./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fe434f0112be26c4714543d386b3350bd2a9bdce09b4b83ffbdf4c55da2983b7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:11:09,712 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:11:09,866 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:11:09,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:11:09,884 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:11:09,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:11:09,914 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:11:09,915 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:11:09,916 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:11:09,917 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:11:09,917 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:11:09,918 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:11:09,919 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:11:09,920 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:11:09,921 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:11:09,921 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:11:09,922 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:11:09,923 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:11:09,924 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:11:09,924 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:11:09,925 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:11:09,926 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:11:09,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:11:09,928 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:11:09,928 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:11:09,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:11:09,929 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:11:09,930 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:11:09,930 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:11:09,931 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:11:09,933 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:11:09,933 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:11:09,933 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:11:09,934 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:11:09,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:11:09,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:11:09,935 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:11:09,935 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:11:09,936 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:11:09,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:11:09,936 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:11:09,937 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:11:09,937 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:11:09,938 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:11:09,938 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_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe434f0112be26c4714543d386b3350bd2a9bdce09b4b83ffbdf4c55da2983b7 [2023-11-23 21:11:10,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:11:10,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:11:10,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:11:10,360 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:11:10,361 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:11:10,362 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-23 21:11:14,016 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:11:14,737 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:11:14,738 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-23 21:11:14,801 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/data/b1646785f/50804d5c0d1f40348a59115d3665cca0/FLAGd5f0aa491 [2023-11-23 21:11:14,821 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/data/b1646785f/50804d5c0d1f40348a59115d3665cca0 [2023-11-23 21:11:14,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:11:14,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:11:14,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:11:14,835 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:11:14,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:11:14,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:14" (1/1) ... [2023-11-23 21:11:14,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50934c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:14, skipping insertion in model container [2023-11-23 21:11:14,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:14" (1/1) ... [2023-11-23 21:11:15,085 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:11:19,066 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_8ed650c6-b28c-4082-9da1-6375591fd463/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2023-11-23 21:11:19,071 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_8ed650c6-b28c-4082-9da1-6375591fd463/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2023-11-23 21:11:19,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:11:19,153 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:11:19,330 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"); [5360] [2023-11-23 21:11:19,332 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)); [5367] [2023-11-23 21:11:19,333 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5374] [2023-11-23 21:11:19,336 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5420-5421] [2023-11-23 21:11:19,337 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"); [5426-5428] [2023-11-23 21:11:19,339 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5476] [2023-11-23 21:11:19,339 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5479] [2023-11-23 21:11:19,340 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5482] [2023-11-23 21:11:19,340 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5485] [2023-11-23 21:11:19,343 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5583] [2023-11-23 21:11:19,344 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5591] [2023-11-23 21:11:19,345 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5621] [2023-11-23 21:11:19,346 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5629] [2023-11-23 21:11:19,346 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5636] [2023-11-23 21:11:19,347 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5644] [2023-11-23 21:11:19,354 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)); [5712-5713] [2023-11-23 21:11:19,357 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)); [5746-5747] [2023-11-23 21:11:19,784 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_8ed650c6-b28c-4082-9da1-6375591fd463/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2023-11-23 21:11:19,785 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_8ed650c6-b28c-4082-9da1-6375591fd463/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2023-11-23 21:11:19,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:11:20,060 WARN L675 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:11:20,062 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:11:20,072 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:11:20,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20 WrapperNode [2023-11-23 21:11:20,073 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:11:20,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:11:20,075 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:11:20,075 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:11:20,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (1/1) ... [2023-11-23 21:11:20,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (1/1) ... [2023-11-23 21:11:20,573 INFO L138 Inliner]: procedures = 430, calls = 2409, calls flagged for inlining = 196, calls inlined = 181, statements flattened = 6186 [2023-11-23 21:11:20,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:11:20,575 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:11:20,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:11:20,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:11:20,586 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (1/1) ... [2023-11-23 21:11:20,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (1/1) ... [2023-11-23 21:11:20,636 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (1/1) ... [2023-11-23 21:11:20,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (1/1) ... [2023-11-23 21:11:20,916 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (1/1) ... [2023-11-23 21:11:20,963 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (1/1) ... [2023-11-23 21:11:21,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (1/1) ... [2023-11-23 21:11:21,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (1/1) ... [2023-11-23 21:11:21,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:11:21,252 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:11:21,253 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:11:21,253 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:11:21,254 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (1/1) ... [2023-11-23 21:11:21,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:11:21,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:11:21,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:11:21,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:11:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-23 21:11:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-23 21:11:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:11:21,343 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:11:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:11:21,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:11:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:11:21,347 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:11:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-23 21:11:21,348 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-23 21:11:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2023-11-23 21:11:21,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2023-11-23 21:11:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:11:21,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:11:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-11-23 21:11:21,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-11-23 21:11:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-23 21:11:21,351 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-23 21:11:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:11:21,351 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:11:21,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-23 21:11:21,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-23 21:11:21,352 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-23 21:11:21,352 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-23 21:11:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-23 21:11:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-23 21:11:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:11:21,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:11:21,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:11:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:11:21,354 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:11:21,354 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:11:21,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:11:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:11:21,355 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:11:21,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:11:21,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:11:21,356 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:11:21,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:11:21,357 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:11:21,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:11:21,358 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-23 21:11:21,359 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-23 21:11:21,359 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-23 21:11:21,359 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-23 21:11:21,359 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:11:21,360 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:11:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-23 21:11:21,360 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-23 21:11:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-23 21:11:21,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-23 21:11:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-23 21:11:21,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-23 21:11:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-23 21:11:21,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-23 21:11:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-23 21:11:21,362 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-23 21:11:21,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:11:21,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:11:21,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:11:21,363 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:11:21,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:11:21,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:11:21,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:11:21,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:11:21,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:11:21,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:11:21,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:11:21,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 21:11:21,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 21:11:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-23 21:11:21,366 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-23 21:11:21,366 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_timer [2023-11-23 21:11:21,366 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_timer [2023-11-23 21:11:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-11-23 21:11:21,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-11-23 21:11:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-23 21:11:21,367 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-23 21:11:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:11:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:11:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_88 [2023-11-23 21:11:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_88 [2023-11-23 21:11:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:11:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:11:21,369 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-23 21:11:21,369 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-23 21:11:21,369 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-23 21:11:21,370 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-23 21:11:21,370 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-23 21:11:21,370 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-23 21:11:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:11:21,371 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-23 21:11:21,372 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-23 21:11:21,372 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-23 21:11:21,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-23 21:11:21,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-23 21:11:21,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-23 21:11:21,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:11:21,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:11:21,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:11:21,374 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:11:21,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:11:21,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:11:21,375 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:11:21,375 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:11:21,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:11:21,375 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-23 21:11:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-23 21:11:21,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:11:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:11:21,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 21:11:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 21:11:21,377 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-23 21:11:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-23 21:11:21,377 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:11:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:11:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:11:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:11:21,378 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-23 21:11:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-23 21:11:21,379 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-23 21:11:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-23 21:11:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-23 21:11:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-23 21:11:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-23 21:11:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-23 21:11:21,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:11:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:11:21,386 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-23 21:11:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-23 21:11:21,387 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_up [2023-11-23 21:11:21,388 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_up [2023-11-23 21:11:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:11:21,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:11:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:11:21,390 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:11:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-23 21:11:21,396 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-23 21:11:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-23 21:11:21,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-23 21:11:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-23 21:11:21,398 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-23 21:11:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:11:21,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:11:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_finish_auto_neg [2023-11-23 21:11:21,399 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_finish_auto_neg [2023-11-23 21:11:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:11:21,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:11:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:11:21,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:11:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-23 21:11:21,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-23 21:11:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_start_link [2023-11-23 21:11:21,400 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_start_link [2023-11-23 21:11:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:11:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-23 21:11:21,401 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-23 21:11:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:11:21,401 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:11:21,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:11:21,402 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-23 21:11:21,402 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-23 21:11:21,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2023-11-23 21:11:21,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2023-11-23 21:11:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:11:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:11:21,403 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:11:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-23 21:11:21,403 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-23 21:11:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-23 21:11:21,404 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-23 21:11:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-23 21:11:21,404 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-23 21:11:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:11:21,404 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:11:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-23 21:11:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-23 21:11:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:11:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:11:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-23 21:11:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-23 21:11:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-23 21:11:21,406 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-23 21:11:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-23 21:11:21,406 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-23 21:11:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:11:21,407 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:11:21,407 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:11:21,407 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:11:21,407 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-23 21:11:21,407 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-23 21:11:21,407 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-23 21:11:21,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-23 21:11:21,408 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-23 21:11:21,408 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-23 21:11:21,408 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-23 21:11:21,408 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-23 21:11:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:11:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-23 21:11:21,409 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-23 21:11:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:11:21,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:11:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-23 21:11:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-23 21:11:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:11:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:11:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-23 21:11:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-23 21:11:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-23 21:11:21,411 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-23 21:11:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_reset [2023-11-23 21:11:21,411 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_reset [2023-11-23 21:11:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-23 21:11:21,412 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-23 21:11:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:11:21,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:11:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-23 21:11:21,412 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-23 21:11:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-23 21:11:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-23 21:11:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-23 21:11:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-23 21:11:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-23 21:11:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-23 21:11:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:11:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-23 21:11:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-23 21:11:21,414 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-23 21:11:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:11:21,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:11:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-23 21:11:21,415 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-23 21:11:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-23 21:11:21,415 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-23 21:11:22,466 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:11:22,475 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:11:24,167 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:11:28,190 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7038: SUMMARY for call tlan_eisa_probe_#t~ret365#1 := printk(48, 0); srcloc: null [2023-11-23 21:11:28,190 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2023-11-23 21:11:28,190 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2023-11-23 21:11:28,190 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7038-1: assume -2147483648 <= tlan_eisa_probe_#t~ret365#1 && tlan_eisa_probe_#t~ret365#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret365#1; [2023-11-23 21:11:28,190 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-23 21:11:28,190 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6945: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2023-11-23 21:11:28,190 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6945: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2023-11-23 21:11:28,191 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume 16 == ~debug~0; [2023-11-23 21:11:28,191 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume !(16 == ~debug~0); [2023-11-23 21:11:28,191 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-23 21:11:28,191 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-23 21:11:28,191 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979-2: SUMMARY for call tlan_eisa_probe_#t~ret362#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-23 21:11:28,191 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981-1: assume -2147483648 <= tlan_eisa_probe_#t~ret361#1 && tlan_eisa_probe_#t~ret361#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret361#1; [2023-11-23 21:11:28,191 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981: SUMMARY for call tlan_eisa_probe_#t~ret361#1 := printk(46, 0); srcloc: null [2023-11-23 21:11:28,191 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950: SUMMARY for call tlan_eisa_probe_#t~ret358#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-23 21:11:28,191 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-23 21:11:28,193 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret358#1;havoc tlan_eisa_probe_#t~ret358#1; [2023-11-23 21:11:28,197 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-23 21:11:28,197 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-23 21:11:28,197 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6986: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret362#1;havoc tlan_eisa_probe_#t~ret362#1; [2023-11-23 21:11:28,197 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6954: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-23 21:11:28,197 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-3: assume 0 != tlan_eisa_probe_#t~nondet349#1;havoc tlan_eisa_probe_#t~nondet349#1; [2023-11-23 21:11:28,198 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-3: assume !(0 != tlan_eisa_probe_#t~nondet349#1);havoc tlan_eisa_probe_#t~nondet349#1; [2023-11-23 21:11:28,198 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet349#1 := ~debug~0; [2023-11-23 21:11:28,198 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet349#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet349#1 <= 16;assume tlan_eisa_probe_#t~nondet349#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet349#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet349#1 >= -2147483648; [2023-11-23 21:11:28,198 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := 0; [2023-11-23 21:11:28,199 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-5: assume !(0 == ~debug~0); [2023-11-23 21:11:28,201 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-23 21:11:28,201 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret350#1;havoc tlan_eisa_probe_#t~ret350#1; [2023-11-23 21:11:28,201 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: SUMMARY for call tlan_eisa_probe_#t~ret350#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-23 21:11:28,201 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6989: assume 16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-23 21:11:28,202 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6989: assume !(16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-23 21:11:28,207 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6924-1: assume -2147483648 <= tlan_eisa_probe_#t~ret351#1 && tlan_eisa_probe_#t~ret351#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret351#1; [2023-11-23 21:11:28,208 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6924: SUMMARY for call tlan_eisa_probe_#t~ret351#1 := printk(43, 0); srcloc: null [2023-11-23 21:11:28,208 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7024: assume -2147483648 <= tlan_eisa_probe_#t~ret363#1 && tlan_eisa_probe_#t~ret363#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret363#1;havoc tlan_eisa_probe_#t~ret363#1; [2023-11-23 21:11:28,208 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43909#1: SUMMARY for call tlan_eisa_probe_#t~ret363#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-23 21:11:28,208 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret359#1;havoc tlan_eisa_probe_#t~ret359#1; [2023-11-23 21:11:28,208 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960: SUMMARY for call tlan_eisa_probe_#t~ret359#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-23 21:11:28,208 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: assume 32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-23 21:11:28,209 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: assume !(32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-23 21:11:28,209 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := ~debug~0; [2023-11-23 21:11:28,209 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet352#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet352#1 <= 16;assume tlan_eisa_probe_#t~nondet352#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet352#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet352#1 >= -2147483648; [2023-11-23 21:11:28,209 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := 0; [2023-11-23 21:11:28,209 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-5: assume !(0 == ~debug~0); [2023-11-23 21:11:28,209 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-3: assume 0 != tlan_eisa_probe_#t~nondet352#1;havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-23 21:11:28,209 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-3: assume !(0 != tlan_eisa_probe_#t~nondet352#1);havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-23 21:11:28,210 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !(0 == ~debug~0); [2023-11-23 21:11:28,210 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet349#1 := 0; [2023-11-23 21:11:28,210 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2023-11-23 21:11:28,210 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2023-11-23 21:11:28,210 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930: SUMMARY for call tlan_eisa_probe_#t~ret353#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-23 21:11:28,210 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret353#1;havoc tlan_eisa_probe_#t~ret353#1; [2023-11-23 21:11:28,210 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7030: SUMMARY for call tlan_eisa_probe_#t~ret364#1 := printk(47, 0); srcloc: null [2023-11-23 21:11:28,211 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931-1: assume -2147483648 <= tlan_eisa_probe_#t~ret354#1 && tlan_eisa_probe_#t~ret354#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret354#1; [2023-11-23 21:11:28,211 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call tlan_eisa_probe_#t~ret354#1 := printk(44, 0); srcloc: null [2023-11-23 21:11:28,211 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6964: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-23 21:11:28,211 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997: assume 64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-23 21:11:28,211 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997: assume !(64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-23 21:11:28,211 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7030-1: assume -2147483648 <= tlan_eisa_probe_#t~ret364#1 && tlan_eisa_probe_#t~ret364#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret364#1; [2023-11-23 21:11:28,211 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-23 21:11:28,212 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-23 21:11:28,212 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := ~debug~0; [2023-11-23 21:11:28,212 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet355#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet355#1 <= 16;assume tlan_eisa_probe_#t~nondet355#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet355#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet355#1 >= -2147483648; [2023-11-23 21:11:28,212 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume 128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-23 21:11:28,212 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume !(128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-23 21:11:28,212 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-5: call tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset;havoc tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset; [2023-11-23 21:11:28,212 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-3: assume 0 != tlan_eisa_probe_#t~nondet355#1;havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-23 21:11:28,213 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-3: assume !(0 != tlan_eisa_probe_#t~nondet355#1);havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-23 21:11:28,213 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: SUMMARY for call tlan_eisa_probe_#t~ret360#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-23 21:11:28,213 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7036-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-23 21:11:28,213 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937-1: assume -2147483648 <= tlan_eisa_probe_#t~ret356#1 && tlan_eisa_probe_#t~ret356#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret356#1; [2023-11-23 21:11:28,213 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call tlan_eisa_probe_#t~ret356#1 := printk(45, 0); srcloc: null [2023-11-23 21:11:28,213 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret360#1;havoc tlan_eisa_probe_#t~ret360#1; [2023-11-23 21:11:28,215 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume !(16 == ~debug~0); [2023-11-23 21:11:28,215 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume 16 == ~debug~0; [2023-11-23 21:11:28,215 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !(16 == ~debug~0); [2023-11-23 21:11:28,215 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume 16 == ~debug~0; [2023-11-23 21:11:28,405 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:11:32,974 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:11:32,974 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:11:32,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:11:32 BoogieIcfgContainer [2023-11-23 21:11:32,977 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:11:32,980 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:11:32,980 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:11:32,983 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:11:32,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:11:14" (1/3) ... [2023-11-23 21:11:32,984 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53fb8362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:11:32, skipping insertion in model container [2023-11-23 21:11:32,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:20" (2/3) ... [2023-11-23 21:11:32,985 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53fb8362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:11:32, skipping insertion in model container [2023-11-23 21:11:32,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:11:32" (3/3) ... [2023-11-23 21:11:32,987 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-23 21:11:33,009 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:11:33,009 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:11:33,100 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:11:33,106 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;@271891c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:11:33,107 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:11:33,119 INFO L276 IsEmpty]: Start isEmpty. Operand has 1797 states, 1013 states have (on average 1.228035538005923) internal successors, (1244), 1062 states have internal predecessors, (1244), 673 states have call successors, (673), 110 states have call predecessors, (673), 109 states have return successors, (669), 654 states have call predecessors, (669), 669 states have call successors, (669) [2023-11-23 21:11:33,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-23 21:11:33,149 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:11:33,150 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:11:33,151 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:11:33,156 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:11:33,156 INFO L85 PathProgramCache]: Analyzing trace with hash -2104511642, now seen corresponding path program 1 times [2023-11-23 21:11:33,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:11:33,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697599256] [2023-11-23 21:11:33,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:33,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:11:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:11:34,364 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-23 21:11:34,364 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:11:34,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697599256] [2023-11-23 21:11:34,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697599256] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:11:34,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:11:34,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:11:34,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703115662] [2023-11-23 21:11:34,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:11:34,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:11:34,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:11:34,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:11:34,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:11:34,436 INFO L87 Difference]: Start difference. First operand has 1797 states, 1013 states have (on average 1.228035538005923) internal successors, (1244), 1062 states have internal predecessors, (1244), 673 states have call successors, (673), 110 states have call predecessors, (673), 109 states have return successors, (669), 654 states have call predecessors, (669), 669 states have call successors, (669) Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 21:11:36,806 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 [] [2023-11-23 21:11:38,816 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 [] [2023-11-23 21:11:41,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:11:41,686 INFO L93 Difference]: Finished difference Result 3584 states and 5190 transitions. [2023-11-23 21:11:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:11:41,689 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 142 [2023-11-23 21:11:41,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:11:41,736 INFO L225 Difference]: With dead ends: 3584 [2023-11-23 21:11:41,737 INFO L226 Difference]: Without dead ends: 1730 [2023-11-23 21:11:41,767 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 [2023-11-23 21:11:41,772 INFO L413 NwaCegarLoop]: 2259 mSDtfsCounter, 12 mSDsluCounter, 2252 mSDsCounter, 0 mSdLazyCounter, 657 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 4511 SdHoareTripleChecker+Invalid, 661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 657 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:11:41,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 4511 Invalid, 661 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 657 Invalid, 2 Unknown, 0 Unchecked, 6.9s Time] [2023-11-23 21:11:41,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1730 states. [2023-11-23 21:11:42,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1730 to 1714. [2023-11-23 21:11:42,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1714 states, 975 states have (on average 1.2225641025641025) internal successors, (1192), 1021 states have internal predecessors, (1192), 633 states have call successors, (633), 105 states have call predecessors, (633), 105 states have return successors, (633), 618 states have call predecessors, (633), 633 states have call successors, (633) [2023-11-23 21:11:42,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1714 states and 2458 transitions. [2023-11-23 21:11:42,284 INFO L78 Accepts]: Start accepts. Automaton has 1714 states and 2458 transitions. Word has length 142 [2023-11-23 21:11:42,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:11:42,288 INFO L495 AbstractCegarLoop]: Abstraction has 1714 states and 2458 transitions. [2023-11-23 21:11:42,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 21:11:42,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2458 transitions. [2023-11-23 21:11:42,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-23 21:11:42,310 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:11:42,310 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:11:42,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:11:42,311 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:11:42,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:11:42,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1498399497, now seen corresponding path program 1 times [2023-11-23 21:11:42,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:11:42,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173854922] [2023-11-23 21:11:42,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:42,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:11:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:11:43,092 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-23 21:11:43,092 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:11:43,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173854922] [2023-11-23 21:11:43,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173854922] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:11:43,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [154696597] [2023-11-23 21:11:43,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:43,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:11:43,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:11:43,099 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:11:43,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:11:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:11:44,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 2945 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:11:44,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:11:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-23 21:11:44,523 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:11:44,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [154696597] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:11:44,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 21:11:44,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-23 21:11:44,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595525539] [2023-11-23 21:11:44,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:11:44,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:11:44,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:11:44,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:11:44,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:11:44,528 INFO L87 Difference]: Start difference. First operand 1714 states and 2458 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-23 21:11:46,688 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 [] [2023-11-23 21:11:48,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:11:51,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:11:51,931 INFO L93 Difference]: Finished difference Result 3420 states and 4919 transitions. [2023-11-23 21:11:51,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:11:51,932 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 158 [2023-11-23 21:11:51,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:11:51,955 INFO L225 Difference]: With dead ends: 3420 [2023-11-23 21:11:51,956 INFO L226 Difference]: Without dead ends: 1726 [2023-11-23 21:11:51,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:11:51,978 INFO L413 NwaCegarLoop]: 2140 mSDtfsCounter, 6 mSDsluCounter, 2136 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 632 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:11:51,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 4276 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 632 Invalid, 2 Unknown, 0 Unchecked, 7.2s Time] [2023-11-23 21:11:51,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1726 states. [2023-11-23 21:11:52,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1726 to 1720. [2023-11-23 21:11:52,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1720 states, 980 states have (on average 1.2224489795918367) internal successors, (1198), 1026 states have internal predecessors, (1198), 634 states have call successors, (634), 105 states have call predecessors, (634), 105 states have return successors, (634), 619 states have call predecessors, (634), 634 states have call successors, (634) [2023-11-23 21:11:52,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1720 states and 2466 transitions. [2023-11-23 21:11:52,202 INFO L78 Accepts]: Start accepts. Automaton has 1720 states and 2466 transitions. Word has length 158 [2023-11-23 21:11:52,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:11:52,203 INFO L495 AbstractCegarLoop]: Abstraction has 1720 states and 2466 transitions. [2023-11-23 21:11:52,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-23 21:11:52,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2466 transitions. [2023-11-23 21:11:52,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-23 21:11:52,208 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:11:52,209 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:11:52,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:11:52,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:11:52,423 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:11:52,424 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:11:52,424 INFO L85 PathProgramCache]: Analyzing trace with hash 2143251962, now seen corresponding path program 1 times [2023-11-23 21:11:52,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:11:52,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377039676] [2023-11-23 21:11:52,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:52,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:11:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:11:52,997 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-23 21:11:52,998 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:11:52,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377039676] [2023-11-23 21:11:52,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377039676] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:11:52,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145453493] [2023-11-23 21:11:52,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:52,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:11:52,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:11:53,000 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:11:53,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ed650c6-b28c-4082-9da1-6375591fd463/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 21:11:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:11:54,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 3014 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:11:54,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:11:54,305 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-23 21:11:54,306 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:11:54,447 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-23 21:11:54,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2145453493] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:11:54,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1227072215] [2023-11-23 21:11:54,478 INFO L159 IcfgInterpreter]: Started Sifa with 105 locations of interest [2023-11-23 21:11:54,479 INFO L166 IcfgInterpreter]: Building call graph [2023-11-23 21:11:54,484 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-23 21:11:54,490 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-23 21:11:54,490 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs