./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 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/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_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 11d3d0800a0e0d53b4d0190c9a443eccbd843952940cf36579a7110b5d32d86b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:20:41,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:20:41,589 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:20:41,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:20:41,605 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:20:41,654 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:20:41,655 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:20:41,656 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:20:41,657 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:20:41,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:20:41,664 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:20:41,665 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:20:41,666 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:20:41,668 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:20:41,669 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:20:41,669 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:20:41,670 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:20:41,671 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:20:41,671 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:20:41,672 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:20:41,673 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:20:41,674 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:20:41,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:20:41,676 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:20:41,676 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:20:41,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:20:41,677 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:20:41,678 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:20:41,678 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:20:41,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:20:41,681 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:20:41,697 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:20:41,697 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:20:41,698 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:20:41,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:20:41,698 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:20:41,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:20:41,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:20:41,700 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:20:41,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:20:41,700 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:20:41,701 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:20:41,701 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:20:41,701 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:20:41,702 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_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11d3d0800a0e0d53b4d0190c9a443eccbd843952940cf36579a7110b5d32d86b [2023-11-23 21:20:42,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:20:42,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:20:42,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:20:42,156 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:20:42,157 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:20:42,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-23 21:20:45,292 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:20:46,075 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:20:46,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-23 21:20:46,134 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/data/f363ae71d/e795dbe4279f4ab487457e1ac4393e6a/FLAG1489afa5e [2023-11-23 21:20:46,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/data/f363ae71d/e795dbe4279f4ab487457e1ac4393e6a [2023-11-23 21:20:46,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:20:46,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:20:46,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:20:46,169 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:20:46,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:20:46,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:20:46" (1/1) ... [2023-11-23 21:20:46,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e00a6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:46, skipping insertion in model container [2023-11-23 21:20:46,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:20:46" (1/1) ... [2023-11-23 21:20:46,384 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:20:49,634 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_51208e8a-e678-49db-80ca-a935673d91f6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323389,323402] [2023-11-23 21:20:49,640 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_51208e8a-e678-49db-80ca-a935673d91f6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323534,323547] [2023-11-23 21:20:49,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:20:49,717 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:20:49,951 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] [2023-11-23 21:20:49,953 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] [2023-11-23 21:20:49,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5788] [2023-11-23 21:20:49,955 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] [2023-11-23 21:20:49,955 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] [2023-11-23 21:20:49,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5895] [2023-11-23 21:20:49,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5903] [2023-11-23 21:20:50,287 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_51208e8a-e678-49db-80ca-a935673d91f6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323389,323402] [2023-11-23 21:20:50,288 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_51208e8a-e678-49db-80ca-a935673d91f6/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323534,323547] [2023-11-23 21:20:50,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:20:50,472 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:20:50,481 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:20:50,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50 WrapperNode [2023-11-23 21:20:50,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:20:50,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:20:50,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:20:50,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:20:50,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (1/1) ... [2023-11-23 21:20:50,616 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (1/1) ... [2023-11-23 21:20:50,877 INFO L138 Inliner]: procedures = 379, calls = 2175, calls flagged for inlining = 146, calls inlined = 127, statements flattened = 4695 [2023-11-23 21:20:50,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:20:50,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:20:50,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:20:50,880 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:20:50,890 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (1/1) ... [2023-11-23 21:20:50,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (1/1) ... [2023-11-23 21:20:50,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (1/1) ... [2023-11-23 21:20:50,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (1/1) ... [2023-11-23 21:20:51,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (1/1) ... [2023-11-23 21:20:51,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (1/1) ... [2023-11-23 21:20:51,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (1/1) ... [2023-11-23 21:20:51,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (1/1) ... [2023-11-23 21:20:51,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:20:51,252 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:20:51,252 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:20:51,253 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:20:51,253 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (1/1) ... [2023-11-23 21:20:51,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:20:51,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:20:51,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:20:51,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:20:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2023-11-23 21:20:51,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2023-11-23 21:20:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2023-11-23 21:20:51,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2023-11-23 21:20:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:20:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:20:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:20:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:20:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:20:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:20:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2023-11-23 21:20:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2023-11-23 21:20:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2023-11-23 21:20:51,379 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2023-11-23 21:20:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2023-11-23 21:20:51,379 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2023-11-23 21:20:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:20:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:20:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:20:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:20:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-11-23 21:20:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-11-23 21:20:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2023-11-23 21:20:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2023-11-23 21:20:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:20:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:20:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2023-11-23 21:20:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2023-11-23 21:20:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2023-11-23 21:20:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2023-11-23 21:20:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2023-11-23 21:20:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2023-11-23 21:20:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2023-11-23 21:20:51,383 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2023-11-23 21:20:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:20:51,383 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:20:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2023-11-23 21:20:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2023-11-23 21:20:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-11-23 21:20:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-11-23 21:20:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2023-11-23 21:20:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2023-11-23 21:20:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:20:51,385 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:20:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:20:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-23 21:20:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:20:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:20:51,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:20:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2023-11-23 21:20:51,386 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2023-11-23 21:20:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2023-11-23 21:20:51,386 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2023-11-23 21:20:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-23 21:20:51,387 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-23 21:20:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:20:51,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:20:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2023-11-23 21:20:51,387 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2023-11-23 21:20:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:20:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:20:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2023-11-23 21:20:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2023-11-23 21:20:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2023-11-23 21:20:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2023-11-23 21:20:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:20:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:20:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-23 21:20:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-23 21:20:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:20:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:20:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-23 21:20:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-23 21:20:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2023-11-23 21:20:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2023-11-23 21:20:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:20:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:20:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-23 21:20:51,391 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-23 21:20:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:20:51,391 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:20:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:20:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:20:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-23 21:20:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-23 21:20:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2023-11-23 21:20:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2023-11-23 21:20:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2023-11-23 21:20:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2023-11-23 21:20:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:20:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:20:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:20:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2023-11-23 21:20:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2023-11-23 21:20:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_via_ircc_cb [2023-11-23 21:20:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_via_ircc_cb [2023-11-23 21:20:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2023-11-23 21:20:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2023-11-23 21:20:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:20:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:20:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:20:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2023-11-23 21:20:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2023-11-23 21:20:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-23 21:20:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-23 21:20:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2023-11-23 21:20:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2023-11-23 21:20:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:20:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-23 21:20:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-23 21:20:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:20:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:20:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:20:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:20:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:20:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:20:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2023-11-23 21:20:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2023-11-23 21:20:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:20:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:20:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:20:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:20:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 21:20:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 21:20:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2023-11-23 21:20:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2023-11-23 21:20:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-23 21:20:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-23 21:20:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:20:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-23 21:20:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-23 21:20:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2023-11-23 21:20:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2023-11-23 21:20:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-23 21:20:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-23 21:20:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:20:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:20:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2023-11-23 21:20:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2023-11-23 21:20:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2023-11-23 21:20:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2023-11-23 21:20:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2023-11-23 21:20:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2023-11-23 21:20:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:20:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2023-11-23 21:20:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2023-11-23 21:20:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2023-11-23 21:20:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2023-11-23 21:20:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:20:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:20:51,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:20:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:20:51,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:20:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:20:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:20:51,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:20:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:20:51,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:20:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2023-11-23 21:20:51,404 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2023-11-23 21:20:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2023-11-23 21:20:51,405 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2023-11-23 21:20:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:20:51,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:20:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 21:20:51,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 21:20:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2023-11-23 21:20:51,405 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2023-11-23 21:20:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:20:51,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:20:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2023-11-23 21:20:51,406 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2023-11-23 21:20:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2023-11-23 21:20:51,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2023-11-23 21:20:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-23 21:20:51,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-23 21:20:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:20:51,407 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:20:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2023-11-23 21:20:51,407 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2023-11-23 21:20:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2023-11-23 21:20:51,408 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2023-11-23 21:20:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-23 21:20:51,408 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-23 21:20:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:20:51,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:20:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2023-11-23 21:20:51,408 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2023-11-23 21:20:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-23 21:20:51,409 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-23 21:20:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:20:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-11-23 21:20:51,409 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-11-23 21:20:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2023-11-23 21:20:51,409 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2023-11-23 21:20:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:20:51,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:20:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2023-11-23 21:20:51,410 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2023-11-23 21:20:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:20:51,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:20:52,191 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:20:52,196 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:20:52,438 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:20:58,188 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:00,073 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:00,073 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:21:00,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:00 BoogieIcfgContainer [2023-11-23 21:21:00,076 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:00,079 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:00,079 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:00,083 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:00,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:20:46" (1/3) ... [2023-11-23 21:21:00,084 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51859612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:00, skipping insertion in model container [2023-11-23 21:21:00,084 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:20:50" (2/3) ... [2023-11-23 21:21:00,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51859612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:00, skipping insertion in model container [2023-11-23 21:21:00,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:00" (3/3) ... [2023-11-23 21:21:00,086 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-23 21:21:00,109 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:00,109 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:00,206 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:00,214 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;@744da4fe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:00,214 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:00,230 INFO L276 IsEmpty]: Start isEmpty. Operand has 1673 states, 887 states have (on average 1.2367531003382186) internal successors, (1097), 917 states have internal predecessors, (1097), 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) [2023-11-23 21:21:00,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-23 21:21:00,278 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:00,279 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] [2023-11-23 21:21:00,280 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:00,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:00,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1730129742, now seen corresponding path program 1 times [2023-11-23 21:21:00,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:21:00,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475761070] [2023-11-23 21:21:00,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:00,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:21:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:01,842 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-11-23 21:21:01,843 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:21:01,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475761070] [2023-11-23 21:21:01,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475761070] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:01,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:01,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:21:01,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152568198] [2023-11-23 21:21:01,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:01,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:21:01,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:21:01,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:21:01,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:21:01,891 INFO L87 Difference]: Start difference. First operand has 1673 states, 887 states have (on average 1.2367531003382186) internal successors, (1097), 917 states have internal predecessors, (1097), 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) [2023-11-23 21:21:04,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:07,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:08,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:08,572 INFO L93 Difference]: Finished difference Result 4732 states and 7034 transitions. [2023-11-23 21:21:08,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:21:08,575 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 [2023-11-23 21:21:08,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:08,637 INFO L225 Difference]: With dead ends: 4732 [2023-11-23 21:21:08,638 INFO L226 Difference]: Without dead ends: 2992 [2023-11-23 21:21:08,663 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 [2023-11-23 21:21:08,667 INFO L413 NwaCegarLoop]: 2297 mSDtfsCounter, 2057 mSDsluCounter, 2238 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2057 SdHoareTripleChecker+Valid, 4535 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:08,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2057 Valid, 4535 Invalid, 404 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2023-11-23 21:21:08,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2992 states. [2023-11-23 21:21:09,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2992 to 2990. [2023-11-23 21:21:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2990 states, 1601 states have (on average 1.2348532167395379) internal successors, (1977), 1652 states have internal predecessors, (1977), 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) [2023-11-23 21:21:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2990 states and 4409 transitions. [2023-11-23 21:21:09,156 INFO L78 Accepts]: Start accepts. Automaton has 2990 states and 4409 transitions. Word has length 206 [2023-11-23 21:21:09,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:09,162 INFO L495 AbstractCegarLoop]: Abstraction has 2990 states and 4409 transitions. [2023-11-23 21:21:09,163 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) [2023-11-23 21:21:09,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 4409 transitions. [2023-11-23 21:21:09,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-23 21:21:09,184 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:09,184 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] [2023-11-23 21:21:09,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:21:09,187 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:09,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:09,193 INFO L85 PathProgramCache]: Analyzing trace with hash 105312916, now seen corresponding path program 1 times [2023-11-23 21:21:09,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:21:09,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421910164] [2023-11-23 21:21:09,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:09,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:21:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:11,234 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-23 21:21:11,235 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:21:11,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421910164] [2023-11-23 21:21:11,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421910164] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:21:11,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1075371756] [2023-11-23 21:21:11,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:11,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:21:11,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:11,242 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:21:11,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51208e8a-e678-49db-80ca-a935673d91f6/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:21:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:12,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 3631 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-23 21:21:12,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:22,767 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-11-23 21:21:22,767 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:22,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1075371756] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:22,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 21:21:22,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2023-11-23 21:21:22,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522156074] [2023-11-23 21:21:22,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:22,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:21:22,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:21:22,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:21:22,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-23 21:21:22,773 INFO L87 Difference]: Start difference. First operand 2990 states and 4409 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) [2023-11-23 21:21:28,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:30,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []