./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu --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 0011bf3948bf1d5c39bf27544f1c0eeb95eb3a8609236ba1425eb8eb6552d47c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:53:33,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:53:33,584 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:53:33,590 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:53:33,591 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:53:33,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:53:33,629 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:53:33,630 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:53:33,631 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:53:33,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:53:33,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:53:33,638 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:53:33,639 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:53:33,641 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:53:33,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:53:33,642 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:53:33,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:53:33,643 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:53:33,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:53:33,644 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:53:33,644 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:53:33,645 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:53:33,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:53:33,646 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:53:33,647 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:53:33,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:53:33,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:53:33,648 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:53:33,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:53:33,649 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:53:33,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:53:33,651 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:53:33,651 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:53:33,652 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:53:33,652 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:53:33,652 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:53:33,653 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_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0011bf3948bf1d5c39bf27544f1c0eeb95eb3a8609236ba1425eb8eb6552d47c [2023-11-19 07:53:33,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:53:34,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:53:34,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:53:34,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:53:34,025 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:53:34,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i [2023-11-19 07:53:37,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:53:37,783 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:53:37,784 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i [2023-11-19 07:53:37,837 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/data/bc994d233/f257d2f830794bcabdfcede0394acfbe/FLAG57e1b44c5 [2023-11-19 07:53:37,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/data/bc994d233/f257d2f830794bcabdfcede0394acfbe [2023-11-19 07:53:37,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:53:37,862 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:53:37,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:53:37,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:53:37,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:53:37,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@492a832a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37, skipping insertion in model container [2023-11-19 07:53:37,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:38,079 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:53:38,754 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4382] [2023-11-19 07:53:38,761 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4383-4384] [2023-11-19 07:53:39,297 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_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i[138207,138220] [2023-11-19 07:53:40,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:53:40,936 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:53:41,028 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4382] [2023-11-19 07:53:41,028 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4383-4384] [2023-11-19 07:53:41,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [4526-4527] [2023-11-19 07:53:41,034 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4532-4534] [2023-11-19 07:53:41,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [4556-4557] [2023-11-19 07:53:41,036 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.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [4562-4564] [2023-11-19 07:53:41,037 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [4585-4586] [2023-11-19 07:53:41,038 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4591-4593] [2023-11-19 07:53:41,040 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4663] [2023-11-19 07:53:41,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4671] [2023-11-19 07:53:41,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [4678] [2023-11-19 07:53:41,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [4686] [2023-11-19 07:53:41,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4693] [2023-11-19 07:53:41,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4701] [2023-11-19 07:53:41,045 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_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i[138207,138220] [2023-11-19 07:53:41,054 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)); [4959-4960] [2023-11-19 07:53:41,057 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)); [4988-4989] [2023-11-19 07:53:41,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5018-5019] [2023-11-19 07:53:41,059 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" (155), "i" (12UL)); [5048-5049] [2023-11-19 07:53:41,087 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/5433/dscv_tempdir/dscv/ri/43_2a/drivers/scsi/dc395x.o.c.prepared"), "i" (1080), "i" (12UL)); [5744-5745] [2023-11-19 07:53:41,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:53:41,609 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:53:41,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41 WrapperNode [2023-11-19 07:53:41,610 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:53:41,612 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:53:41,612 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:53:41,612 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:53:41,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (1/1) ... [2023-11-19 07:53:41,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (1/1) ... [2023-11-19 07:53:42,072 INFO L138 Inliner]: procedures = 289, calls = 2964, calls flagged for inlining = 154, calls inlined = 150, statements flattened = 8307 [2023-11-19 07:53:42,073 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:53:42,074 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:53:42,074 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:53:42,074 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:53:42,084 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (1/1) ... [2023-11-19 07:53:42,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (1/1) ... [2023-11-19 07:53:42,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (1/1) ... [2023-11-19 07:53:42,132 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (1/1) ... [2023-11-19 07:53:42,321 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (1/1) ... [2023-11-19 07:53:42,354 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (1/1) ... [2023-11-19 07:53:42,490 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (1/1) ... [2023-11-19 07:53:42,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (1/1) ... [2023-11-19 07:53:42,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:53:42,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:53:42,633 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:53:42,633 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:53:42,634 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (1/1) ... [2023-11-19 07:53:42,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:53:42,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:42,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:53:42,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0dd6280-f568-4d5b-8c5b-6b4ffe08b55f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:53:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure srb_waiting_append [2023-11-19 07:53:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure srb_waiting_append [2023-11-19 07:53:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure list_size [2023-11-19 07:53:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure list_size [2023-11-19 07:53:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_kunmap_atomic_sg [2023-11-19 07:53:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_kunmap_atomic_sg [2023-11-19 07:53:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:53:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:53:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:53:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:53:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure waiting_set_timer [2023-11-19 07:53:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure waiting_set_timer [2023-11-19 07:53:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure dcb_get_next [2023-11-19 07:53:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure dcb_get_next [2023-11-19 07:53:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure waiting_process_next [2023-11-19 07:53:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure waiting_process_next [2023-11-19 07:53:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 07:53:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 07:53:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:53:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:53:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure build_sdtr [2023-11-19 07:53:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure build_sdtr [2023-11-19 07:53:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure find_cmd [2023-11-19 07:53:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure find_cmd [2023-11-19 07:53:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2023-11-19 07:53:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2023-11-19 07:53:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 07:53:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 07:53:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_remove_and_free_device [2023-11-19 07:53:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_remove_and_free_device [2023-11-19 07:53:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_after_transfer [2023-11-19 07:53:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_after_transfer [2023-11-19 07:53:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_srb_sense [2023-11-19 07:53:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_srb_sense [2023-11-19 07:53:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-19 07:53:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-19 07:53:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2023-11-19 07:53:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2023-11-19 07:53:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-19 07:53:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-19 07:53:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_6 [2023-11-19 07:53:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_6 [2023-11-19 07:53:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:53:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:53:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure start_scsi [2023-11-19 07:53:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure start_scsi [2023-11-19 07:53:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-19 07:53:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-19 07:53:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure data_io_transfer [2023-11-19 07:53:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure data_io_transfer [2023-11-19 07:53:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 07:53:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 07:53:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_uninit [2023-11-19 07:53:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_uninit [2023-11-19 07:53:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:53:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:53:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:53:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:53:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2023-11-19 07:53:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2023-11-19 07:53:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-19 07:53:42,732 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-19 07:53:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure sg_verify_length [2023-11-19 07:53:42,732 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_verify_length [2023-11-19 07:53:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure set_basic_config [2023-11-19 07:53:42,733 INFO L138 BoogieDeclarations]: Found implementation of procedure set_basic_config [2023-11-19 07:53:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:53:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:53:42,733 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:53:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-19 07:53:42,733 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-19 07:53:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure enable_msgout_abort [2023-11-19 07:53:42,734 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_msgout_abort [2023-11-19 07:53:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-11-19 07:53:42,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-11-19 07:53:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:53:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 07:53:42,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 07:53:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-19 07:53:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-19 07:53:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:53:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:53:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_regs [2023-11-19 07:53:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_regs [2023-11-19 07:53:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_sg_tables_free [2023-11-19 07:53:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_sg_tables_free [2023-11-19 07:53:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure set_safe_settings [2023-11-19 07:53:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure set_safe_settings [2023-11-19 07:53:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-19 07:53:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-19 07:53:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:53:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure trms1040_write_cmd [2023-11-19 07:53:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure trms1040_write_cmd [2023-11-19 07:53:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_override [2023-11-19 07:53:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_override [2023-11-19 07:53:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:53:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:53:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:53:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure build_wdtr [2023-11-19 07:53:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure build_wdtr [2023-11-19 07:53:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 07:53:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 07:53:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 07:53:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 07:53:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure reset_dev_param [2023-11-19 07:53:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_dev_param [2023-11-19 07:53:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-19 07:53:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-19 07:53:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure msgin_reject [2023-11-19 07:53:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure msgin_reject [2023-11-19 07:53:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-19 07:53:42,743 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-19 07:53:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-19 07:53:42,743 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-19 07:53:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:53:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure srb_going_to_waiting_move [2023-11-19 07:53:42,744 INFO L138 BoogieDeclarations]: Found implementation of procedure srb_going_to_waiting_move [2023-11-19 07:53:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:53:42,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:53:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure sg_update_list [2023-11-19 07:53:42,744 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_update_list [2023-11-19 07:53:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:53:42,745 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:53:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure srb_going_remove [2023-11-19 07:53:42,745 INFO L138 BoogieDeclarations]: Found implementation of procedure srb_going_remove [2023-11-19 07:53:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 07:53:42,746 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 07:53:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:53:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure free_tag [2023-11-19 07:53:42,746 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tag [2023-11-19 07:53:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure srb_waiting_remove [2023-11-19 07:53:42,748 INFO L138 BoogieDeclarations]: Found implementation of procedure srb_waiting_remove [2023-11-19 07:53:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:53:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 07:53:42,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 07:53:42,752 INFO L130 BoogieDeclarations]: Found specification of procedure sg_subtract_one [2023-11-19 07:53:42,753 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_subtract_one [2023-11-19 07:53:42,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:53:42,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:53:42,754 INFO L130 BoogieDeclarations]: Found specification of procedure clear_fifo [2023-11-19 07:53:42,754 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_fifo [2023-11-19 07:53:42,755 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-19 07:53:42,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-19 07:53:42,756 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:53:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:53:42,762 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 07:53:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 07:53:42,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:53:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure dc395x_slave_destroy [2023-11-19 07:53:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure dc395x_slave_destroy [2023-11-19 07:53:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:53:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:53:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-19 07:53:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-19 07:53:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:53:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:53:42,764 INFO L130 BoogieDeclarations]: Found specification of procedure srb_free_insert [2023-11-19 07:53:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure srb_free_insert [2023-11-19 07:53:42,764 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2023-11-19 07:53:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2023-11-19 07:53:42,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:53:42,764 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-19 07:53:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-19 07:53:42,765 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2023-11-19 07:53:42,765 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2023-11-19 07:53:42,765 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-19 07:53:42,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-19 07:53:42,765 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2023-11-19 07:53:42,766 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2023-11-19 07:53:42,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:53:42,766 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:53:42,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:53:42,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:53:42,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-19 07:53:42,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-19 07:53:42,766 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:53:42,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:53:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2023-11-19 07:53:42,767 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2023-11-19 07:53:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2023-11-19 07:53:42,767 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2023-11-19 07:53:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure dc395x_remove_one [2023-11-19 07:53:42,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dc395x_remove_one [2023-11-19 07:53:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_srb [2023-11-19 07:53:42,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_srb [2023-11-19 07:53:42,768 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_kmap_atomic_sg [2023-11-19 07:53:42,768 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_kmap_atomic_sg [2023-11-19 07:53:42,768 INFO L130 BoogieDeclarations]: Found specification of procedure find_dcb [2023-11-19 07:53:42,768 INFO L138 BoogieDeclarations]: Found implementation of procedure find_dcb [2023-11-19 07:53:42,768 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-19 07:53:42,768 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-19 07:53:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2023-11-19 07:53:42,769 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2023-11-19 07:53:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure reset_scsi_bus [2023-11-19 07:53:42,769 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_scsi_bus [2023-11-19 07:53:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-19 07:53:42,769 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-19 07:53:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-19 07:53:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-19 07:53:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-19 07:53:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-19 07:53:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:53:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-19 07:53:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-19 07:53:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure trms1040_wait_30us [2023-11-19 07:53:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure trms1040_wait_30us [2023-11-19 07:53:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:53:42,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:53:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure doing_srb_done [2023-11-19 07:53:42,771 INFO L138 BoogieDeclarations]: Found implementation of procedure doing_srb_done [2023-11-19 07:53:43,838 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:53:43,843 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:53:44,074 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:53:55,272 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:53:55,312 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:53:55,312 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:53:55,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:55 BoogieIcfgContainer [2023-11-19 07:53:55,332 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:53:55,335 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:53:55,335 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:53:55,339 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:53:55,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:53:37" (1/3) ... [2023-11-19 07:53:55,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1146ad73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:55, skipping insertion in model container [2023-11-19 07:53:55,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:41" (2/3) ... [2023-11-19 07:53:55,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1146ad73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:55, skipping insertion in model container [2023-11-19 07:53:55,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:55" (3/3) ... [2023-11-19 07:53:55,343 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--dc395x.ko-entry_point.cil.out.i [2023-11-19 07:53:55,364 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:53:55,364 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:53:55,490 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:53:55,500 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;@3c7672f7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:53:55,500 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:53:55,520 INFO L276 IsEmpty]: Start isEmpty. Operand has 3000 states, 2192 states have (on average 1.426551094890511) internal successors, (3127), 2253 states have internal predecessors, (3127), 710 states have call successors, (710), 97 states have call predecessors, (710), 96 states have return successors, (704), 690 states have call predecessors, (704), 704 states have call successors, (704) [2023-11-19 07:53:55,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 07:53:55,536 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:53:55,537 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:53:55,538 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:53:55,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:55,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1989257677, now seen corresponding path program 1 times [2023-11-19 07:53:55,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:55,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53153474] [2023-11-19 07:53:55,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:55,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:56,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:53:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:56,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 07:53:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:56,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:53:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:56,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 07:53:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:56,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 07:53:56,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:56,515 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 07:53:56,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:56,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53153474] [2023-11-19 07:53:56,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53153474] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:56,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:56,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:53:56,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047970045] [2023-11-19 07:53:56,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:56,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:53:56,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:56,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:53:56,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:53:56,596 INFO L87 Difference]: Start difference. First operand has 3000 states, 2192 states have (on average 1.426551094890511) internal successors, (3127), 2253 states have internal predecessors, (3127), 710 states have call successors, (710), 97 states have call predecessors, (710), 96 states have return successors, (704), 690 states have call predecessors, (704), 704 states have call successors, (704) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-19 07:54:15,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:15,137 INFO L93 Difference]: Finished difference Result 9183 states and 14162 transitions. [2023-11-19 07:54:15,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 07:54:15,140 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 47 [2023-11-19 07:54:15,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:15,233 INFO L225 Difference]: With dead ends: 9183 [2023-11-19 07:54:15,233 INFO L226 Difference]: Without dead ends: 6144 [2023-11-19 07:54:15,264 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:54:15,268 INFO L413 NwaCegarLoop]: 3453 mSDtfsCounter, 6780 mSDsluCounter, 6151 mSDsCounter, 0 mSdLazyCounter, 5746 mSolverCounterSat, 3837 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7237 SdHoareTripleChecker+Valid, 9604 SdHoareTripleChecker+Invalid, 9583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3837 IncrementalHoareTripleChecker+Valid, 5746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.4s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:15,269 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7237 Valid, 9604 Invalid, 9583 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3837 Valid, 5746 Invalid, 0 Unknown, 0 Unchecked, 17.4s Time] [2023-11-19 07:54:15,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6144 states. [2023-11-19 07:54:15,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6144 to 5482. [2023-11-19 07:54:15,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5482 states, 4033 states have (on average 1.4006942722539053) internal successors, (5649), 4135 states have internal predecessors, (5649), 1261 states have call successors, (1261), 186 states have call predecessors, (1261), 187 states have return successors, (1277), 1234 states have call predecessors, (1277), 1260 states have call successors, (1277) [2023-11-19 07:54:15,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5482 states to 5482 states and 8187 transitions. [2023-11-19 07:54:15,973 INFO L78 Accepts]: Start accepts. Automaton has 5482 states and 8187 transitions. Word has length 47 [2023-11-19 07:54:15,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:15,976 INFO L495 AbstractCegarLoop]: Abstraction has 5482 states and 8187 transitions. [2023-11-19 07:54:15,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-19 07:54:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 5482 states and 8187 transitions. [2023-11-19 07:54:16,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-19 07:54:16,004 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:16,005 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:54:16,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:54:16,005 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:54:16,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:16,006 INFO L85 PathProgramCache]: Analyzing trace with hash 472884102, now seen corresponding path program 1 times [2023-11-19 07:54:16,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:16,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791911928] [2023-11-19 07:54:16,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:16,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:54:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 07:54:16,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:54:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 07:54:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 07:54:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-19 07:54:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-19 07:54:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-19 07:54:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-19 07:54:16,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-19 07:54:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:54:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:16,639 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-19 07:54:16,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:54:16,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791911928] [2023-11-19 07:54:16,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791911928] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:16,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:16,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 07:54:16,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615074384] [2023-11-19 07:54:16,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:16,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:54:16,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:54:16,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:54:16,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:54:16,648 INFO L87 Difference]: Start difference. First operand 5482 states and 8187 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12)