./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--via--via-rhine.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--via--via-rhine.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2574bb2da6c0c601906b941691f4c083ed09b2a5e74baf39cfe63fadbf571c0e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:31:51,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:31:51,135 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:31:51,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:31:51,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:31:51,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:31:51,185 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:31:51,186 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:31:51,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:31:51,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:31:51,193 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:31:51,194 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:31:51,194 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:31:51,196 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:31:51,197 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:31:51,197 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:31:51,197 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:31:51,198 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:31:51,198 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:31:51,199 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:31:51,199 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:31:51,200 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:31:51,201 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:31:51,201 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:31:51,202 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:31:51,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:31:51,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:31:51,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:31:51,203 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:31:51,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:31:51,205 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:31:51,205 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:31:51,205 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:31:51,205 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:31:51,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:51,206 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:31:51,206 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:31:51,206 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:31:51,207 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:31:51,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:31:51,207 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:31:51,207 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:31:51,208 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:31:51,208 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:31:51,208 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2574bb2da6c0c601906b941691f4c083ed09b2a5e74baf39cfe63fadbf571c0e [2023-11-23 21:31:51,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:31:51,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:31:51,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:31:51,552 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:31:51,553 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:31:51,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--via--via-rhine.ko-entry_point.cil.out.i [2023-11-23 21:31:54,725 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:31:55,523 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:31:55,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--via--via-rhine.ko-entry_point.cil.out.i [2023-11-23 21:31:55,599 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/data/b10531627/1260efe671584074a17bda2b008a3a6e/FLAG399b4e8f5 [2023-11-23 21:31:55,616 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/data/b10531627/1260efe671584074a17bda2b008a3a6e [2023-11-23 21:31:55,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:31:55,624 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:31:55,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:55,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:31:55,633 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:31:55,634 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:55" (1/1) ... [2023-11-23 21:31:55,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a96de4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:55, skipping insertion in model container [2023-11-23 21:31:55,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:55" (1/1) ... [2023-11-23 21:31:55,833 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:31:59,291 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_551948d5-8283-4615-b6d8-ca87c1f89c9b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--via--via-rhine.ko-entry_point.cil.out.i[345599,345612] [2023-11-23 21:31:59,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:59,528 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:31:59,696 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"); [5667] [2023-11-23 21:31:59,698 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)); [5674] [2023-11-23 21:31:59,699 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"); [5682-5683] [2023-11-23 21:31:59,700 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [5691-5692] [2023-11-23 21:31:59,714 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5966] [2023-11-23 21:31:59,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5981] [2023-11-23 21:31:59,716 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5989] [2023-11-23 21:31:59,727 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)); [6190-6191] [2023-11-23 21:31:59,731 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)); [6219-6220] [2023-11-23 21:31:59,732 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" (108), "i" (12UL)); [6249-6250] [2023-11-23 21:31:59,736 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" (120), "i" (12UL)); [6279-6280] [2023-11-23 21:31:59,739 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/dynamic_queue_limits.h"), "i" (74), "i" (12UL)); [6350-6351] [2023-11-23 21:31:59,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6357] [2023-11-23 21:31:59,746 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)); [6548-6549] [2023-11-23 21:31:59,746 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6554] [2023-11-23 21:31:59,759 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6655] [2023-11-23 21:31:59,760 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6687] [2023-11-23 21:31:59,763 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6821] [2023-11-23 21:31:59,763 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6824] [2023-11-23 21:31:59,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6827] [2023-11-23 21:31:59,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6830] [2023-11-23 21:31:59,765 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6841] [2023-11-23 21:31:59,765 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6844] [2023-11-23 21:31:59,766 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6847] [2023-11-23 21:31:59,766 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6850] [2023-11-23 21:31:59,767 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6861] [2023-11-23 21:31:59,767 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6864] [2023-11-23 21:31:59,767 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6867] [2023-11-23 21:31:59,768 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6870] [2023-11-23 21:31:59,768 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6881] [2023-11-23 21:31:59,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6884] [2023-11-23 21:31:59,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6887] [2023-11-23 21:31:59,770 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6890] [2023-11-23 21:31:59,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7181] [2023-11-23 21:31:59,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7534] [2023-11-23 21:31:59,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7968] [2023-11-23 21:31:59,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8198] [2023-11-23 21:31:59,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8213] [2023-11-23 21:31:59,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8224] [2023-11-23 21:31:59,925 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8229] [2023-11-23 21:31:59,926 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8240] [2023-11-23 21:31:59,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8250] [2023-11-23 21:31:59,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8707] [2023-11-23 21:31:59,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8709] [2023-11-23 21:31:59,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8711] [2023-11-23 21:31:59,967 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8723] [2023-11-23 21:31:59,970 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8758] [2023-11-23 21:31:59,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8838] [2023-11-23 21:31:59,981 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8946] [2023-11-23 21:31:59,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8958] [2023-11-23 21:31:59,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8987] [2023-11-23 21:32:00,072 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_551948d5-8283-4615-b6d8-ca87c1f89c9b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--via--via-rhine.ko-entry_point.cil.out.i[345599,345612] [2023-11-23 21:32:00,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:00,385 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:32:00,386 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:32:00,394 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:32:00,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00 WrapperNode [2023-11-23 21:32:00,396 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:00,397 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:00,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:32:00,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:32:00,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (1/1) ... [2023-11-23 21:32:00,550 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (1/1) ... [2023-11-23 21:32:00,757 INFO L138 Inliner]: procedures = 408, calls = 2598, calls flagged for inlining = 211, calls inlined = 174, statements flattened = 5925 [2023-11-23 21:32:00,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:00,758 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:32:00,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:32:00,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:32:00,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (1/1) ... [2023-11-23 21:32:00,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (1/1) ... [2023-11-23 21:32:00,802 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (1/1) ... [2023-11-23 21:32:00,802 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (1/1) ... [2023-11-23 21:32:01,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (1/1) ... [2023-11-23 21:32:01,104 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (1/1) ... [2023-11-23 21:32:01,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (1/1) ... [2023-11-23 21:32:01,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (1/1) ... [2023-11-23 21:32:01,227 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:32:01,229 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:32:01,229 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:32:01,230 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:32:01,230 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (1/1) ... [2023-11-23 21:32:01,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:01,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:01,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:32:01,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_551948d5-8283-4615-b6d8-ca87c1f89c9b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:32:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_slow_event_task [2023-11-23 21:32:01,308 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_slow_event_task [2023-11-23 21:32:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_reset_rbufs [2023-11-23 21:32:01,308 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_reset_rbufs [2023-11-23 21:32:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:32:01,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:32:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:32:01,309 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:32:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:32:01,309 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:32:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-23 21:32:01,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-23 21:32:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:32:01,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:32:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:32:01,310 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:32:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_irq [2023-11-23 21:32:01,311 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_irq [2023-11-23 21:32:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2023-11-23 21:32:01,311 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2023-11-23 21:32:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-23 21:32:01,312 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-23 21:32:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-23 21:32:01,312 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-23 21:32:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:32:01,312 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:32:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-23 21:32:01,313 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-23 21:32:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:32:01,313 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:32:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-23 21:32:01,313 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-23 21:32:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2023-11-23 21:32:01,314 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2023-11-23 21:32:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-23 21:32:01,314 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-23 21:32:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 21:32:01,315 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 21:32:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-23 21:32:01,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-23 21:32:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2023-11-23 21:32:01,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2023-11-23 21:32:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-23 21:32:01,316 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-23 21:32:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:32:01,316 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:32:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:32:01,316 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:32:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-23 21:32:01,317 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-23 21:32:01,317 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:32:01,317 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:32:01,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:32:01,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:32:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:32:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-23 21:32:01,318 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-23 21:32:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2023-11-23 21:32:01,318 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2023-11-23 21:32:01,318 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-11-23 21:32:01,319 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-11-23 21:32:01,319 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:32:01,319 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:32:01,319 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:32:01,319 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:32:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 21:32:01,320 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 21:32:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-23 21:32:01,320 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-23 21:32:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_vlan_rx_kill_vid [2023-11-23 21:32:01,320 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_vlan_rx_kill_vid [2023-11-23 21:32:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:32:01,321 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:32:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-23 21:32:01,321 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-23 21:32:01,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:32:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_skb_dma_nic_store [2023-11-23 21:32:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_skb_dma_nic_store [2023-11-23 21:32:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2023-11-23 21:32:01,322 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2023-11-23 21:32:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:32:01,322 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:32:01,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:32:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 21:32:01,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 21:32:01,323 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2023-11-23 21:32:01,323 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2023-11-23 21:32:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:32:01,324 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:32:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2023-11-23 21:32:01,324 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2023-11-23 21:32:01,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-23 21:32:01,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-23 21:32:01,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:32:01,325 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-23 21:32:01,325 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-23 21:32:01,325 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2023-11-23 21:32:01,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2023-11-23 21:32:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:32:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2023-11-23 21:32:01,326 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2023-11-23 21:32:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:32:01,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:32:01,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:32:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_reset_task [2023-11-23 21:32:01,327 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_reset_task [2023-11-23 21:32:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:32:01,327 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-23 21:32:01,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-23 21:32:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-23 21:32:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-23 21:32:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2023-11-23 21:32:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2023-11-23 21:32:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2023-11-23 21:32:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2023-11-23 21:32:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-23 21:32:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-23 21:32:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-23 21:32:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-23 21:32:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-23 21:32:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-23 21:32:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_irq [2023-11-23 21:32:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_irq [2023-11-23 21:32:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-23 21:32:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-23 21:32:01,330 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:32:01,330 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:32:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2023-11-23 21:32:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2023-11-23 21:32:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2023-11-23 21:32:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2023-11-23 21:32:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-23 21:32:01,331 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-23 21:32:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:32:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:32:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-23 21:32:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-23 21:32:01,332 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 21:32:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 21:32:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure free_ring [2023-11-23 21:32:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure free_ring [2023-11-23 21:32:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_init_one_platform [2023-11-23 21:32:01,333 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_init_one_platform [2023-11-23 21:32:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:32:01,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:32:01,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:32:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown_pci [2023-11-23 21:32:01,334 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown_pci [2023-11-23 21:32:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one_platform [2023-11-23 21:32:01,334 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one_platform [2023-11-23 21:32:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-23 21:32:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2023-11-23 21:32:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2023-11-23 21:32:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 21:32:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 21:32:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:32:01,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:32:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:32:01,336 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:32:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_queue_full [2023-11-23 21:32:01,336 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_queue_full [2023-11-23 21:32:01,336 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2023-11-23 21:32:01,336 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2023-11-23 21:32:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:32:01,337 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:32:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2023-11-23 21:32:01,337 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2023-11-23 21:32:01,337 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:32:01,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:32:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2023-11-23 21:32:01,338 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2023-11-23 21:32:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_vlan_rx_add_vid [2023-11-23 21:32:01,338 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_vlan_rx_add_vid [2023-11-23 21:32:01,338 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-23 21:32:01,338 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-23 21:32:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:32:01,339 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:32:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:32:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 21:32:01,339 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 21:32:01,339 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:32:01,340 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:32:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:32:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_init_one_common [2023-11-23 21:32:01,340 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_init_one_common [2023-11-23 21:32:01,340 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2023-11-23 21:32:01,340 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2023-11-23 21:32:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-23 21:32:01,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-23 21:32:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:32:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-11-23 21:32:01,341 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-11-23 21:32:01,341 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2023-11-23 21:32:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2023-11-23 21:32:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_skb_dma_init [2023-11-23 21:32:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_skb_dma_init [2023-11-23 21:32:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:32:01,342 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:32:01,342 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2023-11-23 21:32:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2023-11-23 21:32:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:32:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:32:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2023-11-23 21:32:01,343 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2023-11-23 21:32:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2023-11-23 21:32:01,344 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2023-11-23 21:32:01,344 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 21:32:01,344 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 21:32:01,344 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-23 21:32:01,344 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-23 21:32:01,344 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-23 21:32:01,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-23 21:32:01,345 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-23 21:32:01,345 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-23 21:32:01,345 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:32:01,345 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:32:01,345 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-23 21:32:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-23 21:32:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-23 21:32:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-23 21:32:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2023-11-23 21:32:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2023-11-23 21:32:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-23 21:32:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-23 21:32:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:32:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:32:01,348 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2023-11-23 21:32:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2023-11-23 21:32:01,348 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2023-11-23 21:32:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2023-11-23 21:32:01,348 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2023-11-23 21:32:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2023-11-23 21:32:01,349 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:32:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:32:01,349 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2023-11-23 21:32:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2023-11-23 21:32:01,349 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_init [2023-11-23 21:32:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_init [2023-11-23 21:32:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:32:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2023-11-23 21:32:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2023-11-23 21:32:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-23 21:32:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-23 21:32:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-23 21:32:01,351 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-23 21:32:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:32:01,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:32:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-23 21:32:01,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-23 21:32:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:32:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:32:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2023-11-23 21:32:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2023-11-23 21:32:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2023-11-23 21:32:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2023-11-23 21:32:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2023-11-23 21:32:01,353 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2023-11-23 21:32:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2023-11-23 21:32:01,353 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2023-11-23 21:32:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-23 21:32:01,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-23 21:32:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_stats64 [2023-11-23 21:32:01,354 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_stats64 [2023-11-23 21:32:01,354 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-23 21:32:01,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-23 21:32:01,354 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-23 21:32:01,354 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-23 21:32:01,354 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2023-11-23 21:32:01,355 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2023-11-23 21:32:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-23 21:32:01,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-23 21:32:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2023-11-23 21:32:01,355 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2023-11-23 21:32:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2023-11-23 21:32:01,356 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2023-11-23 21:32:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-23 21:32:01,356 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-23 21:32:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-23 21:32:01,356 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-23 21:32:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-23 21:32:01,357 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-23 21:32:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:32:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2023-11-23 21:32:01,357 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2023-11-23 21:32:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2023-11-23 21:32:01,357 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2023-11-23 21:32:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-23 21:32:01,358 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-23 21:32:02,222 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:32:02,228 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:32:02,757 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:32:17,146 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:32:20,220 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:32:20,221 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:32:20,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:20 BoogieIcfgContainer [2023-11-23 21:32:20,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:32:20,226 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:32:20,227 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:32:20,230 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:32:20,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:31:55" (1/3) ... [2023-11-23 21:32:20,231 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2370e149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:20, skipping insertion in model container [2023-11-23 21:32:20,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:00" (2/3) ... [2023-11-23 21:32:20,232 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2370e149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:20, skipping insertion in model container [2023-11-23 21:32:20,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:20" (3/3) ... [2023-11-23 21:32:20,233 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--via--via-rhine.ko-entry_point.cil.out.i [2023-11-23 21:32:20,257 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:32:20,257 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:32:20,356 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:32:20,369 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=FINITE_AUTOMATA, 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;@348893b6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:32:20,369 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:32:20,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 1603 states, 927 states have (on average 1.3279395900755124) internal successors, (1231), 982 states have internal predecessors, (1231), 540 states have call successors, (540), 136 states have call predecessors, (540), 135 states have return successors, (529), 522 states have call predecessors, (529), 529 states have call successors, (529) [2023-11-23 21:32:20,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-23 21:32:20,441 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:20,442 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:32:20,442 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:20,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:20,450 INFO L85 PathProgramCache]: Analyzing trace with hash -134900217, now seen corresponding path program 1 times [2023-11-23 21:32:20,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:32:20,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822870094] [2023-11-23 21:32:20,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:20,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms