./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx --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 b5d2eeaaae10ee4c57bd86d22cba165fc727430aa2a7f660f053fb73e5712838 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 20:56:54,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 20:56:54,714 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 20:56:54,721 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 20:56:54,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 20:56:54,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 20:56:54,752 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 20:56:54,752 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 20:56:54,753 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 20:56:54,754 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 20:56:54,755 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 20:56:54,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 20:56:54,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 20:56:54,757 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 20:56:54,758 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 20:56:54,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 20:56:54,759 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 20:56:54,760 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 20:56:54,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 20:56:54,761 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 20:56:54,761 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 20:56:54,762 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 20:56:54,763 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 20:56:54,764 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 20:56:54,764 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 20:56:54,765 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 20:56:54,766 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 20:56:54,766 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 20:56:54,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:56:54,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 20:56:54,768 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 20:56:54,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 20:56:54,769 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 20:56:54,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 20:56:54,770 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 20:56:54,770 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 20:56:54,771 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 20:56:54,771 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 20:56:54,772 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 20:56:54,772 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_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b5d2eeaaae10ee4c57bd86d22cba165fc727430aa2a7f660f053fb73e5712838 [2023-11-21 20:56:55,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 20:56:55,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 20:56:55,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 20:56:55,105 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 20:56:55,107 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 20:56:55,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i [2023-11-21 20:56:58,427 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 20:56:59,230 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 20:56:59,231 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i [2023-11-21 20:56:59,295 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/data/4ea3ee329/8116090bb37b480da21b35740aacc7dd/FLAGe631cbf78 [2023-11-21 20:56:59,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/data/4ea3ee329/8116090bb37b480da21b35740aacc7dd [2023-11-21 20:56:59,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 20:56:59,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 20:56:59,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 20:56:59,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 20:56:59,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 20:56:59,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:56:59" (1/1) ... [2023-11-21 20:56:59,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58875364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:56:59, skipping insertion in model container [2023-11-21 20:56:59,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:56:59" (1/1) ... [2023-11-21 20:56:59,586 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 20:57:03,551 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_576b3201-b312-4359-b371-c51f1dadff28/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i[454757,454770] [2023-11-21 20:57:03,556 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_576b3201-b312-4359-b371-c51f1dadff28/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i[454904,454917] [2023-11-21 20:57:03,556 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_576b3201-b312-4359-b371-c51f1dadff28/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i[455043,455056] [2023-11-21 20:57:03,557 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_576b3201-b312-4359-b371-c51f1dadff28/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i[455201,455214] [2023-11-21 20:57:03,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:57:03,648 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 20:57:03,828 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)); [5804] [2023-11-21 20:57:03,831 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5811] [2023-11-21 20:57:03,836 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)); [5909-5910] [2023-11-21 20:57:03,840 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)); [5943-5944] [2023-11-21 20:57:03,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5981-5982] [2023-11-21 20:57:03,842 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)); [6018-6019] [2023-11-21 20:57:03,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6276] [2023-11-21 20:57:03,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6303] [2023-11-21 20:57:03,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7234] [2023-11-21 20:57:03,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7354] [2023-11-21 20:57:03,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7475] [2023-11-21 20:57:03,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8459] [2023-11-21 20:57:04,013 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [9005] [2023-11-21 20:57:04,014 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [9012] [2023-11-21 20:57:04,015 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/a068ef8/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [9066-9067] [2023-11-21 20:57:04,016 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"); [9072-9074] [2023-11-21 20:57:04,022 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [9305-9306] [2023-11-21 20:57:04,022 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9312] [2023-11-21 20:57:04,035 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9575] [2023-11-21 20:57:04,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10168] [2023-11-21 20:57:04,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10432] [2023-11-21 20:57:04,183 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [14700] [2023-11-21 20:57:04,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [15321] [2023-11-21 20:57:04,320 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_576b3201-b312-4359-b371-c51f1dadff28/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i[454757,454770] [2023-11-21 20:57:04,321 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_576b3201-b312-4359-b371-c51f1dadff28/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i[454904,454917] [2023-11-21 20:57:04,322 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_576b3201-b312-4359-b371-c51f1dadff28/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i[455043,455056] [2023-11-21 20:57:04,322 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_576b3201-b312-4359-b371-c51f1dadff28/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i[455201,455214] [2023-11-21 20:57:04,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:57:04,549 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 20:57:04,557 INFO L206 MainTranslator]: Completed translation [2023-11-21 20:57:04,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04 WrapperNode [2023-11-21 20:57:04,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 20:57:04,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 20:57:04,559 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 20:57:04,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 20:57:04,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:04,784 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:05,285 INFO L138 Inliner]: procedures = 460, calls = 5234, calls flagged for inlining = 269, calls inlined = 252, statements flattened = 13730 [2023-11-21 20:57:05,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 20:57:05,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 20:57:05,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 20:57:05,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 20:57:05,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:05,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:05,363 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:07,938 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memcpy is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 20:57:07,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:07,939 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:08,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:08,331 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:08,394 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:08,429 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:08,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 20:57:08,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 20:57:08,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 20:57:08,525 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 20:57:08,526 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (1/1) ... [2023-11-21 20:57:08,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:57:08,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:57:08,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 20:57:08,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_576b3201-b312-4359-b371-c51f1dadff28/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 20:57:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_up [2023-11-21 20:57:08,608 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_up [2023-11-21 20:57:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_media_task [2023-11-21 20:57:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_media_task [2023-11-21 20:57:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-21 20:57:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-21 20:57:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 20:57:08,610 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 20:57:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-21 20:57:08,610 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-21 20:57:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-21 20:57:08,610 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-21 20:57:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_select_media [2023-11-21 20:57:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_select_media [2023-11-21 20:57:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit_le [2023-11-21 20:57:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit_le [2023-11-21 20:57:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 20:57:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 20:57:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 20:57:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 20:57:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-21 20:57:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-21 20:57:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-21 20:57:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-21 20:57:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-21 20:57:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-21 20:57:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-21 20:57:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-21 20:57:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-21 20:57:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-21 20:57:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-21 20:57:08,614 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-21 20:57:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-21 20:57:08,614 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-21 20:57:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 20:57:08,615 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 20:57:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-21 20:57:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-21 20:57:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-21 20:57:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-21 20:57:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-21 20:57:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-21 20:57:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-21 20:57:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure pnic_do_nway [2023-11-21 20:57:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic_do_nway [2023-11-21 20:57:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-21 20:57:08,618 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-21 20:57:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-21 20:57:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-21 20:57:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-21 20:57:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-21 20:57:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 20:57:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 20:57:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 20:57:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 20:57:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-21 20:57:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-21 20:57:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 20:57:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_set_wolopts [2023-11-21 20:57:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_set_wolopts [2023-11-21 20:57:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_resume [2023-11-21 20:57:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_resume [2023-11-21 20:57:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-21 20:57:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-21 20:57:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_interrupt [2023-11-21 20:57:08,622 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_interrupt [2023-11-21 20:57:08,622 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-21 20:57:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-21 20:57:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 20:57:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 20:57:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___3 [2023-11-21 20:57:08,623 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___3 [2023-11-21 20:57:08,623 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___1 [2023-11-21 20:57:08,624 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___1 [2023-11-21 20:57:08,624 INFO L130 BoogieDeclarations]: Found specification of procedure t21142_media_task [2023-11-21 20:57:08,624 INFO L138 BoogieDeclarations]: Found implementation of procedure t21142_media_task [2023-11-21 20:57:08,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 20:57:08,624 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___4 [2023-11-21 20:57:08,625 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___4 [2023-11-21 20:57:08,625 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-21 20:57:08,625 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-21 20:57:08,625 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 20:57:08,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 20:57:08,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 20:57:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-21 20:57:08,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-21 20:57:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-21 20:57:08,626 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-21 20:57:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 20:57:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-21 20:57:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-21 20:57:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-21 20:57:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-21 20:57:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 20:57:08,627 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 20:57:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-21 20:57:08,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-21 20:57:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-21 20:57:08,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-21 20:57:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-21 20:57:08,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-21 20:57:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure pnic_timer [2023-11-21 20:57:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic_timer [2023-11-21 20:57:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-21 20:57:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-21 20:57:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-21 20:57:08,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-21 20:57:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure poll_tulip [2023-11-21 20:57:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_tulip [2023-11-21 20:57:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_mdio_write [2023-11-21 20:57:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_mdio_write [2023-11-21 20:57:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 20:57:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-21 20:57:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-21 20:57:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-21 20:57:08,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-21 20:57:08,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-21 20:57:08,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-21 20:57:08,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-21 20:57:08,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-21 20:57:08,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 20:57:08,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-21 20:57:08,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-21 20:57:08,632 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 20:57:08,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 20:57:08,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 20:57:08,632 INFO L130 BoogieDeclarations]: Found specification of procedure t21142_start_nway [2023-11-21 20:57:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure t21142_start_nway [2023-11-21 20:57:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-11-21 20:57:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-11-21 20:57:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-21 20:57:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-21 20:57:08,633 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 20:57:08,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 20:57:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-21 20:57:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-21 20:57:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-21 20:57:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-21 20:57:08,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-21 20:57:08,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-21 20:57:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-21 20:57:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-21 20:57:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-21 20:57:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-21 20:57:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 20:57:08,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 20:57:08,635 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_close [2023-11-21 20:57:08,636 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_close [2023-11-21 20:57:08,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 20:57:08,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 20:57:08,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 20:57:08,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 20:57:08,636 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2023-11-21 20:57:08,636 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2023-11-21 20:57:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-21 20:57:08,637 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-21 20:57:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_set_power_state [2023-11-21 20:57:08,637 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_set_power_state [2023-11-21 20:57:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-21 20:57:08,637 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-21 20:57:08,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_tulip_cleanup_19_2 [2023-11-21 20:57:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_tulip_cleanup_19_2 [2023-11-21 20:57:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2023-11-21 20:57:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2023-11-21 20:57:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-21 20:57:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-21 20:57:08,638 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_tx_timeout [2023-11-21 20:57:08,638 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_tx_timeout [2023-11-21 20:57:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_check_duplex [2023-11-21 20:57:08,639 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_check_duplex [2023-11-21 20:57:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-21 20:57:08,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-21 20:57:08,639 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2023-11-21 20:57:08,639 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2023-11-21 20:57:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2023-11-21 20:57:08,640 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2023-11-21 20:57:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 20:57:08,640 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 20:57:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-21 20:57:08,640 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-21 20:57:08,640 INFO L130 BoogieDeclarations]: Found specification of procedure comet_timer [2023-11-21 20:57:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure comet_timer [2023-11-21 20:57:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-11-21 20:57:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-11-21 20:57:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-21 20:57:08,641 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-21 20:57:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 20:57:08,641 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_mdio_read [2023-11-21 20:57:08,642 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_mdio_read [2023-11-21 20:57:08,642 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-21 20:57:08,642 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-21 20:57:08,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 20:57:08,642 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-21 20:57:08,642 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-21 20:57:08,642 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-21 20:57:08,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-21 20:57:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2023-11-21 20:57:08,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2023-11-21 20:57:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 20:57:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 20:57:08,643 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 20:57:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_down [2023-11-21 20:57:08,644 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_down [2023-11-21 20:57:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_stop_rxtx___2 [2023-11-21 20:57:08,644 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_stop_rxtx___2 [2023-11-21 20:57:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-21 20:57:08,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-21 20:57:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-21 20:57:08,645 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-21 20:57:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_remove_one [2023-11-21 20:57:08,645 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_remove_one [2023-11-21 20:57:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-21 20:57:08,645 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-21 20:57:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-21 20:57:08,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-21 20:57:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure mxic_timer [2023-11-21 20:57:08,646 INFO L138 BoogieDeclarations]: Found implementation of procedure mxic_timer [2023-11-21 20:57:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-21 20:57:08,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-21 20:57:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-21 20:57:08,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-21 20:57:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_free_ring [2023-11-21 20:57:08,647 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_free_ring [2023-11-21 20:57:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-21 20:57:08,647 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-21 20:57:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_refill_rx [2023-11-21 20:57:08,647 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_refill_rx [2023-11-21 20:57:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure pnic2_timer [2023-11-21 20:57:08,647 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic2_timer [2023-11-21 20:57:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-21 20:57:08,648 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-21 20:57:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-21 20:57:08,648 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-21 20:57:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-21 20:57:08,648 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-21 20:57:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-21 20:57:08,649 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-21 20:57:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 20:57:08,649 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 20:57:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 20:57:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx [2023-11-21 20:57:08,649 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx [2023-11-21 20:57:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 20:57:08,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 20:57:08,650 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2023-11-21 20:57:08,650 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2023-11-21 20:57:08,650 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_start_rxtx [2023-11-21 20:57:08,650 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_start_rxtx [2023-11-21 20:57:08,651 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-21 20:57:08,654 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-21 20:57:08,655 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_open [2023-11-21 20:57:08,655 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_open [2023-11-21 20:57:08,655 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-21 20:57:08,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-21 20:57:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-21 20:57:08,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-21 20:57:08,656 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-21 20:57:08,656 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-21 20:57:08,662 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-21 20:57:08,662 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-21 20:57:08,662 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-21 20:57:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-21 20:57:08,663 INFO L130 BoogieDeclarations]: Found specification of procedure pnic2_start_nway [2023-11-21 20:57:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic2_start_nway [2023-11-21 20:57:08,663 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-21 20:57:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-21 20:57:08,663 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_read_eeprom [2023-11-21 20:57:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_read_eeprom [2023-11-21 20:57:08,664 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-21 20:57:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-21 20:57:08,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 20:57:08,664 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_timer [2023-11-21 20:57:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_timer [2023-11-21 20:57:08,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-21 20:57:08,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-21 20:57:09,935 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 20:57:09,940 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 20:57:11,246 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 20:57:22,785 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-21 20:57:23,116 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 20:57:39,865 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 20:57:39,865 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 20:57:39,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:57:39 BoogieIcfgContainer [2023-11-21 20:57:39,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 20:57:39,872 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 20:57:39,872 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 20:57:39,876 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 20:57:39,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 08:56:59" (1/3) ... [2023-11-21 20:57:39,877 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275ea123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 08:57:39, skipping insertion in model container [2023-11-21 20:57:39,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:57:04" (2/3) ... [2023-11-21 20:57:39,878 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275ea123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 08:57:39, skipping insertion in model container [2023-11-21 20:57:39,878 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:57:39" (3/3) ... [2023-11-21 20:57:39,879 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-dec-tulip-tulip.cil.i [2023-11-21 20:57:39,903 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 20:57:39,903 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-21 20:57:40,052 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 20:57:40,069 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;@210db007, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 20:57:40,069 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-21 20:57:40,085 INFO L276 IsEmpty]: Start isEmpty. Operand has 2889 states, 1743 states have (on average 1.344807802639128) internal successors, (2344), 1838 states have internal predecessors, (2344), 1017 states have call successors, (1017), 129 states have call predecessors, (1017), 128 states have return successors, (1010), 974 states have call predecessors, (1010), 1010 states have call successors, (1010) [2023-11-21 20:57:40,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-21 20:57:40,117 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 20:57:40,118 INFO L195 NwaCegarLoop]: trace histogram [14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 20:57:40,119 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 20:57:40,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:57:40,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1389623030, now seen corresponding path program 1 times [2023-11-21 20:57:40,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 20:57:40,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21848024] [2023-11-21 20:57:40,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:57:40,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 20:57:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-21 20:57:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:41,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-21 20:57:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-21 20:57:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-21 20:57:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-21 20:57:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:41,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-21 20:57:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-21 20:57:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:41,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:41,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-21 20:57:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:42,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-21 20:57:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-21 20:57:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-21 20:57:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-21 20:57:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 20:57:42,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-21 20:57:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-21 20:57:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:57:42,418 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-21 20:57:42,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 20:57:42,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21848024] [2023-11-21 20:57:42,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21848024] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 20:57:42,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 20:57:42,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 20:57:42,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813612808] [2023-11-21 20:57:42,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 20:57:42,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 20:57:42,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 20:57:42,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 20:57:42,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 20:57:42,483 INFO L87 Difference]: Start difference. First operand has 2889 states, 1743 states have (on average 1.344807802639128) internal successors, (2344), 1838 states have internal predecessors, (2344), 1017 states have call successors, (1017), 129 states have call predecessors, (1017), 128 states have return successors, (1010), 974 states have call predecessors, (1010), 1010 states have call successors, (1010) Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16)