./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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/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_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 079fce486bad33abab391a672044e04aae9233622e9697c4aac88598201cd13f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:53:53,995 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:53:54,159 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:53:54,166 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:53:54,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:53:54,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:53:54,210 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:53:54,211 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:53:54,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:53:54,218 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:53:54,219 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:53:54,220 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:53:54,220 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:53:54,223 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:53:54,224 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:53:54,225 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:53:54,225 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:53:54,226 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:53:54,226 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:53:54,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:53:54,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:53:54,228 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:53:54,230 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:53:54,232 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:53:54,232 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:53:54,233 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:53:54,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:53:54,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:53:54,235 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:53:54,235 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:53:54,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:53:54,237 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:53:54,237 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:53:54,238 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:53:54,238 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:53:54,238 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:53:54,239 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_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079fce486bad33abab391a672044e04aae9233622e9697c4aac88598201cd13f [2023-11-19 07:53:54,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:53:54,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:53:54,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:53:54,649 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:53:54,650 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:53:54,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-19 07:53:57,896 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:53:58,718 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:53:58,719 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-19 07:53:58,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/data/a6b89be1b/b8fa702412dc4a57b9246d9d56bd1329/FLAGf6c931169 [2023-11-19 07:53:58,810 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/data/a6b89be1b/b8fa702412dc4a57b9246d9d56bd1329 [2023-11-19 07:53:58,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:53:58,815 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:53:58,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:53:58,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:53:58,823 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:53:58,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:58" (1/1) ... [2023-11-19 07:53:58,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63e6f0ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:58, skipping insertion in model container [2023-11-19 07:53:58,826 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:58" (1/1) ... [2023-11-19 07:53:59,046 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:54:02,827 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_ae401766-b007-4399-8c09-4eccb3e6a246/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423587,423600] [2023-11-19 07:54:02,838 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_ae401766-b007-4399-8c09-4eccb3e6a246/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423734,423747] [2023-11-19 07:54:02,839 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_ae401766-b007-4399-8c09-4eccb3e6a246/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423873,423886] [2023-11-19 07:54:02,840 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_ae401766-b007-4399-8c09-4eccb3e6a246/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[424031,424044] [2023-11-19 07:54:02,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:02,948 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:54:03,142 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] [2023-11-19 07:54:03,144 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] [2023-11-19 07:54:03,144 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5393] [2023-11-19 07:54:03,147 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] [2023-11-19 07:54:03,148 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] [2023-11-19 07:54:03,149 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] [2023-11-19 07:54:03,150 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] [2023-11-19 07:54:03,151 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] [2023-11-19 07:54:03,152 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] [2023-11-19 07:54:03,160 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] [2023-11-19 07:54:03,162 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] [2023-11-19 07:54:03,164 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] [2023-11-19 07:54:03,166 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] [2023-11-19 07:54:03,435 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] [2023-11-19 07:54:03,580 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_ae401766-b007-4399-8c09-4eccb3e6a246/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423587,423600] [2023-11-19 07:54:03,580 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_ae401766-b007-4399-8c09-4eccb3e6a246/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423734,423747] [2023-11-19 07:54:03,581 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_ae401766-b007-4399-8c09-4eccb3e6a246/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[423873,423886] [2023-11-19 07:54:03,582 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_ae401766-b007-4399-8c09-4eccb3e6a246/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i[424031,424044] [2023-11-19 07:54:03,600 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:54:03,936 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:54:03,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03 WrapperNode [2023-11-19 07:54:03,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:54:03,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:03,938 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:54:03,939 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:54:03,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (1/1) ... [2023-11-19 07:54:04,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (1/1) ... [2023-11-19 07:54:04,479 INFO L138 Inliner]: procedures = 447, calls = 4270, calls flagged for inlining = 247, calls inlined = 238, statements flattened = 9965 [2023-11-19 07:54:04,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:54:04,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:54:04,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:54:04,481 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:54:04,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (1/1) ... [2023-11-19 07:54:04,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (1/1) ... [2023-11-19 07:54:04,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (1/1) ... [2023-11-19 07:54:04,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (1/1) ... [2023-11-19 07:54:04,835 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (1/1) ... [2023-11-19 07:54:04,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (1/1) ... [2023-11-19 07:54:04,928 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (1/1) ... [2023-11-19 07:54:04,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (1/1) ... [2023-11-19 07:54:04,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:54:05,000 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:54:05,000 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:54:05,000 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:54:05,002 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (1/1) ... [2023-11-19 07:54:05,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:54:05,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:54:05,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:54:05,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae401766-b007-4399-8c09-4eccb3e6a246/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:54:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 07:54:05,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 07:54:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:54:05,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:54:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-19 07:54:05,073 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-19 07:54:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-19 07:54:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-19 07:54:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2023-11-19 07:54:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2023-11-19 07:54:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 07:54:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 07:54:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:54:05,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:54:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 07:54:05,075 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 07:54:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2023-11-19 07:54:05,076 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2023-11-19 07:54:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2023-11-19 07:54:05,076 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2023-11-19 07:54:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-19 07:54:05,076 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-19 07:54:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2023-11-19 07:54:05,077 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2023-11-19 07:54:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 07:54:05,077 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 07:54:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-19 07:54:05,078 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-19 07:54:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-19 07:54:05,078 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-19 07:54:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2023-11-19 07:54:05,078 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2023-11-19 07:54:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-19 07:54:05,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-19 07:54:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 07:54:05,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 07:54:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:54:05,079 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:54:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2023-11-19 07:54:05,080 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2023-11-19 07:54:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 07:54:05,080 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 07:54:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:54:05,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 07:54:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 07:54:05,081 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 07:54:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-19 07:54:05,081 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-19 07:54:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 07:54:05,081 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 07:54:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-19 07:54:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-19 07:54:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 07:54:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 07:54:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:54:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:54:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-19 07:54:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-19 07:54:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:54:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:54:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-19 07:54:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-19 07:54:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:54:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2023-11-19 07:54:05,084 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2023-11-19 07:54:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-19 07:54:05,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-19 07:54:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 07:54:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 07:54:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 07:54:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 07:54:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-19 07:54:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-19 07:54:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:54:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2023-11-19 07:54:05,086 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2023-11-19 07:54:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-19 07:54:05,086 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-19 07:54:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2023-11-19 07:54:05,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2023-11-19 07:54:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:54:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:54:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-19 07:54:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-19 07:54:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 07:54:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 07:54:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:54:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:54:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 07:54:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:54:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2023-11-19 07:54:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2023-11-19 07:54:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-19 07:54:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-19 07:54:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 07:54:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 07:54:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:54:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:54:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 07:54:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 07:54:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 07:54:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 07:54:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 07:54:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 07:54:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2023-11-19 07:54:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2023-11-19 07:54:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-19 07:54:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-19 07:54:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-19 07:54:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-19 07:54:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 07:54:05,092 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 07:54:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2023-11-19 07:54:05,092 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2023-11-19 07:54:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:54:05,092 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:54:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2023-11-19 07:54:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2023-11-19 07:54:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:54:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 07:54:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 07:54:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-19 07:54:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-19 07:54:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 07:54:05,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 07:54:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-19 07:54:05,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-19 07:54:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-19 07:54:05,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-19 07:54:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 07:54:05,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 07:54:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:54:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:54:05,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:54:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:54:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:54:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:54:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-19 07:54:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-19 07:54:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:54:05,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:54:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-19 07:54:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-19 07:54:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:54:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:54:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2023-11-19 07:54:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2023-11-19 07:54:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:54:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:54:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2023-11-19 07:54:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2023-11-19 07:54:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-19 07:54:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-19 07:54:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-19 07:54:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-19 07:54:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2023-11-19 07:54:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2023-11-19 07:54:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2023-11-19 07:54:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2023-11-19 07:54:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2023-11-19 07:54:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2023-11-19 07:54:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:54:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:54:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-19 07:54:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-19 07:54:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2023-11-19 07:54:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2023-11-19 07:54:05,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 07:54:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 07:54:05,101 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2023-11-19 07:54:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2023-11-19 07:54:05,101 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-19 07:54:05,101 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-19 07:54:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2023-11-19 07:54:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2023-11-19 07:54:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-19 07:54:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-19 07:54:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2023-11-19 07:54:05,102 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2023-11-19 07:54:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2023-11-19 07:54:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2023-11-19 07:54:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-19 07:54:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-19 07:54:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:54:05,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:54:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-19 07:54:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-19 07:54:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2023-11-19 07:54:05,104 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2023-11-19 07:54:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:54:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:54:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:54:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:54:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 07:54:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 07:54:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-19 07:54:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-19 07:54:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-19 07:54:05,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-19 07:54:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 07:54:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 07:54:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-19 07:54:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-19 07:54:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 07:54:05,106 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 07:54:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-19 07:54:05,107 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-19 07:54:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:54:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-19 07:54:05,107 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-19 07:54:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 07:54:05,107 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 07:54:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2023-11-19 07:54:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2023-11-19 07:54:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:54:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2023-11-19 07:54:05,108 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2023-11-19 07:54:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2023-11-19 07:54:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2023-11-19 07:54:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:54:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:54:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:54:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 07:54:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 07:54:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-19 07:54:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-19 07:54:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-19 07:54:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-19 07:54:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 07:54:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 07:54:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 07:54:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 07:54:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-19 07:54:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-19 07:54:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-19 07:54:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-19 07:54:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-11-19 07:54:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-11-19 07:54:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2023-11-19 07:54:05,112 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2023-11-19 07:54:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-19 07:54:05,112 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-19 07:54:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-19 07:54:05,112 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-19 07:54:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2023-11-19 07:54:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2023-11-19 07:54:05,113 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-19 07:54:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-19 07:54:05,113 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 07:54:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 07:54:05,113 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-19 07:54:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-19 07:54:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 07:54:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 07:54:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2023-11-19 07:54:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2023-11-19 07:54:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:54:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-19 07:54:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-19 07:54:05,115 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2023-11-19 07:54:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2023-11-19 07:54:05,115 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-11-19 07:54:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-11-19 07:54:05,115 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-19 07:54:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-19 07:54:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:54:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:54:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2023-11-19 07:54:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2023-11-19 07:54:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2023-11-19 07:54:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2023-11-19 07:54:05,117 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:54:05,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:54:05,117 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2023-11-19 07:54:05,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2023-11-19 07:54:05,117 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-19 07:54:05,117 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-19 07:54:05,117 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2023-11-19 07:54:05,118 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2023-11-19 07:54:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2023-11-19 07:54:05,118 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2023-11-19 07:54:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 07:54:05,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 07:54:05,118 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-19 07:54:05,119 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-19 07:54:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-19 07:54:05,119 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-19 07:54:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-19 07:54:05,119 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-19 07:54:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 07:54:05,119 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 07:54:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:54:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 07:54:05,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 07:54:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-19 07:54:05,120 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-19 07:54:06,448 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:54:06,459 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:54:08,043 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:54:16,076 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 07:54:16,310 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:54:16,346 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:54:16,346 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 07:54:16,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:54:16 BoogieIcfgContainer [2023-11-19 07:54:16,366 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:54:16,369 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:54:16,369 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:54:16,373 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:54:16,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:53:58" (1/3) ... [2023-11-19 07:54:16,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7278a834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:54:16, skipping insertion in model container [2023-11-19 07:54:16,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:54:03" (2/3) ... [2023-11-19 07:54:16,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7278a834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:54:16, skipping insertion in model container [2023-11-19 07:54:16,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:54:16" (3/3) ... [2023-11-19 07:54:16,377 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-19 07:54:16,399 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:54:16,399 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-19 07:54:16,530 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:54:16,538 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;@4c83d4c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:54:16,538 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-19 07:54:16,556 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) [2023-11-19 07:54:16,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 07:54:16,598 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:16,599 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] [2023-11-19 07:54:16,601 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] === [2023-11-19 07:54:16,609 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:16,609 INFO L85 PathProgramCache]: Analyzing trace with hash 855984714, now seen corresponding path program 1 times [2023-11-19 07:54:16,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:16,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313508849] [2023-11-19 07:54:16,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:16,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:54:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:54:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:54:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:54:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:54:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:54:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:54:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:54:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:54:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:54:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:54:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:54:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:54:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:54:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:54:18,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-19 07:54:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-19 07:54:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-19 07:54:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2023-11-19 07:54:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2023-11-19 07:54:18,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:54:18,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313508849] [2023-11-19 07:54:18,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313508849] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:18,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:18,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:54:18,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029738640] [2023-11-19 07:54:18,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:18,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:54:18,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:54:18,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:54:18,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:54:18,674 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) [2023-11-19 07:54:28,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:54:28,971 INFO L93 Difference]: Finished difference Result 10411 states and 15724 transitions. [2023-11-19 07:54:28,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:54:28,974 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 [2023-11-19 07:54:28,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:54:29,075 INFO L225 Difference]: With dead ends: 10411 [2023-11-19 07:54:29,075 INFO L226 Difference]: Without dead ends: 6917 [2023-11-19 07:54:29,109 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 [2023-11-19 07:54:29,114 INFO L413 NwaCegarLoop]: 4038 mSDtfsCounter, 5955 mSDsluCounter, 6089 mSDsCounter, 0 mSdLazyCounter, 3542 mSolverCounterSat, 2061 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6710 SdHoareTripleChecker+Valid, 10127 SdHoareTripleChecker+Invalid, 5603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 2061 IncrementalHoareTripleChecker+Valid, 3542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:54:29,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6710 Valid, 10127 Invalid, 5603 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [2061 Valid, 3542 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2023-11-19 07:54:29,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6917 states. [2023-11-19 07:54:29,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6917 to 6856. [2023-11-19 07:54:29,627 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) [2023-11-19 07:54:29,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6856 states to 6856 states and 10125 transitions. [2023-11-19 07:54:29,718 INFO L78 Accepts]: Start accepts. Automaton has 6856 states and 10125 transitions. Word has length 214 [2023-11-19 07:54:29,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:54:29,723 INFO L495 AbstractCegarLoop]: Abstraction has 6856 states and 10125 transitions. [2023-11-19 07:54:29,724 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) [2023-11-19 07:54:29,724 INFO L276 IsEmpty]: Start isEmpty. Operand 6856 states and 10125 transitions. [2023-11-19 07:54:29,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-11-19 07:54:29,739 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:54:29,739 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] [2023-11-19 07:54:29,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:54:29,740 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] === [2023-11-19 07:54:29,741 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:29,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1559832129, now seen corresponding path program 1 times [2023-11-19 07:54:29,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:29,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825136379] [2023-11-19 07:54:29,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:29,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:54:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:54:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:54:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:54:30,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:54:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:54:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:54:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:54:30,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:54:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:54:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:54:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:54:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:54:30,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:54:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:54:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-19 07:54:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-19 07:54:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-19 07:54:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2023-11-19 07:54:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:54:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:54:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:54:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-19 07:54:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:30,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1279 trivial. 0 not checked. [2023-11-19 07:54:30,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:54:30,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825136379] [2023-11-19 07:54:30,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825136379] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:30,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:30,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:54:30,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134314396] [2023-11-19 07:54:30,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:30,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:54:30,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:54:30,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:54:30,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:54:30,974 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)