./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5 --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 ee9ed3068f3b87df6cf8a5420a13d45365c61647fcde61bb8adac513f0f70bd0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 19:56:38,072 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:56:38,157 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-21 19:56:38,164 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:56:38,165 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:56:38,196 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:56:38,197 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:56:38,198 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:56:38,199 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:56:38,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:56:38,201 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:56:38,202 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:56:38,202 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:56:38,203 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-21 19:56:38,204 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:56:38,205 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:56:38,206 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-21 19:56:38,206 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-21 19:56:38,207 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:56:38,208 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-21 19:56:38,208 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-21 19:56:38,209 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-21 19:56:38,210 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:56:38,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 19:56:38,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 19:56:38,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:56:38,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 19:56:38,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:56:38,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 19:56:38,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 19:56:38,215 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:56:38,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:56:38,216 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 19:56:38,217 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:56:38,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:56:38,218 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:56:38,219 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:56:38,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 19:56:38,220 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-21 19:56:38,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 19:56:38,222 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:56:38,222 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 19:56:38,223 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:56:38,223 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:56:38,224 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_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee9ed3068f3b87df6cf8a5420a13d45365c61647fcde61bb8adac513f0f70bd0 [2023-11-21 19:56:38,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:56:38,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:56:38,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:56:38,590 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:56:38,591 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:56:38,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-21 19:56:41,764 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:56:42,588 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:56:42,589 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-21 19:56:42,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/data/583b527f8/d72bbca74aed4c3eb91f02fa1026b9eb/FLAGb6bb8c747 [2023-11-21 19:56:42,670 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/data/583b527f8/d72bbca74aed4c3eb91f02fa1026b9eb [2023-11-21 19:56:42,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:56:42,675 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:56:42,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:56:42,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:56:42,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:56:42,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:56:42" (1/1) ... [2023-11-21 19:56:42,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ecdbe15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:42, skipping insertion in model container [2023-11-21 19:56:42,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:56:42" (1/1) ... [2023-11-21 19:56:42,982 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:56:47,396 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_1bf67c50-ea0b-4938-87ac-49ec65729672/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[464872,464885] [2023-11-21 19:56:47,401 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_1bf67c50-ea0b-4938-87ac-49ec65729672/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[465017,465030] [2023-11-21 19:56:47,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:56:47,538 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 19:56:47,708 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"); [5372] [2023-11-21 19:56:47,710 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)); [5379] [2023-11-21 19:56:47,711 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5386] [2023-11-21 19:56:47,713 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5431-5432] [2023-11-21 19:56:47,714 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5437-5439] [2023-11-21 19:56:47,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [5464-5465] [2023-11-21 19:56:47,716 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [5470-5472] [2023-11-21 19:56:47,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [5496-5497] [2023-11-21 19:56:47,718 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5502-5504] [2023-11-21 19:56:47,731 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" (19), "i" (12UL)); [5771-5772] [2023-11-21 19:56:47,733 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)); [5805-5806] [2023-11-21 19:56:47,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5842-5843] [2023-11-21 19:56:47,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5879-5880] [2023-11-21 19:56:48,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/3com/3c59x.c"), "i" (3233), "i" (12UL)); [11531-11532] [2023-11-21 19:56:48,242 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_1bf67c50-ea0b-4938-87ac-49ec65729672/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[464872,464885] [2023-11-21 19:56:48,243 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_1bf67c50-ea0b-4938-87ac-49ec65729672/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[465017,465030] [2023-11-21 19:56:48,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:56:48,584 INFO L206 MainTranslator]: Completed translation [2023-11-21 19:56:48,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48 WrapperNode [2023-11-21 19:56:48,585 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 19:56:48,586 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 19:56:48,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 19:56:48,586 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 19:56:48,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (1/1) ... [2023-11-21 19:56:48,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (1/1) ... [2023-11-21 19:56:49,200 INFO L138 Inliner]: procedures = 567, calls = 4578, calls flagged for inlining = 273, calls inlined = 252, statements flattened = 10209 [2023-11-21 19:56:49,201 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 19:56:49,202 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 19:56:49,202 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 19:56:49,202 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 19:56:49,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (1/1) ... [2023-11-21 19:56:49,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (1/1) ... [2023-11-21 19:56:49,308 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (1/1) ... [2023-11-21 19:56:49,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (1/1) ... [2023-11-21 19:56:49,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (1/1) ... [2023-11-21 19:56:49,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (1/1) ... [2023-11-21 19:56:49,787 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (1/1) ... [2023-11-21 19:56:49,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (1/1) ... [2023-11-21 19:56:50,025 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 19:56:50,026 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 19:56:50,027 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 19:56:50,027 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 19:56:50,028 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (1/1) ... [2023-11-21 19:56:50,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:56:50,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:56:50,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 19:56:50,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bf67c50-ea0b-4938-87ac-49ec65729672/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 19:56:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-21 19:56:50,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-21 19:56:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 19:56:50,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 19:56:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-21 19:56:50,133 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-21 19:56:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-21 19:56:50,133 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-21 19:56:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2023-11-21 19:56:50,135 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2023-11-21 19:56:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-21 19:56:50,135 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-21 19:56:50,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_88 [2023-11-21 19:56:50,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_88 [2023-11-21 19:56:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 19:56:50,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 19:56:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 19:56:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 19:56:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2023-11-21 19:56:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2023-11-21 19:56:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2023-11-21 19:56:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2023-11-21 19:56:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-21 19:56:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-21 19:56:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2023-11-21 19:56:50,140 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2023-11-21 19:56:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-21 19:56:50,140 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-21 19:56:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-21 19:56:50,140 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-21 19:56:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-21 19:56:50,141 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-21 19:56:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2023-11-21 19:56:50,141 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2023-11-21 19:56:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-21 19:56:50,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-21 19:56:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-21 19:56:50,142 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-21 19:56:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 19:56:50,142 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 19:56:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-21 19:56:50,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-21 19:56:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-21 19:56:50,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-21 19:56:50,143 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2023-11-21 19:56:50,143 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2023-11-21 19:56:50,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-21 19:56:50,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-21 19:56:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-21 19:56:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-21 19:56:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-21 19:56:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-21 19:56:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-21 19:56:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-21 19:56:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-21 19:56:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-21 19:56:50,147 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-21 19:56:50,147 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-21 19:56:50,147 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-21 19:56:50,147 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-21 19:56:50,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 19:56:50,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 19:56:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-21 19:56:50,149 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-21 19:56:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 19:56:50,149 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 19:56:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-21 19:56:50,149 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-21 19:56:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 19:56:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2023-11-21 19:56:50,151 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2023-11-21 19:56:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-21 19:56:50,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-21 19:56:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-21 19:56:50,151 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-21 19:56:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_118 [2023-11-21 19:56:50,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_118 [2023-11-21 19:56:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 19:56:50,152 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 19:56:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_114 [2023-11-21 19:56:50,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_114 [2023-11-21 19:56:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 19:56:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2023-11-21 19:56:50,153 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2023-11-21 19:56:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-21 19:56:50,153 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-21 19:56:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2023-11-21 19:56:50,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2023-11-21 19:56:50,154 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-21 19:56:50,154 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-21 19:56:50,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-21 19:56:50,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-21 19:56:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 19:56:50,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 19:56:50,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 19:56:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_106 [2023-11-21 19:56:50,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_106 [2023-11-21 19:56:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-21 19:56:50,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-21 19:56:50,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 19:56:50,157 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2023-11-21 19:56:50,157 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2023-11-21 19:56:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-21 19:56:50,158 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-21 19:56:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-21 19:56:50,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-21 19:56:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 19:56:50,158 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 19:56:50,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-21 19:56:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-21 19:56:50,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-21 19:56:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-21 19:56:50,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-21 19:56:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-21 19:56:50,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-21 19:56:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-21 19:56:50,160 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2023-11-21 19:56:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2023-11-21 19:56:50,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_132 [2023-11-21 19:56:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_132 [2023-11-21 19:56:50,161 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-21 19:56:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-21 19:56:50,161 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-21 19:56:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-21 19:56:50,161 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2023-11-21 19:56:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2023-11-21 19:56:50,162 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-21 19:56:50,163 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-21 19:56:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2023-11-21 19:56:50,163 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2023-11-21 19:56:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 19:56:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-21 19:56:50,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-21 19:56:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-21 19:56:50,169 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-21 19:56:50,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-21 19:56:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-21 19:56:50,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-21 19:56:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-21 19:56:50,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-21 19:56:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-21 19:56:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-21 19:56:50,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-21 19:56:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 19:56:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-21 19:56:50,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-21 19:56:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 19:56:50,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 19:56:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 19:56:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-21 19:56:50,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-21 19:56:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 19:56:50,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 19:56:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-21 19:56:50,178 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-21 19:56:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-21 19:56:50,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-21 19:56:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-21 19:56:50,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-21 19:56:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-21 19:56:50,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-21 19:56:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2023-11-21 19:56:50,179 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2023-11-21 19:56:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-21 19:56:50,179 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-21 19:56:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2023-11-21 19:56:50,180 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2023-11-21 19:56:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-21 19:56:50,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-21 19:56:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-21 19:56:50,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-21 19:56:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2023-11-21 19:56:50,181 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2023-11-21 19:56:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2023-11-21 19:56:50,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2023-11-21 19:56:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-21 19:56:50,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-21 19:56:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2023-11-21 19:56:50,181 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2023-11-21 19:56:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-21 19:56:50,182 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-21 19:56:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-21 19:56:50,182 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-21 19:56:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2023-11-21 19:56:50,182 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2023-11-21 19:56:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-21 19:56:50,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-21 19:56:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-21 19:56:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-21 19:56:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2023-11-21 19:56:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2023-11-21 19:56:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-21 19:56:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-21 19:56:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2023-11-21 19:56:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2023-11-21 19:56:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-21 19:56:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-21 19:56:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2023-11-21 19:56:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2023-11-21 19:56:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2023-11-21 19:56:50,184 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2023-11-21 19:56:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-21 19:56:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-21 19:56:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 19:56:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 19:56:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2023-11-21 19:56:50,185 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2023-11-21 19:56:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 19:56:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 19:56:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 19:56:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 19:56:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-21 19:56:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-21 19:56:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-21 19:56:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-21 19:56:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-21 19:56:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-21 19:56:50,187 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-21 19:56:50,188 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-21 19:56:50,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-21 19:56:50,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-21 19:56:50,188 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-21 19:56:50,188 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-21 19:56:50,188 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-21 19:56:50,188 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-21 19:56:50,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 19:56:50,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_111 [2023-11-21 19:56:50,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_111 [2023-11-21 19:56:50,189 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-21 19:56:50,189 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-21 19:56:50,189 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-21 19:56:50,189 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-21 19:56:50,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 19:56:50,190 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2023-11-21 19:56:50,190 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2023-11-21 19:56:50,190 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2023-11-21 19:56:50,190 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2023-11-21 19:56:50,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 19:56:50,190 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 19:56:50,190 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 19:56:50,191 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-21 19:56:50,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-21 19:56:50,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-21 19:56:50,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-21 19:56:50,191 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-21 19:56:50,191 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-21 19:56:50,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-21 19:56:50,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-21 19:56:50,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-21 19:56:50,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-21 19:56:50,192 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-21 19:56:50,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-21 19:56:50,192 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-11-21 19:56:50,192 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-11-21 19:56:50,192 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2023-11-21 19:56:50,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2023-11-21 19:56:50,193 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-21 19:56:50,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-21 19:56:50,194 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-21 19:56:50,198 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-21 19:56:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2023-11-21 19:56:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2023-11-21 19:56:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_105 [2023-11-21 19:56:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_105 [2023-11-21 19:56:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-21 19:56:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-21 19:56:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-21 19:56:50,200 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-21 19:56:50,200 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-21 19:56:50,203 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-21 19:56:50,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_133 [2023-11-21 19:56:50,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_133 [2023-11-21 19:56:50,203 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-21 19:56:50,203 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-21 19:56:50,203 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2023-11-21 19:56:50,203 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2023-11-21 19:56:50,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 19:56:50,204 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-21 19:56:50,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-21 19:56:50,204 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2023-11-21 19:56:50,204 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2023-11-21 19:56:50,204 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-11-21 19:56:50,204 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-11-21 19:56:50,205 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-21 19:56:50,205 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-21 19:56:50,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 19:56:50,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 19:56:50,205 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2023-11-21 19:56:50,205 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2023-11-21 19:56:50,205 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2023-11-21 19:56:50,206 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2023-11-21 19:56:50,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-21 19:56:50,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-21 19:56:50,206 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2023-11-21 19:56:50,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2023-11-21 19:56:50,206 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-21 19:56:50,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-21 19:56:50,206 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2023-11-21 19:56:50,206 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2023-11-21 19:56:50,207 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2023-11-21 19:56:50,207 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2023-11-21 19:56:50,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-21 19:56:50,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-21 19:56:50,207 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-21 19:56:50,207 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-21 19:56:50,207 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-21 19:56:50,207 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-21 19:56:50,207 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-21 19:56:50,208 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-21 19:56:50,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-21 19:56:50,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-21 19:56:50,208 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-21 19:56:50,208 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-21 19:56:50,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_112 [2023-11-21 19:56:50,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_112 [2023-11-21 19:56:50,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_113 [2023-11-21 19:56:50,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_113 [2023-11-21 19:56:50,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 19:56:50,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-21 19:56:50,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-21 19:56:50,209 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-21 19:56:50,209 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-21 19:56:51,463 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 19:56:51,469 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 19:56:53,097 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 19:57:02,486 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-21 19:57:02,675 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 19:57:09,168 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 19:57:09,170 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 19:57:09,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:57:09 BoogieIcfgContainer [2023-11-21 19:57:09,173 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 19:57:09,179 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 19:57:09,179 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 19:57:09,183 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 19:57:09,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 07:56:42" (1/3) ... [2023-11-21 19:57:09,185 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51342c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:57:09, skipping insertion in model container [2023-11-21 19:57:09,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:56:48" (2/3) ... [2023-11-21 19:57:09,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51342c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:57:09, skipping insertion in model container [2023-11-21 19:57:09,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:57:09" (3/3) ... [2023-11-21 19:57:09,193 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-21 19:57:09,215 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 19:57:09,215 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 19:57:09,339 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 19:57:09,346 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;@429b7fe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 19:57:09,346 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 19:57:09,361 INFO L276 IsEmpty]: Start isEmpty. Operand has 2564 states, 1517 states have (on average 1.3355306526038233) internal successors, (2026), 1586 states have internal predecessors, (2026), 894 states have call successors, (894), 153 states have call predecessors, (894), 152 states have return successors, (885), 870 states have call predecessors, (885), 885 states have call successors, (885) [2023-11-21 19:57:09,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-21 19:57:09,415 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:57:09,416 INFO L195 NwaCegarLoop]: trace histogram [19, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:57:09,416 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:57:09,422 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:57:09,422 INFO L85 PathProgramCache]: Analyzing trace with hash 741824805, now seen corresponding path program 1 times [2023-11-21 19:57:09,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:57:09,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105913217] [2023-11-21 19:57:09,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:57:09,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:57:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:57:11,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1158 trivial. 0 not checked. [2023-11-21 19:57:11,514 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:57:11,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105913217] [2023-11-21 19:57:11,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105913217] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:57:11,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:57:11,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:57:11,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816701266] [2023-11-21 19:57:11,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:57:11,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:57:11,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:57:11,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:57:11,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:57:11,587 INFO L87 Difference]: Start difference. First operand has 2564 states, 1517 states have (on average 1.3355306526038233) internal successors, (2026), 1586 states have internal predecessors, (2026), 894 states have call successors, (894), 153 states have call predecessors, (894), 152 states have return successors, (885), 870 states have call predecessors, (885), 885 states have call successors, (885) Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-11-21 19:57:16,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 19:57:18,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 19:57:21,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 19:57:22,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:57:22,366 INFO L93 Difference]: Finished difference Result 7512 states and 11244 transitions. [2023-11-21 19:57:22,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:57:22,369 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 222 [2023-11-21 19:57:22,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:57:22,442 INFO L225 Difference]: With dead ends: 7512 [2023-11-21 19:57:22,442 INFO L226 Difference]: Without dead ends: 4880 [2023-11-21 19:57:22,468 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:57:22,472 INFO L413 NwaCegarLoop]: 3346 mSDtfsCounter, 3588 mSDsluCounter, 3282 mSDsCounter, 0 mSdLazyCounter, 1010 mSolverCounterSat, 17 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3588 SdHoareTripleChecker+Valid, 6628 SdHoareTripleChecker+Invalid, 1030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1010 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2023-11-21 19:57:22,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3588 Valid, 6628 Invalid, 1030 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 1010 Invalid, 3 Unknown, 0 Unchecked, 10.2s Time] [2023-11-21 19:57:22,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4880 states. [2023-11-21 19:57:22,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4880 to 4877. [2023-11-21 19:57:22,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4877 states, 2920 states have (on average 1.329109589041096) internal successors, (3881), 3054 states have internal predecessors, (3881), 1659 states have call successors, (1659), 297 states have call predecessors, (1659), 297 states have return successors, (1659), 1628 states have call predecessors, (1659), 1659 states have call successors, (1659) [2023-11-21 19:57:23,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 4877 states and 7199 transitions. [2023-11-21 19:57:23,205 INFO L78 Accepts]: Start accepts. Automaton has 4877 states and 7199 transitions. Word has length 222 [2023-11-21 19:57:23,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:57:23,208 INFO L495 AbstractCegarLoop]: Abstraction has 4877 states and 7199 transitions. [2023-11-21 19:57:23,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-11-21 19:57:23,208 INFO L276 IsEmpty]: Start isEmpty. Operand 4877 states and 7199 transitions. [2023-11-21 19:57:23,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-21 19:57:23,229 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:57:23,229 INFO L195 NwaCegarLoop]: trace histogram [19, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:57:23,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 19:57:23,231 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:57:23,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:57:23,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1566250079, now seen corresponding path program 1 times [2023-11-21 19:57:23,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:57:23,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542417851] [2023-11-21 19:57:23,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:57:23,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:57:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:57:24,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1158 trivial. 0 not checked. [2023-11-21 19:57:24,280 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:57:24,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542417851] [2023-11-21 19:57:24,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542417851] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:57:24,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:57:24,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:57:24,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084968833] [2023-11-21 19:57:24,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:57:24,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:57:24,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:57:24,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:57:24,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:57:24,285 INFO L87 Difference]: Start difference. First operand 4877 states and 7199 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23)