:43:26,136 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:43:26,136 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:43:26,137 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:43:26,137 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:43:26,138 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:43:26,138 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:43:26,139 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:43:26,140 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:43:26,140 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:43:26,141 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:43:26,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:43:26,142 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:43:26,143 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:43:26,143 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:43:26,144 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:43:26,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:43:26,144 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:43:26,145 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:43:26,145 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:43:26,145 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:43:26,145 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:43:26,146 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f37e3824e515882c7bcf8c367d3f56b0297fad2493f001664c6f9188e65f0eab [2023-11-26 10:43:26,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:43:26,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:43:26,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:43:26,506 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:43:26,506 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:43:26,508 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i [2023-11-26 10:43:29,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:43:30,364 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:43:30,365 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i [2023-11-26 10:43:30,422 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/data/4f63f2e8e/c1e67529aeb74ac9a16f9a44a76302d7/FLAG97a39e45f [2023-11-26 10:43:30,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/data/4f63f2e8e/c1e67529aeb74ac9a16f9a44a76302d7 [2023-11-26 10:43:30,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:43:30,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:43:30,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:43:30,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:43:30,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:43:30,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:43:30" (1/1) ... [2023-11-26 10:43:30,461 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618f6d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:30, skipping insertion in model container [2023-11-26 10:43:30,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:43:30" (1/1) ... [2023-11-26 10:43:30,599 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:43:32,540 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i[213319,213332] [2023-11-26 10:43:32,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:43:32,716 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:43:32,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4070] [2023-11-26 10:43:32,885 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4077-4078] [2023-11-26 10:43:32,887 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/zakharov_benchmarks/bench/cpa/inst/current/envs/linux-3.8-rc1/linux-3.8-rc1/arch/x86/include/asm/paravirt.h"), "i" (825), "i" (12UL)); [4109-4110] [2023-11-26 10:43:32,888 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.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4115-4117] [2023-11-26 10:43:32,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4204] [2023-11-26 10:43:32,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4211] [2023-11-26 10:43:32,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4233] [2023-11-26 10:43:32,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4240] [2023-11-26 10:43:32,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [4247] [2023-11-26 10:43:32,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4254] [2023-11-26 10:43:32,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4261] [2023-11-26 10:43:32,925 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" (98), "i" (12UL)); [4371-4372] [2023-11-26 10:43:32,926 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" (99), "i" (12UL)); [4379-4380] [2023-11-26 10:43:32,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [4443-4444] [2023-11-26 10:43:32,935 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [4471-4472] [2023-11-26 10:43:32,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (79), "i" (12UL)); [4504-4505] [2023-11-26 10:43:32,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (91), "i" (12UL)); [4527-4528] [2023-11-26 10:43:33,097 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/block/cpqarray.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/block/cpqarray.c.prepared"), "i" (970), "i" (12UL)); [5920-5921] [2023-11-26 10:43:33,147 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [6248] [2023-11-26 10:43:33,147 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [6251] [2023-11-26 10:43:33,148 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [6254] [2023-11-26 10:43:33,148 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [6257] [2023-11-26 10:43:33,148 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [6260] [2023-11-26 10:43:33,150 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((unsigned long *)arg): "ebx"); [6285-6286] [2023-11-26 10:43:33,150 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((unsigned long *)arg): "ebx"); [6289-6290] [2023-11-26 10:43:33,150 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((unsigned long *)arg): "ebx"); [6293-6294] [2023-11-26 10:43:33,151 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((unsigned long *)arg): "ebx"); [6297-6298] [2023-11-26 10:43:33,151 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((unsigned long *)arg): "ebx"); [6301-6302] [2023-11-26 10:43:33,251 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i[213319,213332] [2023-11-26 10:43:33,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:43:33,335 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:43:33,343 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:43:33,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33 WrapperNode [2023-11-26 10:43:33,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:43:33,345 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:43:33,345 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:43:33,346 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:43:33,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:33,426 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:33,595 INFO L138 Inliner]: procedures = 269, calls = 1626, calls flagged for inlining = 116, calls inlined = 91, statements flattened = 3921 [2023-11-26 10:43:33,596 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:43:33,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:43:33,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:43:33,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:43:33,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:33,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:33,634 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:34,797 INFO L175 MemorySlicer]: Split 842 memory accesses to 21 slices as follows [2, 1, 6, 6, 1, 1, 27, 6, 104, 6, 12, 2, 51, 531, 22, 12, 7, 1, 1, 3, 40]. 63 percent of accesses are in the largest equivalence class. The 301 initializations are split as follows [2, 0, 0, 6, 0, 0, 27, 0, 8, 6, 8, 0, 45, 130, 22, 0, 7, 0, 0, 0, 40]. The 149 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 6, 2, 0, 0, 1, 0, 136, 0, 3, 0, 0, 1, 0, 0]. [2023-11-26 10:43:34,798 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:34,798 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:34,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:34,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:34,999 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:35,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:35,071 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:43:35,073 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:43:35,073 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:43:35,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:43:35,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (1/1) ... [2023-11-26 10:43:35,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:43:35,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:43:35,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:43:35,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ad0e01-f2ce-44f0-89fb-fe90e8711057/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:43:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure free_hba [2023-11-26 10:43:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure free_hba [2023-11-26 10:43:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure smart1_submit_command [2023-11-26 10:43:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure smart1_submit_command [2023-11-26 10:43:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-26 10:43:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-26 10:43:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-26 10:43:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-26 10:43:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure cpqarray_remove_one [2023-11-26 10:43:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cpqarray_remove_one [2023-11-26 10:43:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_cpqarray_hba [2023-11-26 10:43:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_cpqarray_hba [2023-11-26 10:43:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure smart4_intr_mask [2023-11-26 10:43:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure smart4_intr_mask [2023-11-26 10:43:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 10:43:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 10:43:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2023-11-26 10:43:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2023-11-26 10:43:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure smart2_completed [2023-11-26 10:43:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2_completed [2023-11-26 10:43:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-11-26 10:43:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-11-26 10:43:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure smart4_intr_pending [2023-11-26 10:43:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure smart4_intr_pending [2023-11-26 10:43:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure smart2e_intr_mask [2023-11-26 10:43:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2e_intr_mask [2023-11-26 10:43:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-26 10:43:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-26 10:43:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-26 10:43:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-26 10:43:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2023-11-26 10:43:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2023-11-26 10:43:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-26 10:43:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-26 10:43:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 10:43:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 10:43:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-26 10:43:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-26 10:43:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2023-11-26 10:43:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2023-11-26 10:43:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-26 10:43:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-26 10:43:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure start_io [2023-11-26 10:43:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure start_io [2023-11-26 10:43:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cpqarray_mutex [2023-11-26 10:43:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cpqarray_mutex [2023-11-26 10:43:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-26 10:43:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-26 10:43:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-26 10:43:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-26 10:43:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-26 10:43:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-26 10:43:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-26 10:43:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-26 10:43:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-26 10:43:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-26 10:43:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-26 10:43:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-26 10:43:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-26 10:43:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-26 10:43:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-26 10:43:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-26 10:43:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2023-11-26 10:43:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2023-11-26 10:43:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2023-11-26 10:43:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2023-11-26 10:43:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2023-11-26 10:43:35,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-26 10:43:35,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-26 10:43:35,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-26 10:43:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-26 10:43:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-26 10:43:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-26 10:43:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-26 10:43:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-26 10:43:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-26 10:43:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-26 10:43:35,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-26 10:43:35,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-26 10:43:35,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-26 10:43:35,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-26 10:43:35,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-26 10:43:35,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-26 10:43:35,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2023-11-26 10:43:35,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2023-11-26 10:43:35,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2023-11-26 10:43:35,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2023-11-26 10:43:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2023-11-26 10:43:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure smart1_completed [2023-11-26 10:43:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure smart1_completed [2023-11-26 10:43:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cpqarray_mutex [2023-11-26 10:43:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cpqarray_mutex [2023-11-26 10:43:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-26 10:43:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-26 10:43:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-26 10:43:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-26 10:43:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-26 10:43:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-26 10:43:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure cmd_free [2023-11-26 10:43:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure cmd_free [2023-11-26 10:43:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-26 10:43:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-26 10:43:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-26 10:43:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-26 10:43:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure smart4_completed [2023-11-26 10:43:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure smart4_completed [2023-11-26 10:43:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-26 10:43:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-26 10:43:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:43:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-26 10:43:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure smart2e_fifo_full [2023-11-26 10:43:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2e_fifo_full [2023-11-26 10:43:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure release_io_mem [2023-11-26 10:43:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure release_io_mem [2023-11-26 10:43:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 10:43:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 10:43:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 10:43:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 10:43:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 10:43:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 10:43:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 10:43:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 10:43:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 10:43:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 10:43:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 10:43:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 10:43:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 10:43:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 10:43:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 10:43:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 10:43:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-26 10:43:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-26 10:43:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-26 10:43:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-26 10:43:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-26 10:43:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-26 10:43:35,202 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-26 10:43:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2023-11-26 10:43:35,202 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2023-11-26 10:43:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-26 10:43:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-26 10:43:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure smart2_intr_pending [2023-11-26 10:43:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2_intr_pending [2023-11-26 10:43:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2023-11-26 10:43:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_logical_block_size [2023-11-26 10:43:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure sendcmd [2023-11-26 10:43:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure sendcmd [2023-11-26 10:43:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-26 10:43:35,204 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-26 10:43:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure get_drv [2023-11-26 10:43:35,204 INFO L138 BoogieDeclarations]: Found implementation of procedure get_drv [2023-11-26 10:43:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-26 10:43:35,204 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-26 10:43:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:43:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 10:43:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 10:43:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 10:43:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 10:43:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 10:43:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 10:43:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 10:43:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 10:43:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 10:43:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 10:43:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 10:43:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 10:43:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 10:43:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 10:43:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 10:43:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 10:43:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-26 10:43:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-26 10:43:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-26 10:43:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-26 10:43:35,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-26 10:43:35,208 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-26 10:43:35,208 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-26 10:43:35,208 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 10:43:35,208 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 10:43:35,208 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-26 10:43:35,208 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-26 10:43:35,208 INFO L130 BoogieDeclarations]: Found specification of procedure ida_revalidate [2023-11-26 10:43:35,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_revalidate [2023-11-26 10:43:35,209 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-26 10:43:35,209 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-26 10:43:35,209 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-26 10:43:35,209 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-26 10:43:35,209 INFO L130 BoogieDeclarations]: Found specification of procedure smart2_submit_command [2023-11-26 10:43:35,209 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2_submit_command [2023-11-26 10:43:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-26 10:43:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-26 10:43:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-26 10:43:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-26 10:43:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-26 10:43:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-26 10:43:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure cpqarray_register_ctlr [2023-11-26 10:43:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure cpqarray_register_ctlr [2023-11-26 10:43:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-26 10:43:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-26 10:43:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-26 10:43:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-26 10:43:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure ida_ioctl [2023-11-26 10:43:35,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_ioctl [2023-11-26 10:43:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 10:43:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 10:43:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 10:43:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 10:43:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 10:43:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 10:43:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 10:43:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 10:43:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 10:43:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 10:43:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 10:43:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 10:43:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 10:43:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 10:43:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 10:43:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 10:43:35,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-26 10:43:35,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-26 10:43:35,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-26 10:43:35,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-26 10:43:35,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-26 10:43:35,214 INFO L130 BoogieDeclarations]: Found specification of procedure cmd_alloc [2023-11-26 10:43:35,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cmd_alloc [2023-11-26 10:43:35,214 INFO L130 BoogieDeclarations]: Found specification of procedure smart2_fifo_full [2023-11-26 10:43:35,214 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2_fifo_full [2023-11-26 10:43:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure smart2e_intr_pending [2023-11-26 10:43:35,215 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2e_intr_pending [2023-11-26 10:43:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-26 10:43:35,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-26 10:43:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure smart1_fifo_full [2023-11-26 10:43:35,215 INFO L138 BoogieDeclarations]: Found implementation of procedure smart1_fifo_full [2023-11-26 10:43:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure smart2e_submit_command [2023-11-26 10:43:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2e_submit_command [2023-11-26 10:43:35,216 INFO L130 BoogieDeclarations]: Found specification of procedure smart1_intr_pending [2023-11-26 10:43:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure smart1_intr_pending [2023-11-26 10:43:35,216 INFO L130 BoogieDeclarations]: Found specification of procedure get_host [2023-11-26 10:43:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure get_host [2023-11-26 10:43:35,216 INFO L130 BoogieDeclarations]: Found specification of procedure smart4_submit_command [2023-11-26 10:43:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure smart4_submit_command [2023-11-26 10:43:35,216 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 10:43:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 10:43:35,217 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2023-11-26 10:43:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2023-11-26 10:43:35,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-26 10:43:35,217 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-26 10:43:35,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 10:43:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 10:43:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 10:43:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 10:43:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 10:43:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 10:43:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 10:43:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 10:43:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 10:43:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 10:43:35,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 10:43:35,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 10:43:35,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 10:43:35,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 10:43:35,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 10:43:35,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 10:43:35,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-26 10:43:35,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-26 10:43:35,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-26 10:43:35,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-26 10:43:35,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-26 10:43:35,227 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-26 10:43:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-26 10:43:35,227 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-11-26 10:43:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-11-26 10:43:35,227 INFO L130 BoogieDeclarations]: Found specification of procedure removeQ [2023-11-26 10:43:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure removeQ [2023-11-26 10:43:35,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 10:43:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 10:43:35,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 10:43:35,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:43:35,228 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-26 10:43:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-26 10:43:35,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 10:43:35,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 10:43:35,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 10:43:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 10:43:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 10:43:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 10:43:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 10:43:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 10:43:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 10:43:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 10:43:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 10:43:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 10:43:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 10:43:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 10:43:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 10:43:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 10:43:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-26 10:43:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-26 10:43:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-26 10:43:35,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-26 10:43:35,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-26 10:43:35,231 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-26 10:43:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-26 10:43:35,231 INFO L130 BoogieDeclarations]: Found specification of procedure smart1_intr_mask [2023-11-26 10:43:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure smart1_intr_mask [2023-11-26 10:43:35,231 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-26 10:43:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-26 10:43:35,232 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-26 10:43:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-26 10:43:35,232 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-26 10:43:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-26 10:43:35,232 INFO L130 BoogieDeclarations]: Found specification of procedure smart2_intr_mask [2023-11-26 10:43:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2_intr_mask [2023-11-26 10:43:35,232 INFO L130 BoogieDeclarations]: Found specification of procedure getgeometry [2023-11-26 10:43:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure getgeometry [2023-11-26 10:43:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure ida_getgeo [2023-11-26 10:43:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_getgeo [2023-11-26 10:43:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2023-11-26 10:43:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2023-11-26 10:43:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure smart4_fifo_full [2023-11-26 10:43:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure smart4_fifo_full [2023-11-26 10:43:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2023-11-26 10:43:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2023-11-26 10:43:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-26 10:43:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-26 10:43:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-26 10:43:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-26 10:43:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-26 10:43:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-26 10:43:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-26 10:43:35,235 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-26 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 10:43:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 10:43:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-26 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-26 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-26 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-26 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-26 10:43:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-26 10:43:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-26 10:43:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-26 10:43:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-26 10:43:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure smart2e_completed [2023-11-26 10:43:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2e_completed [2023-11-26 10:43:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:43:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:43:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure addQ [2023-11-26 10:43:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure addQ [2023-11-26 10:43:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-26 10:43:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-26 10:43:36,105 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:43:36,110 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:43:40,359 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:43:40,750 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:43:40,751 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 10:43:40,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:43:40 BoogieIcfgContainer [2023-11-26 10:43:40,752 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:43:40,755 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:43:40,755 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:43:40,758 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:43:40,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:43:30" (1/3) ... [2023-11-26 10:43:40,761 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@463da81a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:43:40, skipping insertion in model container [2023-11-26 10:43:40,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:33" (2/3) ... [2023-11-26 10:43:40,761 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@463da81a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:43:40, skipping insertion in model container [2023-11-26 10:43:40,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:43:40" (3/3) ... [2023-11-26 10:43:40,762 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i [2023-11-26 10:43:40,783 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:43:40,784 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:43:40,888 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:43:40,896 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@5c220fe2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:43:40,897 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:43:40,908 INFO L276 IsEmpty]: Start isEmpty. Operand has 1275 states, 855 states have (on average 1.424561403508772) internal successors, (1218), 882 states have internal predecessors, (1218), 322 states have call successors, (322), 96 states have call predecessors, (322), 96 states have return successors, (322), 316 states have call predecessors, (322), 322 states have call successors, (322) [2023-11-26 10:43:40,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-26 10:43:40,919 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:43:40,920 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:43:40,920 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:43:40,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:43:40,925 INFO L85 PathProgramCache]: Analyzing trace with hash 404273172, now seen corresponding path program 1 times [2023-11-26 10:43:40,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:43:40,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234825503] [2023-11-26 10:43:40,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:43:40,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:43:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:41,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:43:41,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:43:41,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234825503] [2023-11-26 10:43:41,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234825503] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:43:41,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:43:41,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:43:41,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040930672] [2023-11-26 10:43:41,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:43:41,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:43:41,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:43:41,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:43:41,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:43:41,668 INFO L87 Difference]: Start difference. First operand has 1275 states, 855 states have (on average 1.424561403508772) internal successors, (1218), 882 states have internal predecessors, (1218), 322 states have call successors, (322), 96 states have call predecessors, (322), 96 states have return successors, (322), 316 states have call predecessors, (322), 322 states have call successors, (322) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:43:42,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:43:42,621 INFO L93 Difference]: Finished difference Result 3477 states and 5159 transitions. [2023-11-26 10:43:42,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:43:42,624 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2023-11-26 10:43:42,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:43:42,670 INFO L225 Difference]: With dead ends: 3477 [2023-11-26 10:43:42,670 INFO L226 Difference]: Without dead ends: 2193 [2023-11-26 10:43:42,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:43:42,693 INFO L413 NwaCegarLoop]: 1812 mSDtfsCounter, 1333 mSDsluCounter, 1659 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 3471 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-26 10:43:42,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1333 Valid, 3471 Invalid, 369 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-26 10:43:42,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2193 states. [2023-11-26 10:43:42,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2193 to 2181. [2023-11-26 10:43:42,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2181 states, 1461 states have (on average 1.4140999315537304) internal successors, (2066), 1503 states have internal predecessors, (2066), 549 states have call successors, (549), 171 states have call predecessors, (549), 170 states have return successors, (543), 530 states have call predecessors, (543), 543 states have call successors, (543) [2023-11-26 10:43:42,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 2181 states and 3158 transitions. [2023-11-26 10:43:42,947 INFO L78 Accepts]: Start accepts. Automaton has 2181 states and 3158 transitions. Word has length 12 [2023-11-26 10:43:42,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:43:42,947 INFO L495 AbstractCegarLoop]: Abstraction has 2181 states and 3158 transitions. [2023-11-26 10:43:42,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:43:42,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 3158 transitions. [2023-11-26 10:43:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-26 10:43:42,953 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:43:42,954 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:43:42,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 10:43:42,954 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:43:42,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:43:42,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1607071836, now seen corresponding path program 1 times [2023-11-26 10:43:42,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:43:42,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384622126] [2023-11-26 10:43:42,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:43:42,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:43:43,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:43,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-26 10:43:43,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:43,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-26 10:43:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:43,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:43:43,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:43:43,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384622126] [2023-11-26 10:43:43,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384622126] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:43:43,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:43:43,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:43:43,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657235083] [2023-11-26 10:43:43,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:43:43,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:43:43,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:43:43,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:43:43,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:43:43,358 INFO L87 Difference]: Start difference. First operand 2181 states and 3158 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 10:43:44,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:43:44,217 INFO L93 Difference]: Finished difference Result 6402 states and 9243 transitions. [2023-11-26 10:43:44,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:43:44,218 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2023-11-26 10:43:44,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:43:44,254 INFO L225 Difference]: With dead ends: 6402 [2023-11-26 10:43:44,255 INFO L226 Difference]: Without dead ends: 4222 [2023-11-26 10:43:44,269 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:43:44,270 INFO L413 NwaCegarLoop]: 2509 mSDtfsCounter, 1793 mSDsluCounter, 1589 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1793 SdHoareTripleChecker+Valid, 4098 SdHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-26 10:43:44,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1793 Valid, 4098 Invalid, 408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-26 10:43:44,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4222 states. [2023-11-26 10:43:44,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4222 to 4218. [2023-11-26 10:43:44,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4218 states, 2819 states have (on average 1.4072366087264987) internal successors, (3967), 2893 states have internal predecessors, (3967), 1058 states have call successors, (1058), 341 states have call predecessors, (1058), 340 states have return successors, (1052), 1027 states have call predecessors, (1052), 1052 states have call successors, (1052) [2023-11-26 10:43:44,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 4218 states and 6077 transitions. [2023-11-26 10:43:44,612 INFO L78 Accepts]: Start accepts. Automaton has 4218 states and 6077 transitions. Word has length 25 [2023-11-26 10:43:44,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:43:44,613 INFO L495 AbstractCegarLoop]: Abstraction has 4218 states and 6077 transitions. [2023-11-26 10:43:44,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 10:43:44,613 INFO L276 IsEmpty]: Start isEmpty. Operand 4218 states and 6077 transitions. [2023-11-26 10:43:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-26 10:43:44,616 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:43:44,616 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:43:44,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 10:43:44,617 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:43:44,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:43:44,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1712422650, now seen corresponding path program 1 times [2023-11-26 10:43:44,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:43:44,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425429277] [2023-11-26 10:43:44,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:43:44,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:43:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:44,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 10:43:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:44,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:43:44,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:43:44,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425429277] [2023-11-26 10:43:44,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425429277] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:43:44,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:43:44,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:43:44,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969288504] [2023-11-26 10:43:44,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:43:44,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:43:44,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:43:44,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:43:44,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:43:44,863 INFO L87 Difference]: Start difference. First operand 4218 states and 6077 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:43:45,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:43:45,377 INFO L93 Difference]: Finished difference Result 4240 states and 6103 transitions. [2023-11-26 10:43:45,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:43:45,378 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2023-11-26 10:43:45,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:43:45,412 INFO L225 Difference]: With dead ends: 4240 [2023-11-26 10:43:45,413 INFO L226 Difference]: Without dead ends: 4229 [2023-11-26 10:43:45,415 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:43:45,417 INFO L413 NwaCegarLoop]: 1690 mSDtfsCounter, 1838 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1838 SdHoareTripleChecker+Valid, 1703 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 10:43:45,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1838 Valid, 1703 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 10:43:45,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4229 states. [2023-11-26 10:43:45,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4229 to 4218. [2023-11-26 10:43:45,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4218 states, 2819 states have (on average 1.4068818730046115) internal successors, (3966), 2893 states have internal predecessors, (3966), 1058 states have call successors, (1058), 341 states have call predecessors, (1058), 340 states have return successors, (1052), 1027 states have call predecessors, (1052), 1052 states have call successors, (1052) [2023-11-26 10:43:45,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 4218 states and 6076 transitions. [2023-11-26 10:43:45,768 INFO L78 Accepts]: Start accepts. Automaton has 4218 states and 6076 transitions. Word has length 25 [2023-11-26 10:43:45,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:43:45,769 INFO L495 AbstractCegarLoop]: Abstraction has 4218 states and 6076 transitions. [2023-11-26 10:43:45,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:43:45,769 INFO L276 IsEmpty]: Start isEmpty. Operand 4218 states and 6076 transitions. [2023-11-26 10:43:45,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-26 10:43:45,771 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:43:45,772 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:43:45,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 10:43:45,772 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:43:45,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:43:45,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1655164348, now seen corresponding path program 1 times [2023-11-26 10:43:45,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:43:45,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551906854] [2023-11-26 10:43:45,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:43:45,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:43:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:45,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 10:43:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:45,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:43:45,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:43:45,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551906854] [2023-11-26 10:43:45,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551906854] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:43:45,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:43:45,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:43:45,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28076686] [2023-11-26 10:43:45,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:43:45,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:43:45,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:43:45,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:43:45,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:43:45,998 INFO L87 Difference]: Start difference. First operand 4218 states and 6076 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:43:46,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:43:46,693 INFO L93 Difference]: Finished difference Result 5186 states and 7338 transitions. [2023-11-26 10:43:46,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:43:46,693 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2023-11-26 10:43:46,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:43:46,734 INFO L225 Difference]: With dead ends: 5186 [2023-11-26 10:43:46,734 INFO L226 Difference]: Without dead ends: 5182 [2023-11-26 10:43:46,739 INFO L412 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 [2023-11-26 10:43:46,741 INFO L413 NwaCegarLoop]: 1897 mSDtfsCounter, 1384 mSDsluCounter, 970 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 2867 SdHoareTripleChecker+Invalid, 277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-26 10:43:46,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1384 Valid, 2867 Invalid, 277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-26 10:43:46,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5182 states. [2023-11-26 10:43:47,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5182 to 5180. [2023-11-26 10:43:47,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5180 states, 3425 states have (on average 1.3871532846715329) internal successors, (4751), 3517 states have internal predecessors, (4751), 1292 states have call successors, (1292), 463 states have call predecessors, (1292), 462 states have return successors, (1288), 1251 states have call predecessors, (1288), 1288 states have call successors, (1288) [2023-11-26 10:43:47,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5180 states to 5180 states and 7331 transitions. [2023-11-26 10:43:47,114 INFO L78 Accepts]: Start accepts. Automaton has 5180 states and 7331 transitions. Word has length 25 [2023-11-26 10:43:47,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:43:47,116 INFO L495 AbstractCegarLoop]: Abstraction has 5180 states and 7331 transitions. [2023-11-26 10:43:47,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:43:47,117 INFO L276 IsEmpty]: Start isEmpty. Operand 5180 states and 7331 transitions. [2023-11-26 10:43:47,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-26 10:43:47,119 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:43:47,119 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:43:47,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-26 10:43:47,120 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:43:47,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:43:47,120 INFO L85 PathProgramCache]: Analyzing trace with hash 228928095, now seen corresponding path program 1 times [2023-11-26 10:43:47,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:43:47,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186991936] [2023-11-26 10:43:47,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:43:47,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:43:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:47,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 10:43:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:47,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:43:47,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:43:47,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186991936] [2023-11-26 10:43:47,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186991936] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:43:47,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:43:47,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:43:47,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315638007] [2023-11-26 10:43:47,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:43:47,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:43:47,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:43:47,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:43:47,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:43:47,376 INFO L87 Difference]: Start difference. First operand 5180 states and 7331 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:43:47,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:43:47,959 INFO L93 Difference]: Finished difference Result 5182 states and 7332 transitions. [2023-11-26 10:43:47,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:43:47,959 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26 [2023-11-26 10:43:47,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:43:47,997 INFO L225 Difference]: With dead ends: 5182 [2023-11-26 10:43:47,997 INFO L226 Difference]: Without dead ends: 5179 [2023-11-26 10:43:48,000 INFO L412 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 [2023-11-26 10:43:48,001 INFO L413 NwaCegarLoop]: 1671 mSDtfsCounter, 1816 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1816 SdHoareTripleChecker+Valid, 1671 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 10:43:48,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1816 Valid, 1671 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 10:43:48,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5179 states. [2023-11-26 10:43:48,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5179 to 5179. [2023-11-26 10:43:48,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5179 states, 3425 states have (on average 1.3868613138686132) internal successors, (4750), 3516 states have internal predecessors, (4750), 1291 states have call successors, (1291), 463 states have call predecessors, (1291), 462 states have return successors, (1288), 1251 states have call predecessors, (1288), 1288 states have call successors, (1288) [2023-11-26 10:43:48,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5179 states to 5179 states and 7329 transitions. [2023-11-26 10:43:48,435 INFO L78 Accepts]: Start accepts. Automaton has 5179 states and 7329 transitions. Word has length 26 [2023-11-26 10:43:48,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:43:48,435 INFO L495 AbstractCegarLoop]: Abstraction has 5179 states and 7329 transitions. [2023-11-26 10:43:48,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:43:48,435 INFO L276 IsEmpty]: Start isEmpty. Operand 5179 states and 7329 transitions. [2023-11-26 10:43:48,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-26 10:43:48,438 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:43:48,438 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:43:48,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-26 10:43:48,438 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:43:48,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:43:48,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1493743449, now seen corresponding path program 1 times [2023-11-26 10:43:48,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:43:48,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541379072] [2023-11-26 10:43:48,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:43:48,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:43:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:48,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 10:43:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:48,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:43:48,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:43:48,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541379072] [2023-11-26 10:43:48,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541379072] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:43:48,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:43:48,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:43:48,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258909779] [2023-11-26 10:43:48,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:43:48,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:43:48,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:43:48,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:43:48,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:43:48,645 INFO L87 Difference]: Start difference. First operand 5179 states and 7329 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:43:49,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:43:49,247 INFO L93 Difference]: Finished difference Result 5181 states and 7330 transitions. [2023-11-26 10:43:49,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:43:49,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2023-11-26 10:43:49,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:43:49,295 INFO L225 Difference]: With dead ends: 5181 [2023-11-26 10:43:49,295 INFO L226 Difference]: Without dead ends: 5178 [2023-11-26 10:43:49,299 INFO L412 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 [2023-11-26 10:43:49,302 INFO L413 NwaCegarLoop]: 1669 mSDtfsCounter, 1813 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1813 SdHoareTripleChecker+Valid, 1669 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 10:43:49,303 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1813 Valid, 1669 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 10:43:49,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5178 states. [2023-11-26 10:43:49,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5178 to 5178. [2023-11-26 10:43:49,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5178 states, 3425 states have (on average 1.3865693430656933) internal successors, (4749), 3515 states have internal predecessors, (4749), 1290 states have call successors, (1290), 463 states have call predecessors, (1290), 462 states have return successors, (1288), 1251 states have call predecessors, (1288), 1288 states have call successors, (1288) [2023-11-26 10:43:49,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5178 states to 5178 states and 7327 transitions. [2023-11-26 10:43:49,667 INFO L78 Accepts]: Start accepts. Automaton has 5178 states and 7327 transitions. Word has length 27 [2023-11-26 10:43:49,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:43:49,668 INFO L495 AbstractCegarLoop]: Abstraction has 5178 states and 7327 transitions. [2023-11-26 10:43:49,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:43:49,668 INFO L276 IsEmpty]: Start isEmpty. Operand 5178 states and 7327 transitions. [2023-11-26 10:43:49,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-26 10:43:49,672 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:43:49,673 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:43:49,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-26 10:43:49,673 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:43:49,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:43:49,674 INFO L85 PathProgramCache]: Analyzing trace with hash 938018402, now seen corresponding path program 1 times [2023-11-26 10:43:49,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:43:49,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900630498] [2023-11-26 10:43:49,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:43:49,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:43:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:49,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 10:43:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:49,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:43:49,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:43:49,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900630498] [2023-11-26 10:43:49,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900630498] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:43:49,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:43:49,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:43:49,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978837265] [2023-11-26 10:43:49,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:43:49,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:43:49,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:43:49,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:43:49,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:43:49,866 INFO L87 Difference]: Start difference. First operand 5178 states and 7327 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:43:50,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:43:50,606 INFO L93 Difference]: Finished difference Result 5180 states and 7328 transitions. [2023-11-26 10:43:50,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:43:50,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2023-11-26 10:43:50,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:43:50,649 INFO L225 Difference]: With dead ends: 5180 [2023-11-26 10:43:50,649 INFO L226 Difference]: Without dead ends: 5141 [2023-11-26 10:43:50,654 INFO L412 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 [2023-11-26 10:43:50,656 INFO L413 NwaCegarLoop]: 1668 mSDtfsCounter, 1810 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1810 SdHoareTripleChecker+Valid, 1668 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 10:43:50,656 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1810 Valid, 1668 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 10:43:50,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5141 states. [2023-11-26 10:43:51,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5141 to 5141. [2023-11-26 10:43:51,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5141 states, 3401 states have (on average 1.3863569538371068) internal successors, (4715), 3487 states have internal predecessors, (4715), 1279 states have call successors, (1279), 461 states have call predecessors, (1279), 460 states have return successors, (1278), 1242 states have call predecessors, (1278), 1278 states have call successors, (1278) [2023-11-26 10:43:51,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5141 states to 5141 states and 7272 transitions. [2023-11-26 10:43:51,061 INFO L78 Accepts]: Start accepts. Automaton has 5141 states and 7272 transitions. Word has length 28 [2023-11-26 10:43:51,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:43:51,062 INFO L495 AbstractCegarLoop]: Abstraction has 5141 states and 7272 transitions. [2023-11-26 10:43:51,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 10:43:51,062 INFO L276 IsEmpty]: Start isEmpty. Operand 5141 states and 7272 transitions. [2023-11-26 10:43:51,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-26 10:43:51,067 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:43:51,068 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-26 10:43:51,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-26 10:43:51,068 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:43:51,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:43:51,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1426979918, now seen corresponding path program 1 times [2023-11-26 10:43:51,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:43:51,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312200307] [2023-11-26 10:43:51,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:43:51,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:43:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:51,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 10:43:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:51,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-26 10:43:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:51,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-26 10:43:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:51,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-26 10:43:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:51,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:43:51,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:43:51,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312200307] [2023-11-26 10:43:51,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312200307] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:43:51,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:43:51,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:43:51,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509340610] [2023-11-26 10:43:51,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:43:51,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:43:51,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:43:51,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:43:51,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:43:51,406 INFO L87 Difference]: Start difference. First operand 5141 states and 7272 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-26 10:43:58,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:43:58,107 INFO L93 Difference]: Finished difference Result 13592 states and 19185 transitions. [2023-11-26 10:43:58,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 10:43:58,108 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 45 [2023-11-26 10:43:58,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:43:58,154 INFO L225 Difference]: With dead ends: 13592 [2023-11-26 10:43:58,155 INFO L226 Difference]: Without dead ends: 8452 [2023-11-26 10:43:58,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:43:58,177 INFO L413 NwaCegarLoop]: 1156 mSDtfsCounter, 2298 mSDsluCounter, 1442 mSDsCounter, 0 mSdLazyCounter, 2900 mSolverCounterSat, 729 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2596 SdHoareTripleChecker+Valid, 2598 SdHoareTripleChecker+Invalid, 3629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 729 IncrementalHoareTripleChecker+Valid, 2900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-26 10:43:58,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2596 Valid, 2598 Invalid, 3629 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [729 Valid, 2900 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2023-11-26 10:43:58,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8452 states. [2023-11-26 10:43:58,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8452 to 8449. [2023-11-26 10:43:58,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8449 states, 5590 states have (on average 1.381216457960644) internal successors, (7721), 5733 states have internal predecessors, (7721), 2087 states have call successors, (2087), 772 states have call predecessors, (2087), 771 states have return successors, (2086), 2026 states have call predecessors, (2086), 2086 states have call successors, (2086) [2023-11-26 10:43:58,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8449 states to 8449 states and 11894 transitions. [2023-11-26 10:43:58,962 INFO L78 Accepts]: Start accepts. Automaton has 8449 states and 11894 transitions. Word has length 45 [2023-11-26 10:43:58,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:43:58,962 INFO L495 AbstractCegarLoop]: Abstraction has 8449 states and 11894 transitions. [2023-11-26 10:43:58,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-26 10:43:58,963 INFO L276 IsEmpty]: Start isEmpty. Operand 8449 states and 11894 transitions. [2023-11-26 10:43:58,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-26 10:43:58,969 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:43:58,969 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-26 10:43:58,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-26 10:43:58,970 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:43:58,970 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:43:58,970 INFO L85 PathProgramCache]: Analyzing trace with hash -482304744, now seen corresponding path program 1 times [2023-11-26 10:43:58,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:43:58,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569580857] [2023-11-26 10:43:58,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:43:58,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:43:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:59,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 10:43:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:59,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-26 10:43:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:59,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 10:43:59,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:59,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-26 10:43:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:59,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-26 10:43:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:43:59,720 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-26 10:43:59,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:43:59,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569580857] [2023-11-26 10:43:59,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569580857] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:43:59,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:43:59,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-26 10:43:59,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805560818] [2023-11-26 10:43:59,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:43:59,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-26 10:43:59,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:43:59,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-26 10:43:59,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-26 10:43:59,723 INFO L87 Difference]: Start difference. First operand 8449 states and 11894 transitions. Second operand has 8 states, 8 states have (on average 5.25) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2023-11-26 10:44:06,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:44:06,697 INFO L93 Difference]: Finished difference Result 14005 states and 19821 transitions. [2023-11-26 10:44:06,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-26 10:44:06,698 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 57 [2023-11-26 10:44:06,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:44:06,727 INFO L225 Difference]: With dead ends: 14005 [2023-11-26 10:44:06,727 INFO L226 Difference]: Without dead ends: 5557 [2023-11-26 10:44:06,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2023-11-26 10:44:06,763 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 1580 mSDsluCounter, 2068 mSDsCounter, 0 mSdLazyCounter, 5018 mSolverCounterSat, 784 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1649 SdHoareTripleChecker+Valid, 2570 SdHoareTripleChecker+Invalid, 5802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 784 IncrementalHoareTripleChecker+Valid, 5018 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2023-11-26 10:44:06,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1649 Valid, 2570 Invalid, 5802 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [784 Valid, 5018 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2023-11-26 10:44:06,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5557 states. [2023-11-26 10:44:07,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5557 to 5557. [2023-11-26 10:44:07,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5557 states, 3708 states have (on average 1.395631067961165) internal successors, (5175), 3795 states have internal predecessors, (5175), 1363 states have call successors, (1363), 486 states have call predecessors, (1363), 485 states have return successors, (1362), 1326 states have call predecessors, (1362), 1362 states have call successors, (1362) [2023-11-26 10:44:07,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5557 states to 5557 states and 7900 transitions. [2023-11-26 10:44:07,317 INFO L78 Accepts]: Start accepts. Automaton has 5557 states and 7900 transitions. Word has length 57 [2023-11-26 10:44:07,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:44:07,319 INFO L495 AbstractCegarLoop]: Abstraction has 5557 states and 7900 transitions. [2023-11-26 10:44:07,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2023-11-26 10:44:07,319 INFO L276 IsEmpty]: Start isEmpty. Operand 5557 states and 7900 transitions. [2023-11-26 10:44:07,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-26 10:44:07,324 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:44:07,324 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-26 10:44:07,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-26 10:44:07,324 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:44:07,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:07,326 INFO L85 PathProgramCache]: Analyzing trace with hash -898565550, now seen corresponding path program 1 times [2023-11-26 10:44:07,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:44:07,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993038439] [2023-11-26 10:44:07,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:07,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:44:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:07,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 10:44:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:07,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-26 10:44:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:07,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-26 10:44:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:07,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-26 10:44:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:07,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-26 10:44:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:07,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-26 10:44:07,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:44:07,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993038439] [2023-11-26 10:44:07,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993038439] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:44:07,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:44:07,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:44:07,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382714187] [2023-11-26 10:44:07,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:44:07,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:44:07,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:44:07,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:44:07,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:44:07,660 INFO L87 Difference]: Start difference. First operand 5557 states and 7900 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-26 10:44:10,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:44:10,802 INFO L93 Difference]: Finished difference Result 5557 states and 7900 transitions. [2023-11-26 10:44:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 10:44:10,803 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 56 [2023-11-26 10:44:10,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:44:10,805 INFO L225 Difference]: With dead ends: 5557 [2023-11-26 10:44:10,805 INFO L226 Difference]: Without dead ends: 0 [2023-11-26 10:44:10,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:44:10,827 INFO L413 NwaCegarLoop]: 508 mSDtfsCounter, 760 mSDsluCounter, 758 mSDsCounter, 0 mSdLazyCounter, 2007 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 935 SdHoareTripleChecker+Valid, 1266 SdHoareTripleChecker+Invalid, 2086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 2007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-26 10:44:10,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [935 Valid, 1266 Invalid, 2086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 2007 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-26 10:44:10,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-26 10:44:10,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-26 10:44:10,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:10,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-26 10:44:10,831 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2023-11-26 10:44:10,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:44:10,831 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 10:44:10,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-26 10:44:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-26 10:44:10,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-26 10:44:10,835 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 10:44:10,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-26 10:44:10,837 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.