./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/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_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91 --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 0.2.4-dev-0e0057c [2023-11-24 23:19:40,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:19:40,701 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:19:40,707 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:19:40,708 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:19:40,735 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:19:40,736 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:19:40,736 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:19:40,737 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:19:40,738 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:19:40,738 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:19:40,739 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:19:40,739 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:19:40,740 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:19:40,740 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:19:40,741 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:19:40,741 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:19:40,742 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:19:40,742 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:19:40,743 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:19:40,743 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:19:40,744 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:19:40,745 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:19:40,745 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:19:40,745 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:19:40,746 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:19:40,746 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:19:40,746 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:19:40,747 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:19:40,747 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:19:40,748 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:19:40,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:19:40,748 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:19:40,749 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:19:40,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:40,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:19:40,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:19:40,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:19:40,750 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:19:40,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:19:40,750 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:19:40,751 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:19:40,751 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:19:40,751 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:19:40,751 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_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe434f0112be26c4714543d386b3350bd2a9bdce09b4b83ffbdf4c55da2983b7 [2023-11-24 23:19:41,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:19:41,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:19:41,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:19:41,079 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:19:41,080 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:19:41,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:19:44,274 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:19:45,037 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:19:45,038 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:19:45,093 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/data/a10f6251d/f44deb0e41d4457daa090eaea9091b24/FLAGdcd3ad2f8 [2023-11-24 23:19:45,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/data/a10f6251d/f44deb0e41d4457daa090eaea9091b24 [2023-11-24 23:19:45,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:19:45,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:19:45,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:45,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:19:45,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:19:45,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:45" (1/1) ... [2023-11-24 23:19:45,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e13f3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:45, skipping insertion in model container [2023-11-24 23:19:45,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:45" (1/1) ... [2023-11-24 23:19:45,387 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:19:48,674 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_a690e630-1c45-426d-b173-b1333d5f110c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2023-11-24 23:19:48,680 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_a690e630-1c45-426d-b173-b1333d5f110c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2023-11-24 23:19:48,723 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:48,792 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:19:49,042 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] [2023-11-24 23:19:49,045 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] [2023-11-24 23:19:49,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5374] [2023-11-24 23:19:49,048 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] [2023-11-24 23:19:49,049 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] [2023-11-24 23:19:49,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5476] [2023-11-24 23:19:49,051 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5479] [2023-11-24 23:19:49,051 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5482] [2023-11-24 23:19:49,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5485] [2023-11-24 23:19:49,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5583] [2023-11-24 23:19:49,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5591] [2023-11-24 23:19:49,056 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5621] [2023-11-24 23:19:49,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5629] [2023-11-24 23:19:49,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5636] [2023-11-24 23:19:49,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5644] [2023-11-24 23:19:49,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5712-5713] [2023-11-24 23:19:49,071 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] [2023-11-24 23:19:49,397 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_a690e630-1c45-426d-b173-b1333d5f110c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339084,339097] [2023-11-24 23:19:49,398 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_a690e630-1c45-426d-b173-b1333d5f110c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[339229,339242] [2023-11-24 23:19:49,403 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:49,583 WARN L675 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:19:49,583 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:19:49,591 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:19:49,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49 WrapperNode [2023-11-24 23:19:49,593 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:49,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:49,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:19:49,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:19:49,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:49,803 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:50,108 INFO L138 Inliner]: procedures = 430, calls = 2409, calls flagged for inlining = 196, calls inlined = 181, statements flattened = 6302 [2023-11-24 23:19:50,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:50,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:19:50,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:19:50,111 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:19:50,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:50,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:50,151 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:50,151 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:50,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:50,479 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:50,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:50,666 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:50,727 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:19:50,728 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:19:50,729 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:19:50,729 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:19:50,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:50,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:50,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:19:50,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:19:50,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:19:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-24 23:19:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-24 23:19:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:19:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:19:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:19:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:19:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:19:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:19:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-24 23:19:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-24 23:19:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2023-11-24 23:19:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2023-11-24 23:19:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:19:50,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:19:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-11-24 23:19:50,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-11-24 23:19:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-24 23:19:50,954 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-24 23:19:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:19:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:19:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-24 23:19:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-24 23:19:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-24 23:19:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-24 23:19:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-24 23:19:50,956 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-24 23:19:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:19:50,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:19:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:19:50,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:19:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:19:50,957 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:19:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:19:50,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:19:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-24 23:19:50,957 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-24 23:19:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:19:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:19:50,964 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:19:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:19:50,965 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:19:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-24 23:19:50,967 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-24 23:19:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-24 23:19:50,967 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-24 23:19:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:19:50,968 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:19:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-24 23:19:50,968 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-24 23:19:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-24 23:19:50,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-24 23:19:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-24 23:19:50,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-24 23:19:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-24 23:19:50,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-24 23:19:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-24 23:19:50,991 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-24 23:19:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:19:50,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:19:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:19:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:19:50,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:19:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-24 23:19:50,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-24 23:19:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:19:50,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:19:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:19:50,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:19:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-24 23:19:50,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-24 23:19:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-24 23:19:50,994 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-24 23:19:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_timer [2023-11-24 23:19:50,994 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_timer [2023-11-24 23:19:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-11-24 23:19:50,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-11-24 23:19:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-24 23:19:50,995 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-24 23:19:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-24 23:19:50,995 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-24 23:19:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_88 [2023-11-24 23:19:50,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_88 [2023-11-24 23:19:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:19:50,996 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:19:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-24 23:19:50,996 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-24 23:19:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-24 23:19:50,996 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-24 23:19:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-24 23:19:50,997 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-24 23:19:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:19:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-24 23:19:50,997 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-24 23:19:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-24 23:19:50,997 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-24 23:19:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-24 23:19:50,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-24 23:19:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:19:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:19:50,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:19:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:19:50,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:19:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:19:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:19:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:19:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:19:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-24 23:19:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-24 23:19:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:19:51,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:19:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-24 23:19:51,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-24 23:19:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-24 23:19:51,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-24 23:19:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:19:51,000 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:19:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:19:51,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:19:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-24 23:19:51,001 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-24 23:19:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-24 23:19:51,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-24 23:19:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-24 23:19:51,002 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-24 23:19:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-24 23:19:51,002 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-24 23:19:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:19:51,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:19:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-24 23:19:51,003 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-24 23:19:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_up [2023-11-24 23:19:51,003 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_up [2023-11-24 23:19:51,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:19:51,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:19:51,005 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:19:51,019 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:19:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-24 23:19:51,020 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-24 23:19:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-24 23:19:51,020 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-24 23:19:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-24 23:19:51,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-24 23:19:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-24 23:19:51,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-24 23:19:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_finish_auto_neg [2023-11-24 23:19:51,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_finish_auto_neg [2023-11-24 23:19:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-24 23:19:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-24 23:19:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:19:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:19:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-24 23:19:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-24 23:19:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_start_link [2023-11-24 23:19:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_start_link [2023-11-24 23:19:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:19:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-24 23:19:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-24 23:19:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:19:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:19:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:19:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-24 23:19:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-24 23:19:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2023-11-24 23:19:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2023-11-24 23:19:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:19:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:19:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:19:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-24 23:19:51,026 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-24 23:19:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-24 23:19:51,026 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-24 23:19:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-24 23:19:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-24 23:19:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:19:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:19:51,027 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-24 23:19:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-24 23:19:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:19:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:19:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-24 23:19:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-24 23:19:51,028 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-24 23:19:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-24 23:19:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-24 23:19:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-24 23:19:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:19:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:19:51,029 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:19:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:19:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-24 23:19:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-24 23:19:51,030 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-24 23:19:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-24 23:19:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-24 23:19:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-24 23:19:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-24 23:19:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-24 23:19:51,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:19:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-24 23:19:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-24 23:19:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:19:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:19:51,032 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-24 23:19:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-24 23:19:51,033 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-24 23:19:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-24 23:19:51,033 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-24 23:19:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-24 23:19:51,033 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-24 23:19:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-24 23:19:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_reset [2023-11-24 23:19:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_reset [2023-11-24 23:19:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-24 23:19:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-24 23:19:51,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:19:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:19:51,035 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-24 23:19:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-24 23:19:51,035 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-24 23:19:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-24 23:19:51,036 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-24 23:19:51,036 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-24 23:19:51,036 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-24 23:19:51,036 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-24 23:19:51,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:19:51,037 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-24 23:19:51,037 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-24 23:19:51,037 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-24 23:19:51,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:19:51,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:19:51,037 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-24 23:19:51,038 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-24 23:19:51,038 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-24 23:19:51,038 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-24 23:19:52,056 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:19:52,060 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:19:53,668 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:19:58,334 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7038: SUMMARY for call tlan_eisa_probe_#t~ret389#1 := printk(tlan_eisa_probe_#t~nondet388#1.base, tlan_eisa_probe_#t~nondet388#1.offset); srcloc: null [2023-11-24 23:19:58,334 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2023-11-24 23:19:58,334 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6972: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2023-11-24 23:19:58,335 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7038-1: assume -2147483648 <= tlan_eisa_probe_#t~ret389#1 && tlan_eisa_probe_#t~ret389#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet388#1.base, tlan_eisa_probe_#t~nondet388#1.offset;havoc tlan_eisa_probe_#t~ret389#1; [2023-11-24 23:19:58,335 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 [2023-11-24 23:19:58,335 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; [2023-11-24 23:19:58,335 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); [2023-11-24 23:19:58,335 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet382#1.base, tlan_eisa_probe_#t~nondet382#1.offset := 46, 0; [2023-11-24 23:19:58,336 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979: assume !(16 == ~debug~0); [2023-11-24 23:19:58,336 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-24 23:19:58,336 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7045: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-24 23:19:58,336 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6979-2: SUMMARY for call tlan_eisa_probe_#t~ret384#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 [2023-11-24 23:19:58,336 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981-1: assume -2147483648 <= tlan_eisa_probe_#t~ret383#1 && tlan_eisa_probe_#t~ret383#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet382#1.base, tlan_eisa_probe_#t~nondet382#1.offset;havoc tlan_eisa_probe_#t~ret383#1; [2023-11-24 23:19:58,337 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981: SUMMARY for call tlan_eisa_probe_#t~ret383#1 := printk(tlan_eisa_probe_#t~nondet382#1.base, tlan_eisa_probe_#t~nondet382#1.offset); srcloc: null [2023-11-24 23:19:58,337 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950: SUMMARY for call tlan_eisa_probe_#t~ret379#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 [2023-11-24 23:19:58,337 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-24 23:19:58,337 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret379#1;havoc tlan_eisa_probe_#t~ret379#1; [2023-11-24 23:19:58,338 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-24 23:19:58,341 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-24 23:19:58,342 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6986: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret384#1;havoc tlan_eisa_probe_#t~ret384#1; [2023-11-24 23:19:58,342 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 [2023-11-24 23:19:58,342 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-3: assume 0 != tlan_eisa_probe_#t~nondet367#1;havoc tlan_eisa_probe_#t~nondet367#1; [2023-11-24 23:19:58,343 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-3: assume !(0 != tlan_eisa_probe_#t~nondet367#1);havoc tlan_eisa_probe_#t~nondet367#1; [2023-11-24 23:19:58,344 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet367#1 := ~debug~0; [2023-11-24 23:19:58,344 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet367#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet367#1 <= 16;assume tlan_eisa_probe_#t~nondet367#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet367#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet367#1 >= -2147483648; [2023-11-24 23:19:58,345 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet371#1 := 0; [2023-11-24 23:19:58,345 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-5: assume !(0 == ~debug~0); [2023-11-24 23:19:58,353 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-24 23:19:58,354 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret368#1;havoc tlan_eisa_probe_#t~ret368#1;tlan_eisa_probe_#t~nondet369#1.base, tlan_eisa_probe_#t~nondet369#1.offset := 43, 0; [2023-11-24 23:19:58,354 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: SUMMARY for call tlan_eisa_probe_#t~ret368#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 [2023-11-24 23:19:58,354 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); [2023-11-24 23:19:58,355 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)); [2023-11-24 23:19:58,363 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6924-1: assume -2147483648 <= tlan_eisa_probe_#t~ret370#1 && tlan_eisa_probe_#t~ret370#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet369#1.base, tlan_eisa_probe_#t~nondet369#1.offset;havoc tlan_eisa_probe_#t~ret370#1; [2023-11-24 23:19:58,363 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6924: SUMMARY for call tlan_eisa_probe_#t~ret370#1 := printk(tlan_eisa_probe_#t~nondet369#1.base, tlan_eisa_probe_#t~nondet369#1.offset); srcloc: null [2023-11-24 23:19:58,363 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7024: assume -2147483648 <= tlan_eisa_probe_#t~ret385#1 && tlan_eisa_probe_#t~ret385#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret385#1;havoc tlan_eisa_probe_#t~ret385#1; [2023-11-24 23:19:58,363 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43909#1: SUMMARY for call tlan_eisa_probe_#t~ret385#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-24 23:19:58,364 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret380#1;havoc tlan_eisa_probe_#t~ret380#1; [2023-11-24 23:19:58,364 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960: SUMMARY for call tlan_eisa_probe_#t~ret380#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 [2023-11-24 23:19:58,364 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); [2023-11-24 23:19:58,364 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)); [2023-11-24 23:19:58,364 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet371#1 := ~debug~0; [2023-11-24 23:19:58,365 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet371#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet371#1 <= 16;assume tlan_eisa_probe_#t~nondet371#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet371#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet371#1 >= -2147483648; [2023-11-24 23:19:58,365 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet375#1 := 0; [2023-11-24 23:19:58,365 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-5: assume !(0 == ~debug~0); [2023-11-24 23:19:58,365 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-3: assume 0 != tlan_eisa_probe_#t~nondet371#1;havoc tlan_eisa_probe_#t~nondet371#1; [2023-11-24 23:19:58,365 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-3: assume !(0 != tlan_eisa_probe_#t~nondet371#1);havoc tlan_eisa_probe_#t~nondet371#1; [2023-11-24 23:19:58,366 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !(0 == ~debug~0); [2023-11-24 23:19:58,366 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet367#1 := 0; [2023-11-24 23:19:58,366 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; [2023-11-24 23:19:58,366 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); [2023-11-24 23:19:58,366 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930: SUMMARY for call tlan_eisa_probe_#t~ret372#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 [2023-11-24 23:19:58,367 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6930-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret372#1;havoc tlan_eisa_probe_#t~ret372#1;tlan_eisa_probe_#t~nondet373#1.base, tlan_eisa_probe_#t~nondet373#1.offset := 44, 0; [2023-11-24 23:19:58,367 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7030: SUMMARY for call tlan_eisa_probe_#t~ret387#1 := printk(tlan_eisa_probe_#t~nondet386#1.base, tlan_eisa_probe_#t~nondet386#1.offset); srcloc: null [2023-11-24 23:19:58,367 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931-1: assume -2147483648 <= tlan_eisa_probe_#t~ret374#1 && tlan_eisa_probe_#t~ret374#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet373#1.base, tlan_eisa_probe_#t~nondet373#1.offset;havoc tlan_eisa_probe_#t~ret374#1; [2023-11-24 23:19:58,367 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call tlan_eisa_probe_#t~ret374#1 := printk(tlan_eisa_probe_#t~nondet373#1.base, tlan_eisa_probe_#t~nondet373#1.offset); srcloc: null [2023-11-24 23:19:58,367 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 [2023-11-24 23:19:58,367 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); [2023-11-24 23:19:58,368 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)); [2023-11-24 23:19:58,368 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7030-1: assume -2147483648 <= tlan_eisa_probe_#t~ret387#1 && tlan_eisa_probe_#t~ret387#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet386#1.base, tlan_eisa_probe_#t~nondet386#1.offset;havoc tlan_eisa_probe_#t~ret387#1; [2023-11-24 23:19:58,368 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-24 23:19:58,368 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-24 23:19:58,368 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet375#1 := ~debug~0; [2023-11-24 23:19:58,369 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet375#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet375#1 <= 16;assume tlan_eisa_probe_#t~nondet375#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet375#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet375#1 >= -2147483648; [2023-11-24 23:19:58,369 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); [2023-11-24 23:19:58,369 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)); [2023-11-24 23:19:58,371 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-5: call tlan_eisa_probe_#t~ret378#1.base, tlan_eisa_probe_#t~ret378#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~ret378#1.base, tlan_eisa_probe_#t~ret378#1.offset;havoc tlan_eisa_probe_#t~ret378#1.base, tlan_eisa_probe_#t~ret378#1.offset; [2023-11-24 23:19:58,371 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-3: assume 0 != tlan_eisa_probe_#t~nondet375#1;havoc tlan_eisa_probe_#t~nondet375#1;tlan_eisa_probe_#t~nondet376#1.base, tlan_eisa_probe_#t~nondet376#1.offset := 45, 0; [2023-11-24 23:19:58,371 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935-3: assume !(0 != tlan_eisa_probe_#t~nondet375#1);havoc tlan_eisa_probe_#t~nondet375#1; [2023-11-24 23:19:58,371 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: SUMMARY for call tlan_eisa_probe_#t~ret381#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 [2023-11-24 23:19:58,372 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7036-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-24 23:19:58,372 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937-1: assume -2147483648 <= tlan_eisa_probe_#t~ret377#1 && tlan_eisa_probe_#t~ret377#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet376#1.base, tlan_eisa_probe_#t~nondet376#1.offset;havoc tlan_eisa_probe_#t~ret377#1; [2023-11-24 23:19:58,372 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call tlan_eisa_probe_#t~ret377#1 := printk(tlan_eisa_probe_#t~nondet376#1.base, tlan_eisa_probe_#t~nondet376#1.offset); srcloc: null [2023-11-24 23:19:58,372 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret381#1;havoc tlan_eisa_probe_#t~ret381#1; [2023-11-24 23:19:58,372 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume !(16 == ~debug~0); [2023-11-24 23:19:58,373 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet386#1.base, tlan_eisa_probe_#t~nondet386#1.offset := 47, 0; [2023-11-24 23:19:58,373 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !(16 == ~debug~0); [2023-11-24 23:19:58,373 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet388#1.base, tlan_eisa_probe_#t~nondet388#1.offset := 48, 0; [2023-11-24 23:19:58,638 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:20:03,747 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:20:03,747 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:20:03,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:03 BoogieIcfgContainer [2023-11-24 23:20:03,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:20:03,756 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:20:03,756 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:20:03,761 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:20:03,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:19:45" (1/3) ... [2023-11-24 23:20:03,764 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a8c4588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:03, skipping insertion in model container [2023-11-24 23:20:03,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49" (2/3) ... [2023-11-24 23:20:03,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a8c4588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:03, skipping insertion in model container [2023-11-24 23:20:03,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:03" (3/3) ... [2023-11-24 23:20:03,767 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:20:03,795 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:20:03,795 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:20:03,957 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:20:03,965 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;@7cfba180, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:20:03,965 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:20:04,067 INFO L276 IsEmpty]: Start isEmpty. Operand has 1818 states, 1034 states have (on average 1.2234042553191489) internal successors, (1265), 1081 states have internal predecessors, (1265), 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) [2023-11-24 23:20:04,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-24 23:20:04,110 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:04,111 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] [2023-11-24 23:20:04,112 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:04,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:04,123 INFO L85 PathProgramCache]: Analyzing trace with hash 461382684, now seen corresponding path program 1 times [2023-11-24 23:20:04,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:20:04,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46239485] [2023-11-24 23:20:04,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:04,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:20:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:05,545 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-24 23:20:05,546 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:20:05,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46239485] [2023-11-24 23:20:05,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46239485] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:20:05,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:20:05,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:20:05,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785828819] [2023-11-24 23:20:05,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:20:05,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:20:05,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:20:05,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:20:05,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:20:05,603 INFO L87 Difference]: Start difference. First operand has 1818 states, 1034 states have (on average 1.2234042553191489) internal successors, (1265), 1081 states have internal predecessors, (1265), 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) [2023-11-24 23:20:07,980 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 [] [2023-11-24 23:20:09,992 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 [] [2023-11-24 23:20:13,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:20:13,541 INFO L93 Difference]: Finished difference Result 3626 states and 5232 transitions. [2023-11-24 23:20:13,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:20:13,544 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 [2023-11-24 23:20:13,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:20:13,606 INFO L225 Difference]: With dead ends: 3626 [2023-11-24 23:20:13,606 INFO L226 Difference]: Without dead ends: 1739 [2023-11-24 23:20:13,641 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 [2023-11-24 23:20:13,647 INFO L413 NwaCegarLoop]: 2279 mSDtfsCounter, 12 mSDsluCounter, 2272 mSDsCounter, 0 mSdLazyCounter, 659 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 4551 SdHoareTripleChecker+Invalid, 663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 659 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2023-11-24 23:20:13,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 4551 Invalid, 663 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 659 Invalid, 2 Unknown, 0 Unchecked, 7.5s Time] [2023-11-24 23:20:13,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1739 states. [2023-11-24 23:20:13,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1739 to 1723. [2023-11-24 23:20:13,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1723 states, 984 states have (on average 1.2205284552845528) internal successors, (1201), 1028 states have internal predecessors, (1201), 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) [2023-11-24 23:20:13,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1723 states and 2467 transitions. [2023-11-24 23:20:13,996 INFO L78 Accepts]: Start accepts. Automaton has 1723 states and 2467 transitions. Word has length 142 [2023-11-24 23:20:14,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:20:14,002 INFO L495 AbstractCegarLoop]: Abstraction has 1723 states and 2467 transitions. [2023-11-24 23:20:14,003 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) [2023-11-24 23:20:14,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2467 transitions. [2023-11-24 23:20:14,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-24 23:20:14,024 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:14,027 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] [2023-11-24 23:20:14,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:20:14,032 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:14,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:14,033 INFO L85 PathProgramCache]: Analyzing trace with hash -282891477, now seen corresponding path program 1 times [2023-11-24 23:20:14,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:20:14,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255540884] [2023-11-24 23:20:14,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:14,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:20:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-24 23:20:15,166 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:20:15,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255540884] [2023-11-24 23:20:15,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255540884] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:20:15,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [808984450] [2023-11-24 23:20:15,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:15,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:20:15,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:20:15,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:20:15,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:20:16,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:16,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 2951 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:20:16,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:20:16,946 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-24 23:20:16,947 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:20:16,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [808984450] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:20:16,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-24 23:20:16,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-24 23:20:16,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315720263] [2023-11-24 23:20:16,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:20:16,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:20:16,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:20:16,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:20:16,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:20:16,953 INFO L87 Difference]: Start difference. First operand 1723 states and 2467 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) [2023-11-24 23:20:19,155 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 [] [2023-11-24 23:20:21,161 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 [] [2023-11-24 23:20:24,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:20:24,312 INFO L93 Difference]: Finished difference Result 3438 states and 4937 transitions. [2023-11-24 23:20:24,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:20:24,314 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 [2023-11-24 23:20:24,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:20:24,346 INFO L225 Difference]: With dead ends: 3438 [2023-11-24 23:20:24,346 INFO L226 Difference]: Without dead ends: 1735 [2023-11-24 23:20:24,369 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 [2023-11-24 23:20:24,371 INFO L413 NwaCegarLoop]: 2149 mSDtfsCounter, 6 mSDsluCounter, 2145 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 4294 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 632 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:20:24,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 4294 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 632 Invalid, 2 Unknown, 0 Unchecked, 7.1s Time] [2023-11-24 23:20:24,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2023-11-24 23:20:24,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1729. [2023-11-24 23:20:24,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1729 states, 989 states have (on average 1.2204246713852376) internal successors, (1207), 1033 states have internal predecessors, (1207), 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) [2023-11-24 23:20:24,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1729 states and 2475 transitions. [2023-11-24 23:20:24,548 INFO L78 Accepts]: Start accepts. Automaton has 1729 states and 2475 transitions. Word has length 158 [2023-11-24 23:20:24,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:20:24,551 INFO L495 AbstractCegarLoop]: Abstraction has 1729 states and 2475 transitions. [2023-11-24 23:20:24,552 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) [2023-11-24 23:20:24,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2475 transitions. [2023-11-24 23:20:24,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-24 23:20:24,559 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:24,560 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] [2023-11-24 23:20:24,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:20:24,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:20:24,775 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:24,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:24,778 INFO L85 PathProgramCache]: Analyzing trace with hash -20414570, now seen corresponding path program 1 times [2023-11-24 23:20:24,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:20:24,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197929133] [2023-11-24 23:20:24,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:24,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:20:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:25,620 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-24 23:20:25,621 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:20:25,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197929133] [2023-11-24 23:20:25,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197929133] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:20:25,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1245341066] [2023-11-24 23:20:25,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:25,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:20:25,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:20:25,626 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:20:25,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a690e630-1c45-426d-b173-b1333d5f110c/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-24 23:20:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:27,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 2998 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:20:27,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:20:27,537 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-24 23:20:27,538 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:20:27,699 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-11-24 23:20:27,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1245341066] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:20:27,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1708079971] [2023-11-24 23:20:27,734 INFO L159 IcfgInterpreter]: Started Sifa with 103 locations of interest [2023-11-24 23:20:27,734 INFO L166 IcfgInterpreter]: Building call graph [2023-11-24 23:20:27,740 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-24 23:20:27,746 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-24 23:20:27,747 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs