./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.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_829dda59-13d1-4532-9901-3602b84e6d4a/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/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_829dda59-13d1-4532-9901-3602b84e6d4a/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/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_829dda59-13d1-4532-9901-3602b84e6d4a/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 a4004c79842c1e3f65bbfc83df272ce5f8db44e958baeab0a73ea3aea59dff45 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:46:57,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:46:58,088 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:46:58,092 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:46:58,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:46:58,131 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:46:58,132 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:46:58,133 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:46:58,136 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:46:58,141 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:46:58,143 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:46:58,143 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:46:58,144 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:46:58,146 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:46:58,146 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:46:58,147 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:46:58,147 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:46:58,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:46:58,148 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:46:58,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:46:58,149 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:46:58,150 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:46:58,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:46:58,151 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:46:58,152 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:46:58,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:46:58,153 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:46:58,153 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:46:58,154 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:46:58,154 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:46:58,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:46:58,156 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:46:58,156 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:46:58,156 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:46:58,156 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:46:58,157 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:46:58,157 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_829dda59-13d1-4532-9901-3602b84e6d4a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4004c79842c1e3f65bbfc83df272ce5f8db44e958baeab0a73ea3aea59dff45 [2023-11-19 07:46:58,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:46:58,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:46:58,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:46:58,522 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:46:58,523 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:46:58,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-19 07:47:01,685 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:47:02,662 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:47:02,663 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-19 07:47:02,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/bin/uautomizer-verify-uCwYo4JHxu/data/5165111e2/5e483323b57a4536a95523e63a9c8370/FLAG821372f0d [2023-11-19 07:47:02,764 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/bin/uautomizer-verify-uCwYo4JHxu/data/5165111e2/5e483323b57a4536a95523e63a9c8370 [2023-11-19 07:47:02,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:47:02,773 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:47:02,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:47:02,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:47:02,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:47:02,790 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:02" (1/1) ... [2023-11-19 07:47:02,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@200e473a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:02, skipping insertion in model container [2023-11-19 07:47:02,792 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:02" (1/1) ... [2023-11-19 07:47:03,043 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:47:08,005 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_829dda59-13d1-4532-9901-3602b84e6d4a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[450146,450159] [2023-11-19 07:47:08,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:47:08,121 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:47:08,316 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6261] [2023-11-19 07:47:08,318 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6268] [2023-11-19 07:47:08,351 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"); [6920] [2023-11-19 07:47:08,351 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)); [6927] [2023-11-19 07:47:08,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6934] [2023-11-19 07:47:08,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [8015-8016] [2023-11-19 07:47:08,392 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/e5e3e20/linux-drivers-clk1/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [8065-8066] [2023-11-19 07:47:08,393 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"); [8071-8073] [2023-11-19 07:47:08,394 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; incl %0": "+m" (v->counter)); [8093] [2023-11-19 07:47:08,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8197] [2023-11-19 07:47:08,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/mm.h"), "i" (488), "i" (12UL)); [8254-8255] [2023-11-19 07:47:08,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [8315] [2023-11-19 07:47:08,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [8323-8324] [2023-11-19 07:47:08,404 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)); [8399-8400] [2023-11-19 07:47:08,406 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)); [8433-8434] [2023-11-19 07:47:08,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (79), "i" (12UL)); [8474-8475] [2023-11-19 07:47:08,409 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (91), "i" (12UL)); [8503-8504] [2023-11-19 07:47:08,437 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [8945-8946] [2023-11-19 07:47:08,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8952] [2023-11-19 07:47:08,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9561] [2023-11-19 07:47:08,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9608] [2023-11-19 07:47:08,467 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [9620] [2023-11-19 07:47:08,469 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next_rxd) [9681] [2023-11-19 07:47:08,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10292] [2023-11-19 07:47:08,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [11931] [2023-11-19 07:47:08,597 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/intel/igbvf/netdev.c"), "i" (2086), "i" (12UL)); [11975-11976] [2023-11-19 07:47:08,598 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/intel/igbvf/netdev.c"), "i" (2109), "i" (12UL)); [12011-12012] [2023-11-19 07:47:08,602 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12126] [2023-11-19 07:47:08,603 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [12130] [2023-11-19 07:47:08,722 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_829dda59-13d1-4532-9901-3602b84e6d4a/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[450146,450159] [2023-11-19 07:47:08,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:47:09,060 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:47:09,060 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:47:09,091 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:47:09,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09 WrapperNode [2023-11-19 07:47:09,092 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:47:09,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:47:09,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:47:09,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:47:09,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (1/1) ... [2023-11-19 07:47:09,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (1/1) ... [2023-11-19 07:47:09,566 INFO L138 Inliner]: procedures = 528, calls = 3356, calls flagged for inlining = 306, calls inlined = 284, statements flattened = 8894 [2023-11-19 07:47:09,567 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:47:09,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:47:09,568 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:47:09,568 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:47:09,579 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (1/1) ... [2023-11-19 07:47:09,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (1/1) ... [2023-11-19 07:47:09,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (1/1) ... [2023-11-19 07:47:09,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (1/1) ... [2023-11-19 07:47:09,935 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (1/1) ... [2023-11-19 07:47:09,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (1/1) ... [2023-11-19 07:47:10,022 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (1/1) ... [2023-11-19 07:47:10,109 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (1/1) ... [2023-11-19 07:47:10,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:47:10,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:47:10,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:47:10,188 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:47:10,189 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (1/1) ... [2023-11-19 07:47:10,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:47:10,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:47:10,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:47:10,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_829dda59-13d1-4532-9901-3602b84e6d4a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:47:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2023-11-19 07:47:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2023-11-19 07:47:10,267 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 07:47:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 07:47:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:47:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:47:10,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-19 07:47:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-19 07:47:10,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 07:47:10,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 07:47:10,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:47:10,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:47:10,269 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-19 07:47:10,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-19 07:47:10,270 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_function_pointers_vf [2023-11-19 07:47:10,270 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_function_pointers_vf [2023-11-19 07:47:10,270 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2023-11-19 07:47:10,270 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2023-11-19 07:47:10,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-19 07:47:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-19 07:47:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 07:47:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 07:47:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 07:47:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 07:47:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_alloc_rx_buffers [2023-11-19 07:47:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_alloc_rx_buffers [2023-11-19 07:47:10,272 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 07:47:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 07:47:10,272 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_mac_addr_vf [2023-11-19 07:47:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_mac_addr_vf [2023-11-19 07:47:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_close [2023-11-19 07:47:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_close [2023-11-19 07:47:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:47:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:47:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 07:47:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw_vf [2023-11-19 07:47:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw_vf [2023-11-19 07:47:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_maybe_stop_tx [2023-11-19 07:47:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_maybe_stop_tx [2023-11-19 07:47:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 07:47:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 07:47:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:47:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 07:47:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 07:47:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 07:47:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 07:47:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 07:47:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_irq [2023-11-19 07:47:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_irq [2023-11-19 07:47:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:47:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:47:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-19 07:47:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-19 07:47:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_suspend [2023-11-19 07:47:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_suspend [2023-11-19 07:47:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:47:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-19 07:47:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-19 07:47:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-19 07:47:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-19 07:47:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-19 07:47:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-19 07:47:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-19 07:47:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-19 07:47:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 07:47:10,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 07:47:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:47:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_assign_vector [2023-11-19 07:47:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_assign_vector [2023-11-19 07:47:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:47:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:47:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 07:47:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 07:47:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:47:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_desc_unused [2023-11-19 07:47:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_desc_unused [2023-11-19 07:47:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:47:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 07:47:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 07:47:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 07:47:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:47:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_netpoll [2023-11-19 07:47:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_netpoll [2023-11-19 07:47:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 07:47:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 07:47:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset_interrupt_capability [2023-11-19 07:47:10,283 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset_interrupt_capability [2023-11-19 07:47:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2023-11-19 07:47:10,283 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2023-11-19 07:47:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:47:10,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:47:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_msg_vf [2023-11-19 07:47:10,284 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_msg_vf [2023-11-19 07:47:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 07:47:10,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 07:47:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-19 07:47:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-19 07:47:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2023-11-19 07:47:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2023-11-19 07:47:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 07:47:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 07:47:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_tx_resources [2023-11-19 07:47:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_tx_resources [2023-11-19 07:47:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2023-11-19 07:47:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2023-11-19 07:47:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 07:47:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 07:47:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-19 07:47:10,287 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-19 07:47:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:47:10,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:47:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2023-11-19 07:47:10,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2023-11-19 07:47:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-19 07:47:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-19 07:47:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:47:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 07:47:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 07:47:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 07:47:10,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 07:47:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 07:47:10,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 07:47:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-19 07:47:10,290 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-19 07:47:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_msix [2023-11-19 07:47:10,290 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_msix [2023-11-19 07:47:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:47:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_open [2023-11-19 07:47:10,291 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_open [2023-11-19 07:47:10,291 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 07:47:10,291 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 07:47:10,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:47:10,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:47:10,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:47:10,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:47:10,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:47:10,292 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-19 07:47:10,292 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-19 07:47:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_nway_reset [2023-11-19 07:47:10,293 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_nway_reset [2023-11-19 07:47:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset [2023-11-19 07:47:10,293 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset [2023-11-19 07:47:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_posted_mbx [2023-11-19 07:47:10,293 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_posted_mbx [2023-11-19 07:47:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:47:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:47:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_enable [2023-11-19 07:47:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_enable [2023-11-19 07:47:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 07:47:10,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 07:47:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-19 07:47:10,295 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-19 07:47:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reinit_locked [2023-11-19 07:47:10,295 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reinit_locked [2023-11-19 07:47:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:47:10,296 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:47:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 07:47:10,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 07:47:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_update_stats [2023-11-19 07:47:10,296 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_update_stats [2023-11-19 07:47:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_vlan_rx_add_vid [2023-11-19 07:47:10,297 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_vlan_rx_add_vid [2023-11-19 07:47:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 07:47:10,297 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 07:47:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 07:47:10,297 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 07:47:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_bit_vf [2023-11-19 07:47:10,298 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_bit_vf [2023-11-19 07:47:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_hw_vf [2023-11-19 07:47:10,298 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_hw_vf [2023-11-19 07:47:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:47:10,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:47:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-19 07:47:10,299 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-19 07:47:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_ack [2023-11-19 07:47:10,299 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_ack [2023-11-19 07:47:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 07:47:10,299 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 07:47:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:47:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:47:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:47:10,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:47:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 07:47:10,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 07:47:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set_vf [2023-11-19 07:47:10,301 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set_vf [2023-11-19 07:47:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-19 07:47:10,301 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-19 07:47:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 07:47:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 07:47:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-19 07:47:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-19 07:47:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_down [2023-11-19 07:47:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_down [2023-11-19 07:47:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 07:47:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 07:47:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_regs_len [2023-11-19 07:47:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_regs_len [2023-11-19 07:47:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_irq [2023-11-19 07:47:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_irq [2023-11-19 07:47:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-19 07:47:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-19 07:47:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-19 07:47:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-19 07:47:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link_vf [2023-11-19 07:47:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link_vf [2023-11-19 07:47:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 07:47:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 07:47:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:47:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:47:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 07:47:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 07:47:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_ring [2023-11-19 07:47:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_ring [2023-11-19 07:47:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_v2p_mailbox [2023-11-19 07:47:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_v2p_mailbox [2023-11-19 07:47:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-19 07:47:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-19 07:47:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-19 07:47:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-19 07:47:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 07:47:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 07:47:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:47:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:47:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:47:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_remove [2023-11-19 07:47:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_remove [2023-11-19 07:47:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-19 07:47:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-19 07:47:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 07:47:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 07:47:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_disable [2023-11-19 07:47:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_disable [2023-11-19 07:47:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:47:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure [2023-11-19 07:47:10,310 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure [2023-11-19 07:47:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_rx_resources [2023-11-19 07:47:10,310 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_rx_resources [2023-11-19 07:47:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_rx_ring [2023-11-19 07:47:10,310 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_rx_ring [2023-11-19 07:47:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-19 07:47:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-19 07:47:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_obtain_mbx_lock_vf [2023-11-19 07:47:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_obtain_mbx_lock_vf [2023-11-19 07:47:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-19 07:47:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-19 07:47:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:47:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:47:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:47:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:47:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:47:10,312 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_ack_vf [2023-11-19 07:47:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_ack_vf [2023-11-19 07:47:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:47:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:47:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 07:47:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 07:47:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 07:47:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 07:47:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-19 07:47:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-19 07:47:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_request_irq [2023-11-19 07:47:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_request_irq [2023-11-19 07:47:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_resume [2023-11-19 07:47:10,315 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_resume [2023-11-19 07:47:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 07:47:10,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 07:47:10,315 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 07:47:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 07:47:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:47:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:47:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_put_txbuf [2023-11-19 07:47:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_put_txbuf [2023-11-19 07:47:10,316 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2023-11-19 07:47:10,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2023-11-19 07:47:10,317 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_msg [2023-11-19 07:47:10,317 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_msg [2023-11-19 07:47:10,317 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2023-11-19 07:47:10,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2023-11-19 07:47:10,317 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-19 07:47:10,318 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-19 07:47:10,318 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 07:47:10,318 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 07:47:10,318 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-19 07:47:10,318 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-19 07:47:10,319 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_shutdown [2023-11-19 07:47:10,319 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_shutdown [2023-11-19 07:47:10,319 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 07:47:10,319 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 07:47:10,319 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-19 07:47:10,319 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-19 07:47:10,320 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_tx_resources [2023-11-19 07:47:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_tx_resources [2023-11-19 07:47:10,320 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:47:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:47:10,320 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_eeprom_len [2023-11-19 07:47:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_eeprom_len [2023-11-19 07:47:10,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:47:10,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2023-11-19 07:47:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2023-11-19 07:47:10,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:47:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:47:10,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:47:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:47:10,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2023-11-19 07:47:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2023-11-19 07:47:10,322 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-19 07:47:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-19 07:47:10,322 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 07:47:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 07:47:10,323 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-11-19 07:47:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-11-19 07:47:10,323 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_resume [2023-11-19 07:47:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_resume [2023-11-19 07:47:10,323 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_rx_resources [2023-11-19 07:47:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_rx_resources [2023-11-19 07:47:10,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-19 07:47:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-19 07:47:10,324 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_multi [2023-11-19 07:47:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_multi [2023-11-19 07:47:10,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 07:47:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 07:47:10,325 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_timeout [2023-11-19 07:47:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_timeout [2023-11-19 07:47:10,325 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-19 07:47:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-19 07:47:10,325 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-19 07:47:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-19 07:47:10,326 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_posted_mbx [2023-11-19 07:47:10,326 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_posted_mbx [2023-11-19 07:47:10,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-19 07:47:10,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-19 07:47:10,326 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-19 07:47:10,326 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-19 07:47:10,327 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_up [2023-11-19 07:47:10,327 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_up [2023-11-19 07:47:10,327 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 07:47:10,327 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 07:47:10,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:47:10,327 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2023-11-19 07:47:10,328 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2023-11-19 07:47:10,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 07:47:10,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 07:47:10,328 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 07:47:11,701 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:47:11,707 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:47:12,091 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:47:21,828 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 07:47:22,208 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:47:22,250 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:47:22,250 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:47:22,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:22 BoogieIcfgContainer [2023-11-19 07:47:22,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:47:22,276 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:47:22,276 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:47:22,280 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:47:22,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:47:02" (1/3) ... [2023-11-19 07:47:22,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c094ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:47:22, skipping insertion in model container [2023-11-19 07:47:22,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:09" (2/3) ... [2023-11-19 07:47:22,283 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c094ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:47:22, skipping insertion in model container [2023-11-19 07:47:22,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:22" (3/3) ... [2023-11-19 07:47:22,284 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-19 07:47:22,305 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:47:22,305 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:47:22,455 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:47:22,464 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;@1fcff6c7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:47:22,465 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:47:22,486 INFO L276 IsEmpty]: Start isEmpty. Operand has 3321 states, 2370 states have (on average 1.3185654008438819) internal successors, (3125), 2411 states have internal predecessors, (3125), 788 states have call successors, (788), 163 states have call predecessors, (788), 162 states have return successors, (780), 766 states have call predecessors, (780), 780 states have call successors, (780) [2023-11-19 07:47:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2023-11-19 07:47:22,543 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:22,545 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:47:22,546 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:22,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:22,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1275303117, now seen corresponding path program 1 times [2023-11-19 07:47:22,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:47:22,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112049130] [2023-11-19 07:47:22,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:22,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:47:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:47:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:47:24,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:47:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:47:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:47:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:47:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:47:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:47:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:47:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:47:24,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:47:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:47:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:47:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:47:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:47:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-19 07:47:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-19 07:47:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-19 07:47:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-19 07:47:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-19 07:47:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-19 07:47:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-19 07:47:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-19 07:47:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-19 07:47:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:24,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-11-19 07:47:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-19 07:47:24,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-19 07:47:24,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:47:24,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112049130] [2023-11-19 07:47:24,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112049130] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:47:24,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:47:24,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:47:24,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947901561] [2023-11-19 07:47:24,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:47:24,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:47:24,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:47:24,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:47:24,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:47:24,878 INFO L87 Difference]: Start difference. First operand has 3321 states, 2370 states have (on average 1.3185654008438819) internal successors, (3125), 2411 states have internal predecessors, (3125), 788 states have call successors, (788), 163 states have call predecessors, (788), 162 states have return successors, (780), 766 states have call predecessors, (780), 780 states have call successors, (780) Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-11-19 07:47:37,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:47:37,762 INFO L93 Difference]: Finished difference Result 10552 states and 15377 transitions. [2023-11-19 07:47:37,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:47:37,765 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 291 [2023-11-19 07:47:37,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:47:37,867 INFO L225 Difference]: With dead ends: 10552 [2023-11-19 07:47:37,867 INFO L226 Difference]: Without dead ends: 7269 [2023-11-19 07:47:37,903 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 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 07:47:37,907 INFO L413 NwaCegarLoop]: 3241 mSDtfsCounter, 7104 mSDsluCounter, 4772 mSDsCounter, 0 mSdLazyCounter, 3942 mSolverCounterSat, 2497 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7839 SdHoareTripleChecker+Valid, 8013 SdHoareTripleChecker+Invalid, 6439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2497 IncrementalHoareTripleChecker+Valid, 3942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2023-11-19 07:47:37,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7839 Valid, 8013 Invalid, 6439 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2497 Valid, 3942 Invalid, 0 Unknown, 0 Unchecked, 11.8s Time] [2023-11-19 07:47:37,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7269 states. [2023-11-19 07:47:38,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7269 to 6489. [2023-11-19 07:47:38,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6489 states, 4653 states have (on average 1.2965828497743392) internal successors, (6033), 4731 states have internal predecessors, (6033), 1514 states have call successors, (1514), 322 states have call predecessors, (1514), 321 states have return successors, (1511), 1483 states have call predecessors, (1511), 1511 states have call successors, (1511) [2023-11-19 07:47:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6489 states to 6489 states and 9058 transitions. [2023-11-19 07:47:38,587 INFO L78 Accepts]: Start accepts. Automaton has 6489 states and 9058 transitions. Word has length 291 [2023-11-19 07:47:38,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:47:38,593 INFO L495 AbstractCegarLoop]: Abstraction has 6489 states and 9058 transitions. [2023-11-19 07:47:38,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-11-19 07:47:38,594 INFO L276 IsEmpty]: Start isEmpty. Operand 6489 states and 9058 transitions. [2023-11-19 07:47:38,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2023-11-19 07:47:38,624 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:38,624 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:47:38,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:47:38,625 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:38,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:38,629 INFO L85 PathProgramCache]: Analyzing trace with hash -195589169, now seen corresponding path program 1 times [2023-11-19 07:47:38,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:47:38,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971085306] [2023-11-19 07:47:38,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:38,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:47:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:47:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:47:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:47:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:47:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:47:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:47:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:47:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:47:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:47:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:47:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:47:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:47:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:47:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:47:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:47:39,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-19 07:47:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-19 07:47:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-19 07:47:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-19 07:47:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-19 07:47:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-19 07:47:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-19 07:47:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-19 07:47:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-19 07:47:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-11-19 07:47:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2023-11-19 07:47:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-19 07:47:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-19 07:47:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-19 07:47:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:39,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-11-19 07:47:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2023-11-19 07:47:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2023-11-19 07:47:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2023-11-19 07:47:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2023-11-19 07:47:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2817 trivial. 0 not checked. [2023-11-19 07:47:40,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:47:40,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971085306] [2023-11-19 07:47:40,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971085306] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:47:40,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:47:40,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:47:40,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075813835] [2023-11-19 07:47:40,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:47:40,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:47:40,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:47:40,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:47:40,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:47:40,082 INFO L87 Difference]: Start difference. First operand 6489 states and 9058 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36)