./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.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_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9 --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2574bb2da6c0c601906b941691f4c083ed09b2a5e74baf39cfe63fadbf571c0e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:03:02,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:03:02,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 22:03:02,263 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:03:02,263 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:03:02,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:03:02,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:03:02,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:03:02,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:03:02,286 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:03:02,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:03:02,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:03:02,287 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:03:02,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:03:02,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:03:02,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:03:02,290 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:03:02,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:03:02,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:03:02,291 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:03:02,292 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:03:02,296 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:03:02,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:03:02,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:03:02,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:03:02,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:03:02,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:03:02,299 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:03:02,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:03:02,299 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:03:02,300 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2574bb2da6c0c601906b941691f4c083ed09b2a5e74baf39cfe63fadbf571c0e [2023-12-02 22:03:02,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:03:02,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:03:02,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:03:02,568 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:03:02,569 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:03:02,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/../../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 [2023-12-02 22:03:05,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:03:05,733 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:03:05,733 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/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 [2023-12-02 22:03:05,785 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/data/d72fb6ec6/8f390521c9364039bc9fd5f458331385/FLAGc2831714b [2023-12-02 22:03:05,799 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/data/d72fb6ec6/8f390521c9364039bc9fd5f458331385 [2023-12-02 22:03:05,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:03:05,803 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:03:05,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:03:05,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:03:05,810 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:03:05,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:03:05" (1/1) ... [2023-12-02 22:03:05,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c2062df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:05, skipping insertion in model container [2023-12-02 22:03:05,812 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:03:05" (1/1) ... [2023-12-02 22:03:05,998 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:03:08,426 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_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/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] [2023-12-02 22:03:08,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:03:08,538 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:03:08,614 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] [2023-12-02 22:03:08,615 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] [2023-12-02 22:03:08,616 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] [2023-12-02 22:03:08,616 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] [2023-12-02 22:03:08,622 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5966] [2023-12-02 22:03:08,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5981] [2023-12-02 22:03:08,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5989] [2023-12-02 22:03:08,630 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] [2023-12-02 22:03:08,632 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] [2023-12-02 22:03:08,633 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] [2023-12-02 22:03:08,634 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] [2023-12-02 22:03:08,636 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] [2023-12-02 22:03:08,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6357] [2023-12-02 22:03:08,641 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] [2023-12-02 22:03:08,641 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6554] [2023-12-02 22:03:08,643 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6655] [2023-12-02 22:03:08,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6687] [2023-12-02 22:03:08,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6821] [2023-12-02 22:03:08,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6824] [2023-12-02 22:03:08,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6827] [2023-12-02 22:03:08,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6830] [2023-12-02 22:03:08,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6841] [2023-12-02 22:03:08,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6844] [2023-12-02 22:03:08,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6847] [2023-12-02 22:03:08,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6850] [2023-12-02 22:03:08,650 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6861] [2023-12-02 22:03:08,650 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6864] [2023-12-02 22:03:08,650 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6867] [2023-12-02 22:03:08,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6870] [2023-12-02 22:03:08,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6881] [2023-12-02 22:03:08,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6884] [2023-12-02 22:03:08,652 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6887] [2023-12-02 22:03:08,652 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6890] [2023-12-02 22:03:08,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7181] [2023-12-02 22:03:08,675 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7534] [2023-12-02 22:03:08,709 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7968] [2023-12-02 22:03:08,762 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8198] [2023-12-02 22:03:08,763 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8213] [2023-12-02 22:03:08,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8224] [2023-12-02 22:03:08,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8229] [2023-12-02 22:03:08,765 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8240] [2023-12-02 22:03:08,765 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8250] [2023-12-02 22:03:08,784 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8707] [2023-12-02 22:03:08,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8709] [2023-12-02 22:03:08,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8711] [2023-12-02 22:03:08,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8723] [2023-12-02 22:03:08,788 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8758] [2023-12-02 22:03:08,792 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8838] [2023-12-02 22:03:08,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8946] [2023-12-02 22:03:08,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8958] [2023-12-02 22:03:08,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8987] [2023-12-02 22:03:08,869 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_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/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] [2023-12-02 22:03:08,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:03:09,087 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:03:09,087 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:03:09,093 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:03:09,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09 WrapperNode [2023-12-02 22:03:09,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:03:09,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:03:09,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:03:09,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:03:09,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,172 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,308 INFO L138 Inliner]: procedures = 408, calls = 2598, calls flagged for inlining = 211, calls inlined = 174, statements flattened = 5983 [2023-12-02 22:03:09,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:03:09,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:03:09,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:03:09,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:03:09,317 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,395 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,503 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,528 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,576 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,606 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:03:09,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:03:09,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:03:09,607 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:03:09,607 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:03:09" (1/1) ... [2023-12-02 22:03:09,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:03:09,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:03:09,632 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:03:09,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff3eb521-224f-45e0-9f3b-e6bc09747e2d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:03:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_slow_event_task [2023-12-02 22:03:09,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_slow_event_task [2023-12-02 22:03:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_reset_rbufs [2023-12-02 22:03:09,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_reset_rbufs [2023-12-02 22:03:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-12-02 22:03:09,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-12-02 22:03:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-12-02 22:03:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-12-02 22:03:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-12-02 22:03:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-12-02 22:03:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-12-02 22:03:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-12-02 22:03:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 22:03:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 22:03:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-12-02 22:03:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-12-02 22:03:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_irq [2023-12-02 22:03:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_irq [2023-12-02 22:03:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2023-12-02 22:03:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2023-12-02 22:03:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-12-02 22:03:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-12-02 22:03:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-12-02 22:03:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-12-02 22:03:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-12-02 22:03:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-12-02 22:03:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-12-02 22:03:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-12-02 22:03:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-12-02 22:03:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-12-02 22:03:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-12-02 22:03:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-12-02 22:03:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2023-12-02 22:03:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2023-12-02 22:03:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-12-02 22:03:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-12-02 22:03:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-12-02 22:03:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-12-02 22:03:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-12-02 22:03:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-12-02 22:03:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2023-12-02 22:03:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2023-12-02 22:03:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-12-02 22:03:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-12-02 22:03:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-12-02 22:03:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-12-02 22:03:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-12-02 22:03:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-12-02 22:03:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-12-02 22:03:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-12-02 22:03:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-12-02 22:03:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-12-02 22:03:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-02 22:03:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-02 22:03:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:03:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-12-02 22:03:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-12-02 22:03:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2023-12-02 22:03:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2023-12-02 22:03:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-12-02 22:03:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-12-02 22:03:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-12-02 22:03:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-12-02 22:03:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-12-02 22:03:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-12-02 22:03:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-12-02 22:03:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-12-02 22:03:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-12-02 22:03:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-12-02 22:03:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_vlan_rx_kill_vid [2023-12-02 22:03:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_vlan_rx_kill_vid [2023-12-02 22:03:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-12-02 22:03:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-12-02 22:03:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-12-02 22:03:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-12-02 22:03:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 22:03:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_skb_dma_nic_store [2023-12-02 22:03:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_skb_dma_nic_store [2023-12-02 22:03:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2023-12-02 22:03:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2023-12-02 22:03:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:03:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-12-02 22:03:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-12-02 22:03:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-12-02 22:03:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-12-02 22:03:09,691 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2023-12-02 22:03:09,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2023-12-02 22:03:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-12-02 22:03:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-12-02 22:03:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2023-12-02 22:03:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2023-12-02 22:03:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-12-02 22:03:09,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-12-02 22:03:09,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:03:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-12-02 22:03:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-12-02 22:03:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2023-12-02 22:03:09,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2023-12-02 22:03:09,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:03:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2023-12-02 22:03:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2023-12-02 22:03:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-12-02 22:03:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-12-02 22:03:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:03:09,694 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_reset_task [2023-12-02 22:03:09,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_reset_task [2023-12-02 22:03:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-12-02 22:03:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-12-02 22:03:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-12-02 22:03:09,695 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-12-02 22:03:09,695 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-12-02 22:03:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2023-12-02 22:03:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2023-12-02 22:03:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2023-12-02 22:03:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2023-12-02 22:03:09,696 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-12-02 22:03:09,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-12-02 22:03:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-12-02 22:03:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-12-02 22:03:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-12-02 22:03:09,697 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-12-02 22:03:09,697 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_irq [2023-12-02 22:03:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_irq [2023-12-02 22:03:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-12-02 22:03:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-12-02 22:03:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-12-02 22:03:09,698 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-12-02 22:03:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2023-12-02 22:03:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2023-12-02 22:03:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2023-12-02 22:03:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2023-12-02 22:03:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-12-02 22:03:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-12-02 22:03:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:03:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:03:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-12-02 22:03:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-12-02 22:03:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-12-02 22:03:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-12-02 22:03:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure free_ring [2023-12-02 22:03:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure free_ring [2023-12-02 22:03:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_init_one_platform [2023-12-02 22:03:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_init_one_platform [2023-12-02 22:03:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 22:03:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 22:03:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 22:03:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown_pci [2023-12-02 22:03:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown_pci [2023-12-02 22:03:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one_platform [2023-12-02 22:03:09,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one_platform [2023-12-02 22:03:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-12-02 22:03:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2023-12-02 22:03:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2023-12-02 22:03:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-12-02 22:03:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-12-02 22:03:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-12-02 22:03:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-12-02 22:03:09,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 22:03:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 22:03:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_queue_full [2023-12-02 22:03:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_queue_full [2023-12-02 22:03:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2023-12-02 22:03:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2023-12-02 22:03:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:03:09,703 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:03:09,703 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2023-12-02 22:03:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2023-12-02 22:03:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-12-02 22:03:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-12-02 22:03:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2023-12-02 22:03:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2023-12-02 22:03:09,704 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_vlan_rx_add_vid [2023-12-02 22:03:09,704 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_vlan_rx_add_vid [2023-12-02 22:03:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-12-02 22:03:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-12-02 22:03:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-12-02 22:03:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-12-02 22:03:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:03:09,705 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-12-02 22:03:09,705 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-12-02 22:03:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-12-02 22:03:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-12-02 22:03:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:03:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_init_one_common [2023-12-02 22:03:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_init_one_common [2023-12-02 22:03:09,706 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2023-12-02 22:03:09,706 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2023-12-02 22:03:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-12-02 22:03:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-12-02 22:03:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 22:03:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-12-02 22:03:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-12-02 22:03:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2023-12-02 22:03:09,707 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2023-12-02 22:03:09,707 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_skb_dma_init [2023-12-02 22:03:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_skb_dma_init [2023-12-02 22:03:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-02 22:03:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-02 22:03:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2023-12-02 22:03:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2023-12-02 22:03:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-12-02 22:03:09,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-12-02 22:03:09,708 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2023-12-02 22:03:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2023-12-02 22:03:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2023-12-02 22:03:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2023-12-02 22:03:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-12-02 22:03:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-12-02 22:03:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-12-02 22:03:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-12-02 22:03:09,709 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-12-02 22:03:09,709 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-12-02 22:03:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-12-02 22:03:09,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-12-02 22:03:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-12-02 22:03:09,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-12-02 22:03:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-12-02 22:03:09,710 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-12-02 22:03:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-12-02 22:03:09,710 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-12-02 22:03:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2023-12-02 22:03:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2023-12-02 22:03:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-12-02 22:03:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-12-02 22:03:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-12-02 22:03:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-12-02 22:03:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2023-12-02 22:03:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2023-12-02 22:03:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2023-12-02 22:03:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2023-12-02 22:03:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2023-12-02 22:03:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2023-12-02 22:03:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-12-02 22:03:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-12-02 22:03:09,712 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2023-12-02 22:03:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2023-12-02 22:03:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_init [2023-12-02 22:03:09,713 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_init [2023-12-02 22:03:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:03:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2023-12-02 22:03:09,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2023-12-02 22:03:09,713 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-12-02 22:03:09,714 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-12-02 22:03:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-12-02 22:03:09,714 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-12-02 22:03:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 22:03:09,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 22:03:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-12-02 22:03:09,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-12-02 22:03:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-12-02 22:03:09,715 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-12-02 22:03:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2023-12-02 22:03:09,715 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2023-12-02 22:03:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2023-12-02 22:03:09,716 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2023-12-02 22:03:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2023-12-02 22:03:09,716 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2023-12-02 22:03:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2023-12-02 22:03:09,716 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2023-12-02 22:03:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-12-02 22:03:09,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-12-02 22:03:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_stats64 [2023-12-02 22:03:09,717 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_stats64 [2023-12-02 22:03:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-12-02 22:03:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-12-02 22:03:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-12-02 22:03:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-12-02 22:03:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2023-12-02 22:03:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2023-12-02 22:03:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-12-02 22:03:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-12-02 22:03:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2023-12-02 22:03:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2023-12-02 22:03:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2023-12-02 22:03:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2023-12-02 22:03:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-12-02 22:03:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-12-02 22:03:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-12-02 22:03:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-12-02 22:03:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-12-02 22:03:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-12-02 22:03:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:03:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2023-12-02 22:03:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2023-12-02 22:03:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2023-12-02 22:03:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2023-12-02 22:03:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-12-02 22:03:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-12-02 22:03:10,443 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:03:10,449 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:03:10,818 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 22:03:30,983 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:03:33,040 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:03:33,040 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:03:33,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:03:33 BoogieIcfgContainer [2023-12-02 22:03:33,042 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:03:33,043 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:03:33,043 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:03:33,050 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:03:33,051 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:03:33" (1/1) ... [2023-12-02 22:03:33,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:03:33,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:33,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1618 states and 2315 transitions. [2023-12-02 22:03:33,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 2315 transitions. [2023-12-02 22:03:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-02 22:03:33,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:33,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2023-12-02 22:07:14,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:07:16,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:16,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1624 states and 2416 transitions. [2023-12-02 22:07:16,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2416 transitions. [2023-12-02 22:07:17,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-12-02 22:07:17,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:17,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:27,178 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2023-12-02 22:10:27,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:27,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 1625 states and 2417 transitions. [2023-12-02 22:10:27,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2417 transitions. [2023-12-02 22:10:27,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:10:27,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:27,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:53,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:54,906 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2023-12-02 22:13:56,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:56,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 1629 states and 2516 transitions. [2023-12-02 22:13:56,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2516 transitions. [2023-12-02 22:13:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-12-02 22:13:56,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:56,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:54,977 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-12-02 22:16:55,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 1630 states and 2517 transitions. [2023-12-02 22:16:55,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 2517 transitions. [2023-12-02 22:16:55,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-12-02 22:16:55,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:55,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms