./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qla3xxx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qla3xxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme --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 bdcb32e90fffda272ef4414cda96d9fa59a53e22555da4af86a588968a9c4dd7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:50:40,061 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:50:40,182 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 11:50:40,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:50:40,187 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:50:40,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:50:40,217 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:50:40,217 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:50:40,218 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:50:40,219 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:50:40,219 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:50:40,220 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:50:40,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:50:40,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:50:40,222 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:50:40,223 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:50:40,224 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:50:40,224 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:50:40,225 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:50:40,226 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:50:40,226 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:50:40,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:50:40,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:50:40,228 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:50:40,229 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:50:40,230 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:50:40,230 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:50:40,231 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:50:40,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:50:40,232 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:50:40,233 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:50:40,233 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:50:40,234 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:50:40,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:50:40,235 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:50:40,236 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:50:40,236 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:50:40,237 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:50:40,237 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:50:40,238 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_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdcb32e90fffda272ef4414cda96d9fa59a53e22555da4af86a588968a9c4dd7 [2023-11-26 11:50:40,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:50:40,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:50:40,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:50:40,544 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:50:40,545 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:50:40,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qla3xxx.ko-entry_point.cil.out.i [2023-11-26 11:50:43,829 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:50:44,549 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:50:44,550 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qla3xxx.ko-entry_point.cil.out.i [2023-11-26 11:50:44,611 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/data/6780531e5/cc3ca857ddae41048c775920ce7080b8/FLAG7a5c30475 [2023-11-26 11:50:44,629 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/data/6780531e5/cc3ca857ddae41048c775920ce7080b8 [2023-11-26 11:50:44,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:50:44,639 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:50:44,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:50:44,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:50:44,646 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:50:44,647 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:50:44" (1/1) ... [2023-11-26 11:50:44,648 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7074ff68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:44, skipping insertion in model container [2023-11-26 11:50:44,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:50:44" (1/1) ... [2023-11-26 11:50:44,817 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:50:47,736 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_5032e770-0360-4046-b8e9-99069b35ca9f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qla3xxx.ko-entry_point.cil.out.i[355549,355562] [2023-11-26 11:50:47,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:50:47,861 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:50:48,014 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"); [5920] [2023-11-26 11:50:48,016 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)); [5927] [2023-11-26 11:50:48,016 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [5935-5936] [2023-11-26 11:50:48,033 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)); [6070] [2023-11-26 11:50:48,033 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; decl %0": "+m" (v->counter)); [6077] [2023-11-26 11:50:48,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6180] [2023-11-26 11:50:48,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6187] [2023-11-26 11:50:48,053 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)); [6416-6417] [2023-11-26 11:50:48,055 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)); [6445-6446] [2023-11-26 11:50:48,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (84), "i" (12UL)); [6479-6480] [2023-11-26 11:50:48,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (96), "i" (12UL)); [6503-6504] [2023-11-26 11:50:48,069 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" (507), "i" (12UL)); [6839-6840] [2023-11-26 11:50:48,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6845] [2023-11-26 11:50:48,159 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8805] [2023-11-26 11:50:48,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8861] [2023-11-26 11:50:48,167 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [8969] [2023-11-26 11:50:48,169 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb2->data) [9016] [2023-11-26 11:50:48,256 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9060] [2023-11-26 11:50:48,281 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9406] [2023-11-26 11:50:48,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9412] [2023-11-26 11:50:48,283 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9430] [2023-11-26 11:50:48,390 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_5032e770-0360-4046-b8e9-99069b35ca9f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qla3xxx.ko-entry_point.cil.out.i[355549,355562] [2023-11-26 11:50:48,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:50:48,703 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:50:48,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48 WrapperNode [2023-11-26 11:50:48,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:50:48,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:50:48,706 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:50:48,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:50:48,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:48,844 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:49,102 INFO L138 Inliner]: procedures = 409, calls = 2719, calls flagged for inlining = 209, calls inlined = 190, statements flattened = 7121 [2023-11-26 11:50:49,103 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:50:49,104 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:50:49,105 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:50:49,105 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:50:49,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:49,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:49,175 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:51,183 INFO L175 MemorySlicer]: Split 1170 memory accesses to 29 slices as follows [16, 8, 17, 8, 7, 41, 7, 7, 5, 6, 5, 4, 28, 2, 2, 4, 4, 4, 46, 2, 2, 8, 3, 900, 8, 2, 8, 8, 8]. 77 percent of accesses are in the largest equivalence class. The 359 initializations are split as follows [12, 8, 2, 8, 7, 41, 7, 7, 5, 6, 5, 4, 28, 2, 0, 4, 4, 0, 0, 2, 0, 8, 3, 164, 8, 0, 8, 8, 8]. The 222 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 16, 0, 1, 0, 0, 202, 0, 1, 0, 0, 0]. [2023-11-26 11:50:51,184 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:51,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:51,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:51,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:51,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:51,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:51,516 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:50:51,517 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:50:51,517 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:50:51,517 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:50:51,518 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (1/1) ... [2023-11-26 11:50:51,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:50:51,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:50:51,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:50:51,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:50:51,603 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_link_speed [2023-11-26 11:50:51,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_link_speed [2023-11-26 11:50:51,604 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-26 11:50:51,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-26 11:50:51,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-26 11:50:51,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-26 11:50:51,604 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-26 11:50:51,605 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-26 11:50:51,606 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_state_machine_work [2023-11-26 11:50:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_state_machine_work [2023-11-26 11:50:51,606 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-26 11:50:51,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-26 11:50:51,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-26 11:50:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-26 11:50:51,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 11:50:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 11:50:51,609 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2023-11-26 11:50:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2023-11-26 11:50:51,610 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-26 11:50:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-26 11:50:51,610 INFO L130 BoogieDeclarations]: Found specification of procedure ql_this_adapter_controls_port [2023-11-26 11:50:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_this_adapter_controls_port [2023-11-26 11:50:51,610 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-26 11:50:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-26 11:50:51,611 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_interrupts [2023-11-26 11:50:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_interrupts [2023-11-26 11:50:51,611 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-26 11:50:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-26 11:50:51,611 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-26 11:50:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-26 11:50:51,612 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_common_reg_l [2023-11-26 11:50:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_common_reg_l [2023-11-26 11:50:51,612 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_send_free_list [2023-11-26 11:50:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_send_free_list [2023-11-26 11:50:51,612 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-26 11:50:51,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-26 11:50:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-26 11:50:51,613 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-26 11:50:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-26 11:50:51,613 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-26 11:50:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2023-11-26 11:50:51,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2023-11-26 11:50:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_set_mac_address [2023-11-26 11:50:51,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_set_mac_address [2023-11-26 11:50:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cycle_adapter [2023-11-26 11:50:51,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cycle_adapter [2023-11-26 11:50:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mac_cfg_soft_reset [2023-11-26 11:50:51,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mac_cfg_soft_reset [2023-11-26 11:50:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-26 11:50:51,617 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-26 11:50:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-26 11:50:51,617 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-26 11:50:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-26 11:50:51,618 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-26 11:50:51,618 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_disable_scan_mode [2023-11-26 11:50:51,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_disable_scan_mode [2023-11-26 11:50:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-26 11:50:51,619 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-26 11:50:51,619 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-26 11:50:51,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-26 11:50:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:50:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-26 11:50:51,620 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-26 11:50:51,620 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_page0_reg_l [2023-11-26 11:50:51,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_page0_reg_l [2023-11-26 11:50:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2023-11-26 11:50:51,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2023-11-26 11:50:51,621 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-11-26 11:50:51,622 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-11-26 11:50:51,622 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-26 11:50:51,622 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-26 11:50:51,622 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-26 11:50:51,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-26 11:50:51,623 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2023-11-26 11:50:51,623 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2023-11-26 11:50:51,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-26 11:50:51,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-26 11:50:51,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-26 11:50:51,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-26 11:50:51,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-26 11:50:51,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-26 11:50:51,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-26 11:50:51,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-26 11:50:51,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-26 11:50:51,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-26 11:50:51,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-26 11:50:51,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-26 11:50:51,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-26 11:50:51,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-26 11:50:51,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-26 11:50:51,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-26 11:50:51,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-26 11:50:51,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-26 11:50:51,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-26 11:50:51,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-26 11:50:51,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-26 11:50:51,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-26 11:50:51,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-26 11:50:51,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2023-11-26 11:50:51,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2023-11-26 11:50:51,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2023-11-26 11:50:51,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2023-11-26 11:50:51,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2023-11-26 11:50:51,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2023-11-26 11:50:51,630 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-26 11:50:51,630 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-26 11:50:51,630 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-26 11:50:51,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-26 11:50:51,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-26 11:50:51,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-26 11:50:51,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-26 11:50:51,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-26 11:50:51,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-26 11:50:51,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-26 11:50:51,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-26 11:50:51,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-26 11:50:51,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-26 11:50:51,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-26 11:50:51,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-26 11:50:51,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-26 11:50:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-26 11:50:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-26 11:50:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-26 11:50:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-26 11:50:51,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-26 11:50:51,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-26 11:50:51,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-26 11:50:51,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-26 11:50:51,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-26 11:50:51,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-26 11:50:51,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-26 11:50:51,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2023-11-26 11:50:51,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2023-11-26 11:50:51,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2023-11-26 11:50:51,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2023-11-26 11:50:51,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2023-11-26 11:50:51,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2023-11-26 11:50:51,642 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_5 [2023-11-26 11:50:51,643 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_5 [2023-11-26 11:50:51,649 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_page1_reg [2023-11-26 11:50:51,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_page1_reg [2023-11-26 11:50:51,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:50:51,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:50:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 11:50:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 11:50:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 11:50:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 11:50:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 11:50:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 11:50:51,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 11:50:51,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 11:50:51,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 11:50:51,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 11:50:51,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 11:50:51,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 11:50:51,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 11:50:51,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 11:50:51,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-26 11:50:51,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-26 11:50:51,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-26 11:50:51,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-26 11:50:51,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-26 11:50:51,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-26 11:50:51,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-26 11:50:51,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-26 11:50:51,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-26 11:50:51,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-26 11:50:51,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-26 11:50:51,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-26 11:50:51,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-26 11:50:51,654 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-26 11:50:51,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-26 11:50:51,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-26 11:50:51,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-26 11:50:51,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-26 11:50:51,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-26 11:50:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-26 11:50:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-26 11:50:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-26 11:50:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-26 11:50:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-26 11:50:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-26 11:50:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-26 11:50:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-26 11:50:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2023-11-26 11:50:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2023-11-26 11:50:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2023-11-26 11:50:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2023-11-26 11:50:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2023-11-26 11:50:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2023-11-26 11:50:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2023-11-26 11:50:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2023-11-26 11:50:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2023-11-26 11:50:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2023-11-26 11:50:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2023-11-26 11:50:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2023-11-26 11:50:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2023-11-26 11:50:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2023-11-26 11:50:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2023-11-26 11:50:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2023-11-26 11:50:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2023-11-26 11:50:51,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-26 11:50:51,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-26 11:50:51,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-26 11:50:51,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-26 11:50:51,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-26 11:50:51,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-26 11:50:51,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-26 11:50:51,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-26 11:50:51,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-26 11:50:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-26 11:50:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-26 11:50:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-26 11:50:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2023-11-26 11:50:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2023-11-26 11:50:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2023-11-26 11:50:51,660 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2023-11-26 11:50:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2023-11-26 11:50:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2023-11-26 11:50:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2023-11-26 11:50:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2023-11-26 11:50:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2023-11-26 11:50:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2023-11-26 11:50:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2023-11-26 11:50:51,661 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2023-11-26 11:50:51,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2023-11-26 11:50:51,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2023-11-26 11:50:51,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2023-11-26 11:50:51,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2023-11-26 11:50:51,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2023-11-26 11:50:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-26 11:50:51,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-26 11:50:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2023-11-26 11:50:51,663 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2023-11-26 11:50:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-26 11:50:51,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-26 11:50:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_register_page [2023-11-26 11:50:51,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_register_page [2023-11-26 11:50:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-26 11:50:51,664 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-26 11:50:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_read_reg_ex [2023-11-26 11:50:51,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_read_reg_ex [2023-11-26 11:50:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure ql_phy_init_ex [2023-11-26 11:50:51,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_phy_init_ex [2023-11-26 11:50:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-26 11:50:51,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-26 11:50:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_common_reg_l [2023-11-26 11:50:51,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_common_reg_l [2023-11-26 11:50:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_common_reg [2023-11-26 11:50:51,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_common_reg [2023-11-26 11:50:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 11:50:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2023-11-26 11:50:51,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2023-11-26 11:50:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_page2_reg [2023-11-26 11:50:51,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_page2_reg [2023-11-26 11:50:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:50:51,667 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_5 [2023-11-26 11:50:51,671 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_5 [2023-11-26 11:50:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_common_reg [2023-11-26 11:50:51,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_common_reg [2023-11-26 11:50:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-26 11:50:51,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-26 11:50:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 11:50:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 11:50:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 11:50:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 11:50:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 11:50:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 11:50:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 11:50:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 11:50:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 11:50:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 11:50:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 11:50:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 11:50:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 11:50:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 11:50:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 11:50:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 11:50:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-26 11:50:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-26 11:50:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-26 11:50:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-26 11:50:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-26 11:50:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-26 11:50:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-26 11:50:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-26 11:50:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-26 11:50:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-26 11:50:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-26 11:50:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2023-11-26 11:50:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2023-11-26 11:50:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_read_reg [2023-11-26 11:50:51,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_read_reg [2023-11-26 11:50:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2023-11-26 11:50:51,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2023-11-26 11:50:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-26 11:50:51,680 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-26 11:50:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-26 11:50:51,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-26 11:50:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_nvram_reg [2023-11-26 11:50:51,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_nvram_reg [2023-11-26 11:50:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-26 11:50:51,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-26 11:50:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-26 11:50:51,681 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-26 11:50:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_for_drvr_lock [2023-11-26 11:50:51,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_for_drvr_lock [2023-11-26 11:50:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-26 11:50:51,681 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-26 11:50:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_enable_scan_mode [2023-11-26 11:50:51,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_enable_scan_mode [2023-11-26 11:50:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-26 11:50:51,682 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-26 11:50:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_timeout_work [2023-11-26 11:50:51,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_timeout_work [2023-11-26 11:50:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-26 11:50:51,683 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-26 11:50:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-26 11:50:51,683 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-26 11:50:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:50:51,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:50:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_for_mii_ready [2023-11-26 11:50:51,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_for_mii_ready [2023-11-26 11:50:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-26 11:50:51,684 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-26 11:50:51,684 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_large_buffers [2023-11-26 11:50:51,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_large_buffers [2023-11-26 11:50:51,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-26 11:50:51,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-26 11:50:51,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-26 11:50:51,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-26 11:50:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-26 11:50:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-26 11:50:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-26 11:50:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-26 11:50:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-26 11:50:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-26 11:50:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-26 11:50:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-26 11:50:51,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-26 11:50:51,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-26 11:50:51,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-26 11:50:51,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-26 11:50:51,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-26 11:50:51,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-26 11:50:51,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-26 11:50:51,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-26 11:50:51,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-26 11:50:51,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-26 11:50:51,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-26 11:50:51,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2023-11-26 11:50:51,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2023-11-26 11:50:51,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2023-11-26 11:50:51,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2023-11-26 11:50:51,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2023-11-26 11:50:51,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2023-11-26 11:50:51,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-26 11:50:51,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-26 11:50:51,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-26 11:50:51,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-26 11:50:51,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-26 11:50:51,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-26 11:50:51,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-26 11:50:51,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-26 11:50:51,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-26 11:50:51,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-26 11:50:51,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-26 11:50:51,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-26 11:50:51,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-26 11:50:51,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-26 11:50:51,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-26 11:50:51,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-26 11:50:51,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-26 11:50:51,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-26 11:50:51,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-26 11:50:51,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-26 11:50:51,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-26 11:50:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-26 11:50:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-26 11:50:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2023-11-26 11:50:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2023-11-26 11:50:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2023-11-26 11:50:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2023-11-26 11:50:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2023-11-26 11:50:51,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2023-11-26 11:50:51,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 11:50:51,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 11:50:51,692 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-26 11:50:51,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-26 11:50:51,692 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-26 11:50:51,692 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-26 11:50:51,692 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2023-11-26 11:50:51,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2023-11-26 11:50:51,693 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-11-26 11:50:51,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-11-26 11:50:51,694 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-26 11:50:51,694 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-26 11:50:51,694 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_page0_reg [2023-11-26 11:50:51,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_page0_reg [2023-11-26 11:50:51,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 11:50:51,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 11:50:51,695 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-26 11:50:51,695 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-26 11:50:51,695 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-26 11:50:51,695 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-26 11:50:51,695 INFO L130 BoogieDeclarations]: Found specification of procedure PHY_Setup [2023-11-26 11:50:51,695 INFO L138 BoogieDeclarations]: Found implementation of procedure PHY_Setup [2023-11-26 11:50:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-26 11:50:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-26 11:50:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-26 11:50:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-26 11:50:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-26 11:50:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-26 11:50:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-26 11:50:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-26 11:50:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-26 11:50:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-26 11:50:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-26 11:50:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-26 11:50:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-26 11:50:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-26 11:50:51,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-26 11:50:51,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-26 11:50:51,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2023-11-26 11:50:51,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2023-11-26 11:50:51,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2023-11-26 11:50:51,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2023-11-26 11:50:51,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2023-11-26 11:50:51,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2023-11-26 11:50:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2023-11-26 11:50:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2023-11-26 11:50:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2023-11-26 11:50:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2023-11-26 11:50:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2023-11-26 11:50:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2023-11-26 11:50:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2023-11-26 11:50:51,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-26 11:50:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-26 11:50:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-26 11:50:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-26 11:50:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-26 11:50:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-26 11:50:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-26 11:50:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-26 11:50:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-26 11:50:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-26 11:50:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-26 11:50:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-26 11:50:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-26 11:50:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-26 11:50:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-26 11:50:51,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-26 11:50:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2023-11-26 11:50:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2023-11-26 11:50:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2023-11-26 11:50:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2023-11-26 11:50:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2023-11-26 11:50:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2023-11-26 11:50:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2023-11-26 11:50:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2023-11-26 11:50:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2023-11-26 11:50:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2023-11-26 11:50:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2023-11-26 11:50:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2023-11-26 11:50:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2023-11-26 11:50:51,703 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_buffer_queues [2023-11-26 11:50:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_buffer_queues [2023-11-26 11:50:51,703 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:50:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:50:51,704 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-26 11:50:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-26 11:50:51,704 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-26 11:50:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-26 11:50:51,704 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-26 11:50:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-26 11:50:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-26 11:50:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-26 11:50:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:50:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-26 11:50:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-26 11:50:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 11:50:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 11:50:51,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 11:50:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 11:50:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 11:50:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 11:50:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 11:50:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 11:50:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 11:50:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 11:50:51,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 11:50:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 11:50:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 11:50:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 11:50:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 11:50:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 11:50:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-26 11:50:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-26 11:50:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-26 11:50:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-26 11:50:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-26 11:50:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-26 11:50:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-26 11:50:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-26 11:50:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-26 11:50:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-26 11:50:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-26 11:50:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2023-11-26 11:50:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2023-11-26 11:50:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-26 11:50:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-26 11:50:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2023-11-26 11:50:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2023-11-26 11:50:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 11:50:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 11:50:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 11:50:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 11:50:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 11:50:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 11:50:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 11:50:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 11:50:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 11:50:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 11:50:51,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 11:50:51,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 11:50:51,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 11:50:51,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 11:50:51,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 11:50:51,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 11:50:51,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-26 11:50:51,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-26 11:50:51,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-26 11:50:51,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-26 11:50:51,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-26 11:50:51,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-26 11:50:51,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-26 11:50:51,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-26 11:50:51,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-26 11:50:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-26 11:50:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-26 11:50:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2023-11-26 11:50:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2023-11-26 11:50:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-11-26 11:50:51,717 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-11-26 11:50:51,717 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 11:50:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 11:50:51,718 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-26 11:50:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-26 11:50:51,718 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-26 11:50:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-26 11:50:51,718 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-26 11:50:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-26 11:50:51,718 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-26 11:50:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-26 11:50:51,719 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_page0_reg [2023-11-26 11:50:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_page0_reg [2023-11-26 11:50:51,719 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-26 11:50:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-26 11:50:51,719 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_link_full_dup [2023-11-26 11:50:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_link_full_dup [2023-11-26 11:50:51,719 INFO L130 BoogieDeclarations]: Found specification of procedure ql_reset_work [2023-11-26 11:50:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_reset_work [2023-11-26 11:50:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-26 11:50:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-26 11:50:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure ql3xxx_tx_timeout [2023-11-26 11:50:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ql3xxx_tx_timeout [2023-11-26 11:50:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure ql_supported_modes [2023-11-26 11:50:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_supported_modes [2023-11-26 11:50:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-26 11:50:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-26 11:50:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-26 11:50:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-26 11:50:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure ql_is_fiber [2023-11-26 11:50:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_is_fiber [2023-11-26 11:50:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-26 11:50:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-26 11:50:51,722 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 11:50:51,722 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 11:50:51,722 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_net_req_rsp_queues [2023-11-26 11:50:51,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_net_req_rsp_queues [2023-11-26 11:50:51,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:50:51,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:50:51,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:50:51,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 11:50:51,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 11:50:51,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 11:50:51,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 11:50:51,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 11:50:51,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 11:50:51,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 11:50:51,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 11:50:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 11:50:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 11:50:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 11:50:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 11:50:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 11:50:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-26 11:50:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-26 11:50:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-26 11:50:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-26 11:50:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-26 11:50:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-26 11:50:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-26 11:50:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-26 11:50:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-26 11:50:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-26 11:50:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-26 11:50:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-26 11:50:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-26 11:50:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-26 11:50:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-26 11:50:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 11:50:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 11:50:51,727 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_write_reg_ex [2023-11-26 11:50:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_write_reg_ex [2023-11-26 11:50:51,727 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2023-11-26 11:50:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2023-11-26 11:50:51,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-26 11:50:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-26 11:50:51,727 INFO L130 BoogieDeclarations]: Found specification of procedure ql_port_start [2023-11-26 11:50:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_port_start [2023-11-26 11:50:51,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-26 11:50:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-26 11:50:51,728 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-11-26 11:50:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-11-26 11:50:51,728 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_auto_cfg_status [2023-11-26 11:50:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_auto_cfg_status [2023-11-26 11:50:51,728 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mii_write_reg [2023-11-26 11:50:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mii_write_reg [2023-11-26 11:50:51,729 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2023-11-26 11:50:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2023-11-26 11:50:51,729 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-26 11:50:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-26 11:50:51,729 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-26 11:50:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-26 11:50:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-26 11:50:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-26 11:50:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-26 11:50:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-26 11:50:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-26 11:50:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:50:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:50:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:50:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:50:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 11:50:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 11:50:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 11:50:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 11:50:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 11:50:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 11:50:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 11:50:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 11:50:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 11:50:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 11:50:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 11:50:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 11:50:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-26 11:50:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-26 11:50:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-26 11:50:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-26 11:50:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-26 11:50:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-26 11:50:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-26 11:50:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-26 11:50:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-26 11:50:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-26 11:50:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-26 11:50:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-26 11:50:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-26 11:50:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2023-11-26 11:50:51,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2023-11-26 11:50:53,053 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:50:53,059 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:51:00,228 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 11:51:02,026 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:51:02,520 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:51:02,520 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 11:51:02,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:51:02 BoogieIcfgContainer [2023-11-26 11:51:02,523 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:51:02,525 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:51:02,526 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:51:02,529 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:51:02,529 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:50:44" (1/3) ... [2023-11-26 11:51:02,531 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e664b7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:51:02, skipping insertion in model container [2023-11-26 11:51:02,531 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:48" (2/3) ... [2023-11-26 11:51:02,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e664b7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:51:02, skipping insertion in model container [2023-11-26 11:51:02,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:51:02" (3/3) ... [2023-11-26 11:51:02,533 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--qlogic--qla3xxx.ko-entry_point.cil.out.i [2023-11-26 11:51:02,555 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:51:02,555 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:51:02,687 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:51:02,694 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;@b38a78b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:51:02,695 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:51:02,710 INFO L276 IsEmpty]: Start isEmpty. Operand has 2593 states, 1738 states have (on average 1.4367088607594938) internal successors, (2497), 1792 states have internal predecessors, (2497), 722 states have call successors, (722), 132 states have call predecessors, (722), 131 states have return successors, (712), 701 states have call predecessors, (712), 712 states have call successors, (712) [2023-11-26 11:51:02,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-26 11:51:02,780 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:02,781 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 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] [2023-11-26 11:51:02,782 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:02,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:02,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1916345960, now seen corresponding path program 1 times [2023-11-26 11:51:02,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:51:02,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3530695] [2023-11-26 11:51:02,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:02,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:51:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:03,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:51:03,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3530695] [2023-11-26 11:51:03,679 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 11:51:03,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1413678302] [2023-11-26 11:51:03,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:03,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:03,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:51:03,688 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:51:03,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 11:51:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:05,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 3450 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:51:05,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:51:05,811 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2023-11-26 11:51:05,812 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:51:05,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1413678302] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:51:05,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:51:05,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:51:05,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384715473] [2023-11-26 11:51:05,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:05,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:51:05,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:51:05,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:51:05,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:51:05,869 INFO L87 Difference]: Start difference. First operand has 2593 states, 1738 states have (on average 1.4367088607594938) internal successors, (2497), 1792 states have internal predecessors, (2497), 722 states have call successors, (722), 132 states have call predecessors, (722), 131 states have return successors, (712), 701 states have call predecessors, (712), 712 states have call successors, (712) Second operand has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-26 11:51:07,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:51:07,285 INFO L93 Difference]: Finished difference Result 5183 states and 8103 transitions. [2023-11-26 11:51:07,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:51:07,288 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 184 [2023-11-26 11:51:07,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:51:07,340 INFO L225 Difference]: With dead ends: 5183 [2023-11-26 11:51:07,340 INFO L226 Difference]: Without dead ends: 2574 [2023-11-26 11:51:07,372 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:51:07,378 INFO L413 NwaCegarLoop]: 3676 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3676 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:51:07,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3676 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-26 11:51:07,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2574 states. [2023-11-26 11:51:07,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2574 to 2574. [2023-11-26 11:51:07,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2574 states, 1731 states have (on average 1.4020797227036395) internal successors, (2427), 1773 states have internal predecessors, (2427), 712 states have call successors, (712), 131 states have call predecessors, (712), 130 states have return successors, (711), 700 states have call predecessors, (711), 711 states have call successors, (711) [2023-11-26 11:51:07,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2574 states and 3850 transitions. [2023-11-26 11:51:07,654 INFO L78 Accepts]: Start accepts. Automaton has 2574 states and 3850 transitions. Word has length 184 [2023-11-26 11:51:07,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:51:07,655 INFO L495 AbstractCegarLoop]: Abstraction has 2574 states and 3850 transitions. [2023-11-26 11:51:07,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-26 11:51:07,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 3850 transitions. [2023-11-26 11:51:07,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-26 11:51:07,674 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:07,674 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 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] [2023-11-26 11:51:07,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:51:07,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:07,890 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:07,890 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:07,890 INFO L85 PathProgramCache]: Analyzing trace with hash 637925668, now seen corresponding path program 1 times [2023-11-26 11:51:07,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:51:07,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530048397] [2023-11-26 11:51:07,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:07,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:51:08,213 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:51:08,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [884570292] [2023-11-26 11:51:08,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:08,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:08,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:51:08,221 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:51:08,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 11:51:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:10,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 3450 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 11:51:10,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:51:10,121 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2023-11-26 11:51:10,121 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:51:10,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:51:10,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530048397] [2023-11-26 11:51:10,122 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:51:10,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [884570292] [2023-11-26 11:51:10,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [884570292] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:51:10,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:51:10,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:51:10,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378078428] [2023-11-26 11:51:10,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:10,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:51:10,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:51:10,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:51:10,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:51:10,126 INFO L87 Difference]: Start difference. First operand 2574 states and 3850 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-26 11:51:11,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:51:11,913 INFO L93 Difference]: Finished difference Result 2578 states and 3854 transitions. [2023-11-26 11:51:11,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:51:11,914 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 184 [2023-11-26 11:51:11,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:51:11,941 INFO L225 Difference]: With dead ends: 2578 [2023-11-26 11:51:11,941 INFO L226 Difference]: Without dead ends: 2575 [2023-11-26 11:51:11,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:51:11,945 INFO L413 NwaCegarLoop]: 3643 mSDtfsCounter, 0 mSDsluCounter, 3638 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7281 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-26 11:51:11,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7281 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-26 11:51:11,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2575 states. [2023-11-26 11:51:12,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2575 to 2575. [2023-11-26 11:51:12,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 1732 states have (on average 1.4018475750577368) internal successors, (2428), 1774 states have internal predecessors, (2428), 712 states have call successors, (712), 131 states have call predecessors, (712), 130 states have return successors, (711), 700 states have call predecessors, (711), 711 states have call successors, (711) [2023-11-26 11:51:12,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 3851 transitions. [2023-11-26 11:51:12,079 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 3851 transitions. Word has length 184 [2023-11-26 11:51:12,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:51:12,084 INFO L495 AbstractCegarLoop]: Abstraction has 2575 states and 3851 transitions. [2023-11-26 11:51:12,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-26 11:51:12,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 3851 transitions. [2023-11-26 11:51:12,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-26 11:51:12,096 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:12,096 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 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] [2023-11-26 11:51:12,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:51:12,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:12,310 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:12,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:12,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1703642647, now seen corresponding path program 1 times [2023-11-26 11:51:12,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:51:12,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478051181] [2023-11-26 11:51:12,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:12,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:51:12,522 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:51:12,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [384993054] [2023-11-26 11:51:12,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:12,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:12,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:51:12,524 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:51:12,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 11:51:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:14,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 3455 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 11:51:14,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:51:14,223 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2023-11-26 11:51:14,223 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:51:14,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:51:14,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478051181] [2023-11-26 11:51:14,224 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:51:14,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384993054] [2023-11-26 11:51:14,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384993054] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:51:14,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:51:14,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:51:14,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67382445] [2023-11-26 11:51:14,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:14,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:51:14,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:51:14,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:51:14,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:51:14,227 INFO L87 Difference]: Start difference. First operand 2575 states and 3851 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-26 11:51:16,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:51:16,752 INFO L93 Difference]: Finished difference Result 7343 states and 10995 transitions. [2023-11-26 11:51:16,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:51:16,753 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 186 [2023-11-26 11:51:16,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:51:16,810 INFO L225 Difference]: With dead ends: 7343 [2023-11-26 11:51:16,811 INFO L226 Difference]: Without dead ends: 4792 [2023-11-26 11:51:16,834 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:51:16,837 INFO L413 NwaCegarLoop]: 3626 mSDtfsCounter, 3406 mSDsluCounter, 3494 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3406 SdHoareTripleChecker+Valid, 7120 SdHoareTripleChecker+Invalid, 486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:51:16,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3406 Valid, 7120 Invalid, 486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 464 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-26 11:51:16,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4792 states. [2023-11-26 11:51:17,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4792 to 4774. [2023-11-26 11:51:17,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4774 states, 3225 states have (on average 1.4024806201550388) internal successors, (4523), 3307 states have internal predecessors, (4523), 1306 states have call successors, (1306), 243 states have call predecessors, (1306), 242 states have return successors, (1305), 1280 states have call predecessors, (1305), 1305 states have call successors, (1305) [2023-11-26 11:51:17,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4774 states to 4774 states and 7134 transitions. [2023-11-26 11:51:17,105 INFO L78 Accepts]: Start accepts. Automaton has 4774 states and 7134 transitions. Word has length 186 [2023-11-26 11:51:17,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:51:17,106 INFO L495 AbstractCegarLoop]: Abstraction has 4774 states and 7134 transitions. [2023-11-26 11:51:17,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-26 11:51:17,107 INFO L276 IsEmpty]: Start isEmpty. Operand 4774 states and 7134 transitions. [2023-11-26 11:51:17,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2023-11-26 11:51:17,127 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:17,128 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:51:17,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:51:17,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-26 11:51:17,341 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:17,342 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:17,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1599537282, now seen corresponding path program 1 times [2023-11-26 11:51:17,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:51:17,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173953699] [2023-11-26 11:51:17,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:17,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:51:17,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:17,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:51:17,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173953699] [2023-11-26 11:51:17,795 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 11:51:17,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134269824] [2023-11-26 11:51:17,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:17,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:17,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:51:17,797 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:51:17,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 11:51:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:19,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 4591 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 11:51:19,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:51:19,865 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2023-11-26 11:51:19,875 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:51:19,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1134269824] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:51:19,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:51:19,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:51:19,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278967014] [2023-11-26 11:51:19,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:19,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:51:19,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:51:19,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:51:19,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:51:19,880 INFO L87 Difference]: Start difference. First operand 4774 states and 7134 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 2 states have call successors, (63), 2 states have call predecessors, (63), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2023-11-26 11:51:21,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:51:21,852 INFO L93 Difference]: Finished difference Result 9550 states and 14284 transitions. [2023-11-26 11:51:21,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:51:21,853 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 2 states have call successors, (63), 2 states have call predecessors, (63), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) Word has length 371 [2023-11-26 11:51:21,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:51:21,907 INFO L225 Difference]: With dead ends: 9550 [2023-11-26 11:51:21,907 INFO L226 Difference]: Without dead ends: 4800 [2023-11-26 11:51:21,938 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 369 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:51:21,942 INFO L413 NwaCegarLoop]: 3643 mSDtfsCounter, 10 mSDsluCounter, 3640 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 7283 SdHoareTripleChecker+Invalid, 416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-26 11:51:21,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 7283 Invalid, 416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-26 11:51:21,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4800 states. [2023-11-26 11:51:22,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4800 to 4776. [2023-11-26 11:51:22,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4776 states, 3227 states have (on average 1.4022311744654479) internal successors, (4525), 3309 states have internal predecessors, (4525), 1306 states have call successors, (1306), 243 states have call predecessors, (1306), 242 states have return successors, (1305), 1280 states have call predecessors, (1305), 1305 states have call successors, (1305) [2023-11-26 11:51:22,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4776 states to 4776 states and 7136 transitions. [2023-11-26 11:51:22,273 INFO L78 Accepts]: Start accepts. Automaton has 4776 states and 7136 transitions. Word has length 371 [2023-11-26 11:51:22,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:51:22,274 INFO L495 AbstractCegarLoop]: Abstraction has 4776 states and 7136 transitions. [2023-11-26 11:51:22,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 2 states have call successors, (63), 2 states have call predecessors, (63), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2023-11-26 11:51:22,276 INFO L276 IsEmpty]: Start isEmpty. Operand 4776 states and 7136 transitions. [2023-11-26 11:51:22,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-26 11:51:22,297 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:22,297 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:51:22,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-26 11:51:22,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:22,519 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:22,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:22,519 INFO L85 PathProgramCache]: Analyzing trace with hash -665966068, now seen corresponding path program 1 times [2023-11-26 11:51:22,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:51:22,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598172084] [2023-11-26 11:51:22,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:22,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:51:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:22,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:51:22,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598172084] [2023-11-26 11:51:22,966 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 11:51:22,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44218104] [2023-11-26 11:51:22,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:22,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:22,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:51:22,968 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:51:22,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5032e770-0360-4046-b8e9-99069b35ca9f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 11:51:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:24,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 4258 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 11:51:24,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:51:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2023-11-26 11:51:24,906 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:51:24,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44218104] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:51:24,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:51:24,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:51:24,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93271761] [2023-11-26 11:51:24,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:24,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:51:24,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:51:24,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:51:24,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:51:24,910 INFO L87 Difference]: Start difference. First operand 4776 states and 7136 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42)