./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-irda-via-ircc.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_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/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_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/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_8b41ce18-921d-4034-9c89-ace1d202d040/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 11d3d0800a0e0d53b4d0190c9a443eccbd843952940cf36579a7110b5d32d86b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:59:50,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:50,970 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:59:50,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:50,983 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:51,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:51,024 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:51,024 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:51,026 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:51,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:51,031 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:51,032 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:51,032 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:51,034 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:59:51,035 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:51,035 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:51,036 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:59:51,036 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:59:51,037 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:51,037 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:59:51,038 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:59:51,038 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:59:51,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:51,040 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:51,041 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:59:51,041 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:51,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:51,042 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:51,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:51,043 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:51,045 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:51,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:51,046 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:51,046 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:51,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:51,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:51,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:51,047 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:51,048 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:59:51,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:59:51,048 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:51,049 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:51,049 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:51,049 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:51,050 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_8b41ce18-921d-4034-9c89-ace1d202d040/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11d3d0800a0e0d53b4d0190c9a443eccbd843952940cf36579a7110b5d32d86b [2023-11-24 23:59:51,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:51,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:51,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:51,431 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:51,431 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:51,433 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-24 23:59:54,582 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:59:55,364 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:59:55,365 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-24 23:59:55,426 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/data/426b570e7/8e54babcde6f4006b1a0c2a986d61e46/FLAG513522e6f [2023-11-24 23:59:55,448 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/data/426b570e7/8e54babcde6f4006b1a0c2a986d61e46 [2023-11-24 23:59:55,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:59:55,456 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:59:55,459 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:55,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:59:55,466 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:59:55,467 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:55" (1/1) ... [2023-11-24 23:59:55,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ea0a92b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:55, skipping insertion in model container [2023-11-24 23:59:55,469 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:55" (1/1) ... [2023-11-24 23:59:55,667 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:59:58,807 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_8b41ce18-921d-4034-9c89-ace1d202d040/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323389,323402] [2023-11-24 23:59:58,812 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_8b41ce18-921d-4034-9c89-ace1d202d040/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323534,323547] [2023-11-24 23:59:58,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:58,864 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:59:59,053 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"); [5774] [2023-11-24 23:59:59,055 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)); [5781] [2023-11-24 23:59:59,056 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5788] [2023-11-24 23:59:59,058 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)); [5818-5819] [2023-11-24 23:59:59,058 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"); [5824-5826] [2023-11-24 23:59:59,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5895] [2023-11-24 23:59:59,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5903] [2023-11-24 23:59:59,331 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_8b41ce18-921d-4034-9c89-ace1d202d040/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323389,323402] [2023-11-24 23:59:59,332 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_8b41ce18-921d-4034-9c89-ace1d202d040/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323534,323547] [2023-11-24 23:59:59,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:59,544 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:59:59,553 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:59:59,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59 WrapperNode [2023-11-24 23:59:59,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:59,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:59,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:59:59,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:59:59,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (1/1) ... [2023-11-24 23:59:59,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (1/1) ... [2023-11-24 23:59:59,922 INFO L138 Inliner]: procedures = 379, calls = 2175, calls flagged for inlining = 146, calls inlined = 127, statements flattened = 4787 [2023-11-24 23:59:59,923 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:59,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:59:59,924 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:59:59,924 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:59:59,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (1/1) ... [2023-11-24 23:59:59,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (1/1) ... [2023-11-25 00:00:00,077 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (1/1) ... [2023-11-25 00:00:00,081 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (1/1) ... [2023-11-25 00:00:00,205 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (1/1) ... [2023-11-25 00:00:00,232 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (1/1) ... [2023-11-25 00:00:00,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (1/1) ... [2023-11-25 00:00:00,308 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (1/1) ... [2023-11-25 00:00:00,371 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:00:00,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:00:00,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:00:00,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:00:00,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (1/1) ... [2023-11-25 00:00:00,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:00:00,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:00:00,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:00:00,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:00:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2023-11-25 00:00:00,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2023-11-25 00:00:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2023-11-25 00:00:00,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2023-11-25 00:00:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-25 00:00:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-25 00:00:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-25 00:00:00,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-25 00:00:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-25 00:00:00,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-25 00:00:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2023-11-25 00:00:00,473 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2023-11-25 00:00:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2023-11-25 00:00:00,474 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2023-11-25 00:00:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2023-11-25 00:00:00,475 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2023-11-25 00:00:00,476 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-25 00:00:00,476 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-25 00:00:00,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-25 00:00:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-25 00:00:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-11-25 00:00:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-11-25 00:00:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2023-11-25 00:00:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2023-11-25 00:00:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-25 00:00:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-25 00:00:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2023-11-25 00:00:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2023-11-25 00:00:00,483 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2023-11-25 00:00:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2023-11-25 00:00:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2023-11-25 00:00:00,484 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2023-11-25 00:00:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2023-11-25 00:00:00,484 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2023-11-25 00:00:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-25 00:00:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-25 00:00:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2023-11-25 00:00:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2023-11-25 00:00:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-11-25 00:00:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-11-25 00:00:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2023-11-25 00:00:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2023-11-25 00:00:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-25 00:00:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-25 00:00:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-25 00:00:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-25 00:00:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-25 00:00:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-25 00:00:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-25 00:00:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2023-11-25 00:00:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2023-11-25 00:00:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2023-11-25 00:00:00,489 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2023-11-25 00:00:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-25 00:00:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-25 00:00:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-25 00:00:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-25 00:00:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2023-11-25 00:00:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2023-11-25 00:00:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-25 00:00:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-25 00:00:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2023-11-25 00:00:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2023-11-25 00:00:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2023-11-25 00:00:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2023-11-25 00:00:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-25 00:00:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-25 00:00:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-25 00:00:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-25 00:00:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-25 00:00:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-25 00:00:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-25 00:00:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-25 00:00:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2023-11-25 00:00:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2023-11-25 00:00:00,497 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-25 00:00:00,498 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-25 00:00:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-25 00:00:00,498 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-25 00:00:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-25 00:00:00,499 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-25 00:00:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-25 00:00:00,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-25 00:00:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-25 00:00:00,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-25 00:00:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2023-11-25 00:00:00,500 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2023-11-25 00:00:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2023-11-25 00:00:00,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2023-11-25 00:00:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-25 00:00:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-25 00:00:00,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-25 00:00:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2023-11-25 00:00:00,502 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2023-11-25 00:00:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_via_ircc_cb [2023-11-25 00:00:00,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_via_ircc_cb [2023-11-25 00:00:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2023-11-25 00:00:00,503 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2023-11-25 00:00:00,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-25 00:00:00,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-25 00:00:00,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-25 00:00:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2023-11-25 00:00:00,505 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2023-11-25 00:00:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-25 00:00:00,506 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-25 00:00:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2023-11-25 00:00:00,506 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2023-11-25 00:00:00,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:00:00,507 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-25 00:00:00,507 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-25 00:00:00,508 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-25 00:00:00,508 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-25 00:00:00,508 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-25 00:00:00,508 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-25 00:00:00,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-25 00:00:00,509 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-25 00:00:00,509 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2023-11-25 00:00:00,509 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2023-11-25 00:00:00,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-25 00:00:00,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-25 00:00:00,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-25 00:00:00,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-25 00:00:00,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-25 00:00:00,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-25 00:00:00,511 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2023-11-25 00:00:00,511 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2023-11-25 00:00:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-25 00:00:00,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-25 00:00:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:00:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-25 00:00:00,513 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-25 00:00:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2023-11-25 00:00:00,513 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2023-11-25 00:00:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-25 00:00:00,513 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-25 00:00:00,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-25 00:00:00,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-25 00:00:00,517 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2023-11-25 00:00:00,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2023-11-25 00:00:00,521 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2023-11-25 00:00:00,522 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2023-11-25 00:00:00,522 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2023-11-25 00:00:00,523 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2023-11-25 00:00:00,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-25 00:00:00,524 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2023-11-25 00:00:00,525 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2023-11-25 00:00:00,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2023-11-25 00:00:00,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2023-11-25 00:00:00,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:00:00,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-25 00:00:00,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-25 00:00:00,531 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-25 00:00:00,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-25 00:00:00,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-25 00:00:00,532 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-25 00:00:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-25 00:00:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-25 00:00:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-25 00:00:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2023-11-25 00:00:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2023-11-25 00:00:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2023-11-25 00:00:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2023-11-25 00:00:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-25 00:00:00,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-25 00:00:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-25 00:00:00,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-25 00:00:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2023-11-25 00:00:00,535 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2023-11-25 00:00:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-25 00:00:00,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-25 00:00:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2023-11-25 00:00:00,536 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2023-11-25 00:00:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2023-11-25 00:00:00,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2023-11-25 00:00:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-25 00:00:00,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-25 00:00:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-25 00:00:00,537 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-25 00:00:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2023-11-25 00:00:00,537 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2023-11-25 00:00:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2023-11-25 00:00:00,538 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2023-11-25 00:00:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-25 00:00:00,538 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-25 00:00:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-25 00:00:00,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-25 00:00:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2023-11-25 00:00:00,539 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2023-11-25 00:00:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-25 00:00:00,539 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-25 00:00:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:00:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-11-25 00:00:00,540 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-11-25 00:00:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2023-11-25 00:00:00,540 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2023-11-25 00:00:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-25 00:00:00,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-25 00:00:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2023-11-25 00:00:00,541 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2023-11-25 00:00:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:00:00,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:00:01,368 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:00:01,374 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:00:01,802 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-25 00:00:09,071 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:00:11,244 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:00:11,244 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-25 00:00:11,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:11 BoogieIcfgContainer [2023-11-25 00:00:11,247 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:00:11,251 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:00:11,251 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:00:11,254 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:00:11,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:59:55" (1/3) ... [2023-11-25 00:00:11,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e33271f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:11, skipping insertion in model container [2023-11-25 00:00:11,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:59" (2/3) ... [2023-11-25 00:00:11,258 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e33271f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:11, skipping insertion in model container [2023-11-25 00:00:11,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:11" (3/3) ... [2023-11-25 00:00:11,259 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-25 00:00:11,279 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:00:11,280 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:00:11,391 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:00:11,398 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;@226d441, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:00:11,398 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:00:11,412 INFO L276 IsEmpty]: Start isEmpty. Operand has 1693 states, 907 states have (on average 1.2315325248070563) internal successors, (1117), 935 states have internal predecessors, (1117), 693 states have call successors, (693), 92 states have call predecessors, (693), 91 states have return successors, (690), 679 states have call predecessors, (690), 690 states have call successors, (690) [2023-11-25 00:00:11,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-25 00:00:11,466 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:00:11,469 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:00:11,470 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:00:11,476 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:00:11,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1191985687, now seen corresponding path program 1 times [2023-11-25 00:00:11,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:00:11,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735409166] [2023-11-25 00:00:11,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:11,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:00:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:13,310 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-11-25 00:00:13,311 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:00:13,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735409166] [2023-11-25 00:00:13,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735409166] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:00:13,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:00:13,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:00:13,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342120550] [2023-11-25 00:00:13,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:00:13,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:00:13,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-25 00:00:13,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:00:13,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:00:13,363 INFO L87 Difference]: Start difference. First operand has 1693 states, 907 states have (on average 1.2315325248070563) internal successors, (1117), 935 states have internal predecessors, (1117), 693 states have call successors, (693), 92 states have call predecessors, (693), 91 states have return successors, (690), 679 states have call predecessors, (690), 690 states have call successors, (690) Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-25 00:00:17,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:00:17,091 INFO L93 Difference]: Finished difference Result 4792 states and 7094 transitions. [2023-11-25 00:00:17,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:00:17,093 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 206 [2023-11-25 00:00:17,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:00:17,137 INFO L225 Difference]: With dead ends: 4792 [2023-11-25 00:00:17,137 INFO L226 Difference]: Without dead ends: 3004 [2023-11-25 00:00:17,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:00:17,161 INFO L413 NwaCegarLoop]: 2316 mSDtfsCounter, 2077 mSDsluCounter, 2257 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2077 SdHoareTripleChecker+Valid, 4573 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-25 00:00:17,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2077 Valid, 4573 Invalid, 406 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-11-25 00:00:17,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3004 states. [2023-11-25 00:00:17,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3004 to 3002. [2023-11-25 00:00:17,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3002 states, 1613 states have (on average 1.2331060136391816) internal successors, (1989), 1660 states have internal predecessors, (1989), 1215 states have call successors, (1215), 173 states have call predecessors, (1215), 173 states have return successors, (1217), 1194 states have call predecessors, (1217), 1215 states have call successors, (1217) [2023-11-25 00:00:17,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 3002 states and 4421 transitions. [2023-11-25 00:00:17,600 INFO L78 Accepts]: Start accepts. Automaton has 3002 states and 4421 transitions. Word has length 206 [2023-11-25 00:00:17,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:00:17,605 INFO L495 AbstractCegarLoop]: Abstraction has 3002 states and 4421 transitions. [2023-11-25 00:00:17,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-25 00:00:17,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 4421 transitions. [2023-11-25 00:00:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-25 00:00:17,624 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:00:17,624 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:00:17,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-25 00:00:17,625 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:00:17,625 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:00:17,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1201938773, now seen corresponding path program 1 times [2023-11-25 00:00:17,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:00:17,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204679238] [2023-11-25 00:00:17,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:17,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:00:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:19,386 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-25 00:00:19,387 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:00:19,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204679238] [2023-11-25 00:00:19,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204679238] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:00:19,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033741133] [2023-11-25 00:00:19,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:19,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:00:19,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:00:19,393 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:00:19,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b41ce18-921d-4034-9c89-ace1d202d040/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:00:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:20,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 3633 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-25 00:00:20,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:00:30,831 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-11-25 00:00:30,831 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:00:30,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2033741133] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:00:30,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-25 00:00:30,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2023-11-25 00:00:30,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454055302] [2023-11-25 00:00:30,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:00:30,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-25 00:00:30,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-25 00:00:30,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-25 00:00:30,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-25 00:00:30,843 INFO L87 Difference]: Start difference. First operand 3002 states and 4421 transitions. Second operand has 6 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 1 states have call successors, (40), 1 states have call predecessors, (40), 2 states have return successors, (37), 2 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-25 00:00:36,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []