./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-3com-3c59x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl --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 079fce486bad33abab391a672044e04aae9233622e9697c4aac88598201cd13f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:19:30,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:19:30,776 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:19:30,783 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:19:30,784 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:19:30,822 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:19:30,823 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:19:30,824 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:19:30,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:19:30,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:19:30,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:19:30,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:19:30,834 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:19:30,836 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:19:30,836 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:19:30,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:19:30,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:19:30,837 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:19:30,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:19:30,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:19:30,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:19:30,839 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:19:30,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:19:30,842 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:19:30,843 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:19:30,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:19:30,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:19:30,844 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:19:30,844 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:19:30,845 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:19:30,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:19:30,846 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:19:30,846 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:19:30,847 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:19:30,847 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:19:30,847 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:19:30,847 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_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079fce486bad33abab391a672044e04aae9233622e9697c4aac88598201cd13f [2023-11-12 02:19:31,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:19:31,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:19:31,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:19:31,204 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:19:31,205 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:19:31,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-12 02:19:34,281 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:19:35,019 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:19:35,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-12 02:19:35,086 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/data/594868de3/9d8669b17326432e9143d599d6ea2991/FLAGd5a07453b [2023-11-12 02:19:35,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/data/594868de3/9d8669b17326432e9143d599d6ea2991 [2023-11-12 02:19:35,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:19:35,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:19:35,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:19:35,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:19:35,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:19:35,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:19:35" (1/1) ... [2023-11-12 02:19:35,126 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df1cee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:35, skipping insertion in model container [2023-11-12 02:19:35,126 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:19:35" (1/1) ... [2023-11-12 02:19:35,366 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:19:39,267 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_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423587,423600] [2023-11-12 02:19:39,272 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_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423734,423747] [2023-11-12 02:19:39,272 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_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423873,423886] [2023-11-12 02:19:39,273 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_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[424031,424044] [2023-11-12 02:19:39,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:19:39,352 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:19:39,524 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"); [5379] [2023-11-12 02:19:39,526 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)); [5386] [2023-11-12 02:19:39,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5393] [2023-11-12 02:19:39,530 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)); [5438-5439] [2023-11-12 02:19:39,530 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"); [5444-5446] [2023-11-12 02:19:39,531 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" (809), "i" (12UL)); [5471-5472] [2023-11-12 02:19:39,532 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"); [5477-5479] [2023-11-12 02:19:39,532 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" (814), "i" (12UL)); [5503-5504] [2023-11-12 02:19:39,533 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"); [5509-5511] [2023-11-12 02:19:39,541 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)); [5734-5735] [2023-11-12 02:19:39,544 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)); [5768-5769] [2023-11-12 02:19:39,546 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)); [5805-5806] [2023-11-12 02:19:39,547 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)); [5842-5843] [2023-11-12 02:19:39,862 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 *)"drivers/net/ethernet/3com/3c59x.c"), "i" (3233), "i" (12UL)); [11506-11507] [2023-11-12 02:19:39,948 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_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423587,423600] [2023-11-12 02:19:39,948 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_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423734,423747] [2023-11-12 02:19:39,949 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_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423873,423886] [2023-11-12 02:19:39,950 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_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[424031,424044] [2023-11-12 02:19:39,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:19:40,319 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:19:40,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40 WrapperNode [2023-11-12 02:19:40,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:19:40,322 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:19:40,322 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:19:40,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:19:40,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (1/1) ... [2023-11-12 02:19:40,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (1/1) ... [2023-11-12 02:19:40,863 INFO L138 Inliner]: procedures = 447, calls = 4270, calls flagged for inlining = 247, calls inlined = 238, statements flattened = 9965 [2023-11-12 02:19:40,863 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:19:40,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:19:40,864 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:19:40,864 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:19:40,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (1/1) ... [2023-11-12 02:19:40,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (1/1) ... [2023-11-12 02:19:40,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (1/1) ... [2023-11-12 02:19:40,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (1/1) ... [2023-11-12 02:19:41,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (1/1) ... [2023-11-12 02:19:41,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (1/1) ... [2023-11-12 02:19:41,345 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (1/1) ... [2023-11-12 02:19:41,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (1/1) ... [2023-11-12 02:19:41,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:19:41,425 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:19:41,425 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:19:41,425 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:19:41,426 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (1/1) ... [2023-11-12 02:19:41,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:19:41,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:19:41,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:19:41,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbf4335-9c2f-46a7-90b1-b2550d59ebf0/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:19:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 02:19:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 02:19:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 02:19:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 02:19:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-12 02:19:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-12 02:19:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-12 02:19:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-12 02:19:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2023-11-12 02:19:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2023-11-12 02:19:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 02:19:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 02:19:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:19:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:19:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-12 02:19:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-12 02:19:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2023-11-12 02:19:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2023-11-12 02:19:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2023-11-12 02:19:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2023-11-12 02:19:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-12 02:19:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-12 02:19:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2023-11-12 02:19:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2023-11-12 02:19:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 02:19:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 02:19:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-12 02:19:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-12 02:19:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-12 02:19:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-12 02:19:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2023-11-12 02:19:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2023-11-12 02:19:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-12 02:19:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-12 02:19:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-12 02:19:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-12 02:19:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 02:19:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 02:19:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2023-11-12 02:19:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2023-11-12 02:19:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 02:19:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 02:19:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 02:19:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 02:19:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-12 02:19:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-12 02:19:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-12 02:19:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-12 02:19:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-12 02:19:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-12 02:19:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-12 02:19:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-12 02:19:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 02:19:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 02:19:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 02:19:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 02:19:41,510 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-12 02:19:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-12 02:19:41,510 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 02:19:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 02:19:41,510 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-12 02:19:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-12 02:19:41,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:19:41,511 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2023-11-12 02:19:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2023-11-12 02:19:41,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-12 02:19:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-12 02:19:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 02:19:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 02:19:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 02:19:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 02:19:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-12 02:19:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-12 02:19:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 02:19:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2023-11-12 02:19:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2023-11-12 02:19:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-12 02:19:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-12 02:19:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2023-11-12 02:19:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2023-11-12 02:19:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 02:19:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 02:19:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-12 02:19:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-12 02:19:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 02:19:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 02:19:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:19:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 02:19:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 02:19:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:19:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2023-11-12 02:19:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2023-11-12 02:19:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-12 02:19:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-12 02:19:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 02:19:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 02:19:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 02:19:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 02:19:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 02:19:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 02:19:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 02:19:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 02:19:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 02:19:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 02:19:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2023-11-12 02:19:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2023-11-12 02:19:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-12 02:19:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-12 02:19:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-12 02:19:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-12 02:19:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 02:19:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 02:19:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2023-11-12 02:19:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2023-11-12 02:19:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 02:19:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 02:19:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2023-11-12 02:19:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2023-11-12 02:19:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:19:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-12 02:19:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-12 02:19:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-12 02:19:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-12 02:19:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-12 02:19:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-12 02:19:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-12 02:19:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-12 02:19:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-12 02:19:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-12 02:19:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-12 02:19:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-12 02:19:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:19:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 02:19:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 02:19:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 02:19:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 02:19:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:19:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-12 02:19:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-12 02:19:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 02:19:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 02:19:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-12 02:19:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-12 02:19:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 02:19:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 02:19:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2023-11-12 02:19:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2023-11-12 02:19:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 02:19:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 02:19:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2023-11-12 02:19:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2023-11-12 02:19:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-12 02:19:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-12 02:19:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-12 02:19:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-12 02:19:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2023-11-12 02:19:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2023-11-12 02:19:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2023-11-12 02:19:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2023-11-12 02:19:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2023-11-12 02:19:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2023-11-12 02:19:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 02:19:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 02:19:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-12 02:19:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-12 02:19:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2023-11-12 02:19:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2023-11-12 02:19:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 02:19:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 02:19:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2023-11-12 02:19:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2023-11-12 02:19:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-12 02:19:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-12 02:19:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2023-11-12 02:19:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2023-11-12 02:19:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-12 02:19:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-12 02:19:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2023-11-12 02:19:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2023-11-12 02:19:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2023-11-12 02:19:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2023-11-12 02:19:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-12 02:19:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-12 02:19:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:19:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:19:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-12 02:19:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-12 02:19:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2023-11-12 02:19:41,591 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2023-11-12 02:19:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 02:19:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 02:19:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 02:19:41,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 02:19:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-12 02:19:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-12 02:19:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-12 02:19:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-12 02:19:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 02:19:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 02:19:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-12 02:19:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-12 02:19:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-12 02:19:41,593 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-12 02:19:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-12 02:19:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-12 02:19:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:19:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-12 02:19:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-12 02:19:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-12 02:19:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-12 02:19:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2023-11-12 02:19:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2023-11-12 02:19:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:19:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2023-11-12 02:19:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2023-11-12 02:19:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2023-11-12 02:19:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2023-11-12 02:19:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:19:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:19:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:19:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 02:19:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 02:19:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-12 02:19:41,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-12 02:19:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-12 02:19:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-12 02:19:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 02:19:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 02:19:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 02:19:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 02:19:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-12 02:19:41,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-12 02:19:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-12 02:19:41,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-12 02:19:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-11-12 02:19:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-11-12 02:19:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2023-11-12 02:19:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2023-11-12 02:19:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-12 02:19:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-12 02:19:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-12 02:19:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-12 02:19:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2023-11-12 02:19:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2023-11-12 02:19:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 02:19:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 02:19:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 02:19:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 02:19:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-12 02:19:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-12 02:19:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-12 02:19:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-12 02:19:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2023-11-12 02:19:41,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2023-11-12 02:19:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:19:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-12 02:19:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-12 02:19:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2023-11-12 02:19:41,603 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2023-11-12 02:19:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-11-12 02:19:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-11-12 02:19:41,605 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-12 02:19:41,607 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-12 02:19:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:19:41,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:19:41,608 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2023-11-12 02:19:41,609 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2023-11-12 02:19:41,609 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2023-11-12 02:19:41,610 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2023-11-12 02:19:41,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-12 02:19:41,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-12 02:19:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2023-11-12 02:19:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2023-11-12 02:19:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-12 02:19:41,615 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-12 02:19:41,615 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2023-11-12 02:19:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2023-11-12 02:19:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2023-11-12 02:19:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2023-11-12 02:19:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 02:19:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 02:19:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-12 02:19:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-12 02:19:41,616 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-12 02:19:41,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-12 02:19:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-12 02:19:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-12 02:19:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 02:19:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 02:19:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:19:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 02:19:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 02:19:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-12 02:19:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-12 02:19:42,681 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:19:42,691 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:19:44,365 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 02:19:52,697 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 02:19:52,986 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:19:53,022 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:19:53,022 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 02:19:53,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:19:53 BoogieIcfgContainer [2023-11-12 02:19:53,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:19:53,034 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:19:53,034 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:19:53,038 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:19:53,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:19:35" (1/3) ... [2023-11-12 02:19:53,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ffe016e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:19:53, skipping insertion in model container [2023-11-12 02:19:53,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:19:40" (2/3) ... [2023-11-12 02:19:53,041 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ffe016e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:19:53, skipping insertion in model container [2023-11-12 02:19:53,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:19:53" (3/3) ... [2023-11-12 02:19:53,042 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-12 02:19:53,063 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:19:53,063 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-12 02:19:53,196 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:19:53,204 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;@7b95538c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:19:53,205 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-12 02:19:53,225 INFO L276 IsEmpty]: Start isEmpty. Operand has 3515 states, 2524 states have (on average 1.3973851030110935) internal successors, (3527), 2594 states have internal predecessors, (3527), 850 states have call successors, (850), 140 states have call predecessors, (850), 139 states have return successors, (841), 826 states have call predecessors, (841), 841 states have call successors, (841) [2023-11-12 02:19:53,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-12 02:19:53,266 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:19:53,267 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:19:53,268 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:19:53,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:19:53,272 INFO L85 PathProgramCache]: Analyzing trace with hash 855984714, now seen corresponding path program 1 times [2023-11-12 02:19:53,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:19:53,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755440408] [2023-11-12 02:19:53,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:19:53,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:19:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-12 02:19:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-12 02:19:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-12 02:19:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-12 02:19:54,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-12 02:19:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:54,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-12 02:19:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-12 02:19:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-12 02:19:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-12 02:19:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:54,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-12 02:19:55,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-12 02:19:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-12 02:19:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-12 02:19:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-12 02:19:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-12 02:19:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-12 02:19:55,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-12 02:19:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:19:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-12 02:19:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2023-11-12 02:19:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:19:55,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2023-11-12 02:19:55,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:19:55,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755440408] [2023-11-12 02:19:55,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755440408] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:19:55,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:19:55,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:19:55,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367334602] [2023-11-12 02:19:55,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:19:55,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:19:55,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:19:55,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:19:55,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:19:55,468 INFO L87 Difference]: Start difference. First operand has 3515 states, 2524 states have (on average 1.3973851030110935) internal successors, (3527), 2594 states have internal predecessors, (3527), 850 states have call successors, (850), 140 states have call predecessors, (850), 139 states have return successors, (841), 826 states have call predecessors, (841), 841 states have call successors, (841) Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-12 02:20:06,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:20:06,042 INFO L93 Difference]: Finished difference Result 10411 states and 15724 transitions. [2023-11-12 02:20:06,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:20:06,045 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 214 [2023-11-12 02:20:06,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:20:06,146 INFO L225 Difference]: With dead ends: 10411 [2023-11-12 02:20:06,147 INFO L226 Difference]: Without dead ends: 6917 [2023-11-12 02:20:06,186 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:20:06,190 INFO L413 NwaCegarLoop]: 4037 mSDtfsCounter, 5955 mSDsluCounter, 6088 mSDsCounter, 0 mSdLazyCounter, 3542 mSolverCounterSat, 2061 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6711 SdHoareTripleChecker+Valid, 10125 SdHoareTripleChecker+Invalid, 5603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2061 IncrementalHoareTripleChecker+Valid, 3542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2023-11-12 02:20:06,191 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6711 Valid, 10125 Invalid, 5603 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2061 Valid, 3542 Invalid, 0 Unknown, 0 Unchecked, 9.6s Time] [2023-11-12 02:20:06,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6917 states. [2023-11-12 02:20:06,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6917 to 6856. [2023-11-12 02:20:06,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6856 states, 4944 states have (on average 1.3871359223300972) internal successors, (6858), 5083 states have internal predecessors, (6858), 1635 states have call successors, (1635), 276 states have call predecessors, (1635), 275 states have return successors, (1632), 1602 states have call predecessors, (1632), 1632 states have call successors, (1632) [2023-11-12 02:20:06,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6856 states to 6856 states and 10125 transitions. [2023-11-12 02:20:06,805 INFO L78 Accepts]: Start accepts. Automaton has 6856 states and 10125 transitions. Word has length 214 [2023-11-12 02:20:06,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:20:06,810 INFO L495 AbstractCegarLoop]: Abstraction has 6856 states and 10125 transitions. [2023-11-12 02:20:06,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-12 02:20:06,811 INFO L276 IsEmpty]: Start isEmpty. Operand 6856 states and 10125 transitions. [2023-11-12 02:20:06,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-11-12 02:20:06,828 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:20:06,829 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:20:06,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:20:06,830 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:20:06,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:20:06,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1559832129, now seen corresponding path program 1 times [2023-11-12 02:20:06,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:20:06,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580062123] [2023-11-12 02:20:06,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:20:06,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:20:07,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-12 02:20:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-12 02:20:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-12 02:20:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-12 02:20:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-12 02:20:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-12 02:20:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-12 02:20:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-12 02:20:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-12 02:20:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-12 02:20:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-12 02:20:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-12 02:20:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-12 02:20:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-12 02:20:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-12 02:20:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-12 02:20:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-12 02:20:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-12 02:20:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2023-11-12 02:20:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:20:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:20:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-12 02:20:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-12 02:20:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:20:07,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1279 trivial. 0 not checked. [2023-11-12 02:20:07,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:20:07,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580062123] [2023-11-12 02:20:07,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580062123] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:20:07,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:20:07,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:20:07,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390551887] [2023-11-12 02:20:07,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:20:07,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:20:07,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:20:07,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:20:07,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:20:07,949 INFO L87 Difference]: Start difference. First operand 6856 states and 10125 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24)