./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 cf1a7837 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_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/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_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX --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-cf1a783 [2023-11-12 00:09:57,817 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:09:57,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:09:57,903 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:09:57,904 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:09:57,933 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:09:57,934 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:09:57,935 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:09:57,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:09:57,936 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:09:57,937 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:09:57,937 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:09:57,938 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:09:57,939 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:09:57,939 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:09:57,940 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:09:57,940 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:09:57,941 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:09:57,941 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:09:57,942 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:09:57,942 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:09:57,943 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:09:57,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:09:57,945 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:09:57,945 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:09:57,946 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:09:57,946 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:09:57,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:09:57,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:09:57,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:09:57,948 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:09:57,948 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:09:57,949 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:09:57,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:09:57,949 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:09:57,950 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:09:57,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:09:57,950 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:09:57,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:09:57,951 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:09:57,951 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:09:57,951 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:09:57,952 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_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11d3d0800a0e0d53b4d0190c9a443eccbd843952940cf36579a7110b5d32d86b [2023-11-12 00:09:58,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:09:58,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:09:58,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:09:58,272 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:09:58,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:09:58,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-12 00:10:01,623 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:10:02,405 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:10:02,407 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-12 00:10:02,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/data/80a978b3c/b47df7c2759a42559ecb2ee275796a03/FLAGd3cd8c9a6 [2023-11-12 00:10:02,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/data/80a978b3c/b47df7c2759a42559ecb2ee275796a03 [2023-11-12 00:10:02,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:10:02,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:10:02,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:10:02,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:10:02,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:10:02,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:10:02" (1/1) ... [2023-11-12 00:10:02,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68d10185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:02, skipping insertion in model container [2023-11-12 00:10:02,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:10:02" (1/1) ... [2023-11-12 00:10:02,701 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:10:05,700 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_e9ac387b-fe47-422e-a809-ccd306261ba7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323389,323402] [2023-11-12 00:10:05,706 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_e9ac387b-fe47-422e-a809-ccd306261ba7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323534,323547] [2023-11-12 00:10:05,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:10:05,799 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:10:05,955 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] [2023-11-12 00:10:05,957 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] [2023-11-12 00:10:05,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5788] [2023-11-12 00:10:05,959 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] [2023-11-12 00:10:05,960 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] [2023-11-12 00:10:05,963 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5895] [2023-11-12 00:10:05,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5903] [2023-11-12 00:10:06,411 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_e9ac387b-fe47-422e-a809-ccd306261ba7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323389,323402] [2023-11-12 00:10:06,412 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_e9ac387b-fe47-422e-a809-ccd306261ba7/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323534,323547] [2023-11-12 00:10:06,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:10:06,659 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:10:06,669 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:10:06,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06 WrapperNode [2023-11-12 00:10:06,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:10:06,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:10:06,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:10:06,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:10:06,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:06,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,069 INFO L138 Inliner]: procedures = 379, calls = 2175, calls flagged for inlining = 146, calls inlined = 127, statements flattened = 4695 [2023-11-12 00:10:07,070 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:10:07,071 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:10:07,071 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:10:07,071 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:10:07,083 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,325 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,429 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:10:07,570 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:10:07,572 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:10:07,572 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:10:07,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (1/1) ... [2023-11-12 00:10:07,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:10:07,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:10:07,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:10:07,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:10:07,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2023-11-12 00:10:07,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2023-11-12 00:10:07,688 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2023-11-12 00:10:07,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2023-11-12 00:10:07,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:10:07,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:10:07,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:10:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:10:07,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:10:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:10:07,689 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2023-11-12 00:10:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2023-11-12 00:10:07,690 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2023-11-12 00:10:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2023-11-12 00:10:07,690 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2023-11-12 00:10:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2023-11-12 00:10:07,691 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 00:10:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 00:10:07,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:10:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:10:07,693 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-11-12 00:10:07,694 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-11-12 00:10:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2023-11-12 00:10:07,694 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2023-11-12 00:10:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-12 00:10:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-12 00:10:07,695 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2023-11-12 00:10:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2023-11-12 00:10:07,695 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2023-11-12 00:10:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2023-11-12 00:10:07,695 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2023-11-12 00:10:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2023-11-12 00:10:07,696 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2023-11-12 00:10:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2023-11-12 00:10:07,696 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 00:10:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 00:10:07,696 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2023-11-12 00:10:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2023-11-12 00:10:07,697 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-11-12 00:10:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-11-12 00:10:07,697 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2023-11-12 00:10:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2023-11-12 00:10:07,697 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-12 00:10:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-12 00:10:07,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:10:07,698 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 00:10:07,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:10:07,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 00:10:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 00:10:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2023-11-12 00:10:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2023-11-12 00:10:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2023-11-12 00:10:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2023-11-12 00:10:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-12 00:10:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-12 00:10:07,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:10:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:10:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2023-11-12 00:10:07,702 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2023-11-12 00:10:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:10:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:10:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2023-11-12 00:10:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2023-11-12 00:10:07,703 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2023-11-12 00:10:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2023-11-12 00:10:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:10:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:10:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-12 00:10:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-12 00:10:07,705 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 00:10:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 00:10:07,705 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-12 00:10:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-12 00:10:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2023-11-12 00:10:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2023-11-12 00:10:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:10:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:10:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 00:10:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 00:10:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 00:10:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 00:10:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 00:10:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 00:10:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-12 00:10:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-12 00:10:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2023-11-12 00:10:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2023-11-12 00:10:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2023-11-12 00:10:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2023-11-12 00:10:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:10:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-12 00:10:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-12 00:10:07,710 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2023-11-12 00:10:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2023-11-12 00:10:07,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_via_ircc_cb [2023-11-12 00:10:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_via_ircc_cb [2023-11-12 00:10:07,710 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2023-11-12 00:10:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2023-11-12 00:10:07,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:10:07,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 00:10:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 00:10:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2023-11-12 00:10:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2023-11-12 00:10:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-12 00:10:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-12 00:10:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2023-11-12 00:10:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2023-11-12 00:10:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:10:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-12 00:10:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-12 00:10:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 00:10:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 00:10:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 00:10:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 00:10:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:10:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:10:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2023-11-12 00:10:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2023-11-12 00:10:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 00:10:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 00:10:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 00:10:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 00:10:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-12 00:10:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-12 00:10:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2023-11-12 00:10:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2023-11-12 00:10:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 00:10:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 00:10:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:10:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-12 00:10:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-12 00:10:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2023-11-12 00:10:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2023-11-12 00:10:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-12 00:10:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-12 00:10:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:10:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:10:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2023-11-12 00:10:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2023-11-12 00:10:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2023-11-12 00:10:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2023-11-12 00:10:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2023-11-12 00:10:07,726 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2023-11-12 00:10:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:10:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2023-11-12 00:10:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2023-11-12 00:10:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2023-11-12 00:10:07,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2023-11-12 00:10:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:10:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 00:10:07,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 00:10:07,735 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:10:07,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:10:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:10:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:10:07,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:10:07,736 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:10:07,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:10:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2023-11-12 00:10:07,737 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2023-11-12 00:10:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2023-11-12 00:10:07,737 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2023-11-12 00:10:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-12 00:10:07,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-12 00:10:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-12 00:10:07,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-12 00:10:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2023-11-12 00:10:07,738 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2023-11-12 00:10:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 00:10:07,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 00:10:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2023-11-12 00:10:07,739 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2023-11-12 00:10:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2023-11-12 00:10:07,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2023-11-12 00:10:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-12 00:10:07,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-12 00:10:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 00:10:07,739 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 00:10:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2023-11-12 00:10:07,740 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2023-11-12 00:10:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2023-11-12 00:10:07,740 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2023-11-12 00:10:07,740 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-12 00:10:07,740 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-12 00:10:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 00:10:07,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 00:10:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2023-11-12 00:10:07,741 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2023-11-12 00:10:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-12 00:10:07,741 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-12 00:10:07,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:10:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-11-12 00:10:07,742 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-11-12 00:10:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2023-11-12 00:10:07,742 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2023-11-12 00:10:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 00:10:07,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 00:10:07,742 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2023-11-12 00:10:07,743 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2023-11-12 00:10:07,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:10:07,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:10:08,429 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:10:08,433 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:10:08,819 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:10:16,300 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:10:18,470 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:10:18,471 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:10:18,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:10:18 BoogieIcfgContainer [2023-11-12 00:10:18,479 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:10:18,484 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:10:18,484 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:10:18,488 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:10:18,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:10:02" (1/3) ... [2023-11-12 00:10:18,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@652c0f13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:10:18, skipping insertion in model container [2023-11-12 00:10:18,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:10:06" (2/3) ... [2023-11-12 00:10:18,492 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@652c0f13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:10:18, skipping insertion in model container [2023-11-12 00:10:18,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:10:18" (3/3) ... [2023-11-12 00:10:18,496 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-12 00:10:18,523 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:10:18,523 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:10:18,662 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:10:18,672 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;@6a770965, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:10:18,672 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:10:18,690 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) [2023-11-12 00:10:18,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-12 00:10:18,747 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:10:18,748 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] [2023-11-12 00:10:18,749 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:10:18,754 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:10:18,754 INFO L85 PathProgramCache]: Analyzing trace with hash 213747150, now seen corresponding path program 1 times [2023-11-12 00:10:18,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:10:18,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668008733] [2023-11-12 00:10:18,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:10:18,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:10:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:10:20,224 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-11-12 00:10:20,224 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:10:20,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668008733] [2023-11-12 00:10:20,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668008733] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:10:20,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:10:20,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:10:20,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798717383] [2023-11-12 00:10:20,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:10:20,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:10:20,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:10:20,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:10:20,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:10:20,293 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) [2023-11-12 00:10:25,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:10:25,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:10:25,851 INFO L93 Difference]: Finished difference Result 4732 states and 7034 transitions. [2023-11-12 00:10:25,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:10:25,854 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 [2023-11-12 00:10:25,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:10:25,908 INFO L225 Difference]: With dead ends: 4732 [2023-11-12 00:10:25,908 INFO L226 Difference]: Without dead ends: 2992 [2023-11-12 00:10:26,042 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 [2023-11-12 00:10:26,046 INFO L413 NwaCegarLoop]: 2297 mSDtfsCounter, 2057 mSDsluCounter, 2238 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2057 SdHoareTripleChecker+Valid, 4535 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:10:26,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2057 Valid, 4535 Invalid, 404 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 402 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2023-11-12 00:10:26,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2992 states. [2023-11-12 00:10:26,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2992 to 2990. [2023-11-12 00:10:26,530 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) [2023-11-12 00:10:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2990 states and 4409 transitions. [2023-11-12 00:10:26,578 INFO L78 Accepts]: Start accepts. Automaton has 2990 states and 4409 transitions. Word has length 206 [2023-11-12 00:10:26,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:10:26,583 INFO L495 AbstractCegarLoop]: Abstraction has 2990 states and 4409 transitions. [2023-11-12 00:10:26,584 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) [2023-11-12 00:10:26,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 4409 transitions. [2023-11-12 00:10:26,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-12 00:10:26,603 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:10:26,605 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] [2023-11-12 00:10:26,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:10:26,606 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:10:26,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:10:26,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1745944263, now seen corresponding path program 1 times [2023-11-12 00:10:26,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:10:26,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438034570] [2023-11-12 00:10:26,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:10:26,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:10:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:10:28,470 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-12 00:10:28,471 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:10:28,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438034570] [2023-11-12 00:10:28,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438034570] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:10:28,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2049495552] [2023-11-12 00:10:28,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:10:28,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:10:28,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:10:28,476 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:10:28,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ac387b-fe47-422e-a809-ccd306261ba7/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:10:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:10:29,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 3631 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-12 00:10:29,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:10:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-11-12 00:10:40,431 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:10:40,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2049495552] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:10:40,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-12 00:10:40,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2023-11-12 00:10:40,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045201512] [2023-11-12 00:10:40,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:10:40,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 00:10:40,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:10:40,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 00:10:40,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-12 00:10:40,436 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) [2023-11-12 00:10:43,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []