./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 9bd2c7ff 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_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/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_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ --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-9bd2c7f [2023-11-19 04:56:32,918 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:56:33,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:56:33,065 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:56:33,066 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:56:33,127 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:56:33,128 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:56:33,128 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:56:33,131 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:56:33,136 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:56:33,137 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:56:33,137 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:56:33,138 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:56:33,140 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:56:33,140 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:56:33,141 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:56:33,141 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:56:33,142 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:56:33,142 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:56:33,143 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:56:33,143 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:56:33,145 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:56:33,146 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:56:33,147 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:56:33,147 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:56:33,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:56:33,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:56:33,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:56:33,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:56:33,150 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:56:33,151 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:56:33,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:56:33,152 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:56:33,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:33,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:56:33,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:56:33,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:56:33,153 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:56:33,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:56:33,167 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:56:33,168 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:56:33,168 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:56:33,169 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_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11d3d0800a0e0d53b4d0190c9a443eccbd843952940cf36579a7110b5d32d86b [2023-11-19 04:56:33,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:56:33,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:56:33,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:56:33,563 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:56:33,564 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:56:33,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-19 04:56:36,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:56:37,534 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:56:37,536 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-19 04:56:37,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/data/c14050b9e/60ea527e13a947179925bdc078e8b4ee/FLAG43f97da30 [2023-11-19 04:56:37,618 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/data/c14050b9e/60ea527e13a947179925bdc078e8b4ee [2023-11-19 04:56:37,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:56:37,626 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:56:37,630 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:37,630 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:56:37,636 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:56:37,637 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:37" (1/1) ... [2023-11-19 04:56:37,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15f2ae1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:37, skipping insertion in model container [2023-11-19 04:56:37,638 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:37" (1/1) ... [2023-11-19 04:56:37,849 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:56:41,018 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_62f82dba-65b9-40ab-b459-608e21d0f2f4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323389,323402] [2023-11-19 04:56:41,025 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_62f82dba-65b9-40ab-b459-608e21d0f2f4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323534,323547] [2023-11-19 04:56:41,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:41,113 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:56:41,294 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] [2023-11-19 04:56:41,296 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] [2023-11-19 04:56:41,297 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5788] [2023-11-19 04:56:41,299 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] [2023-11-19 04:56:41,300 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] [2023-11-19 04:56:41,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5895] [2023-11-19 04:56:41,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5903] [2023-11-19 04:56:41,634 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_62f82dba-65b9-40ab-b459-608e21d0f2f4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323389,323402] [2023-11-19 04:56:41,635 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_62f82dba-65b9-40ab-b459-608e21d0f2f4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323534,323547] [2023-11-19 04:56:41,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:41,794 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:56:41,803 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:56:41,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41 WrapperNode [2023-11-19 04:56:41,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:41,806 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:41,806 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:56:41,806 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:56:41,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (1/1) ... [2023-11-19 04:56:41,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (1/1) ... [2023-11-19 04:56:42,232 INFO L138 Inliner]: procedures = 379, calls = 2175, calls flagged for inlining = 146, calls inlined = 127, statements flattened = 4695 [2023-11-19 04:56:42,233 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:42,234 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:56:42,234 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:56:42,234 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:56:42,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (1/1) ... [2023-11-19 04:56:42,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (1/1) ... [2023-11-19 04:56:42,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (1/1) ... [2023-11-19 04:56:42,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (1/1) ... [2023-11-19 04:56:42,447 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (1/1) ... [2023-11-19 04:56:42,485 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (1/1) ... [2023-11-19 04:56:42,514 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (1/1) ... [2023-11-19 04:56:42,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (1/1) ... [2023-11-19 04:56:42,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:56:42,584 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:56:42,586 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:56:42,586 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:56:42,588 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (1/1) ... [2023-11-19 04:56:42,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:42,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:56:42,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:56:42,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:56:42,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2023-11-19 04:56:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2023-11-19 04:56:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2023-11-19 04:56:42,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2023-11-19 04:56:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:56:42,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:56:42,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:56:42,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:56:42,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 04:56:42,675 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 04:56:42,675 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2023-11-19 04:56:42,676 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2023-11-19 04:56:42,676 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2023-11-19 04:56:42,676 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2023-11-19 04:56:42,676 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2023-11-19 04:56:42,676 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2023-11-19 04:56:42,677 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 04:56:42,677 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 04:56:42,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:56:42,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:56:42,677 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-11-19 04:56:42,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-11-19 04:56:42,678 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2023-11-19 04:56:42,678 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2023-11-19 04:56:42,678 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 04:56:42,678 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 04:56:42,679 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2023-11-19 04:56:42,679 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2023-11-19 04:56:42,679 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2023-11-19 04:56:42,679 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2023-11-19 04:56:42,679 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2023-11-19 04:56:42,680 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2023-11-19 04:56:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2023-11-19 04:56:42,680 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2023-11-19 04:56:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 04:56:42,680 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 04:56:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2023-11-19 04:56:42,681 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2023-11-19 04:56:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-11-19 04:56:42,681 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-11-19 04:56:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2023-11-19 04:56:42,681 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2023-11-19 04:56:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 04:56:42,682 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 04:56:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:56:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 04:56:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:56:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 04:56:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 04:56:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2023-11-19 04:56:42,683 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2023-11-19 04:56:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2023-11-19 04:56:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2023-11-19 04:56:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-19 04:56:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-19 04:56:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 04:56:42,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 04:56:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2023-11-19 04:56:42,685 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2023-11-19 04:56:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:56:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:56:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2023-11-19 04:56:42,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2023-11-19 04:56:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2023-11-19 04:56:42,686 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2023-11-19 04:56:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 04:56:42,686 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 04:56:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-19 04:56:42,687 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-19 04:56:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 04:56:42,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 04:56:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-19 04:56:42,688 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-19 04:56:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2023-11-19 04:56:42,688 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2023-11-19 04:56:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 04:56:42,688 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 04:56:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-19 04:56:42,689 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-19 04:56:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 04:56:42,689 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 04:56:42,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 04:56:42,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 04:56:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-19 04:56:42,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-19 04:56:42,690 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2023-11-19 04:56:42,690 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2023-11-19 04:56:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2023-11-19 04:56:42,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2023-11-19 04:56:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:56:42,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 04:56:42,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 04:56:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2023-11-19 04:56:42,692 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2023-11-19 04:56:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_via_ircc_cb [2023-11-19 04:56:42,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_via_ircc_cb [2023-11-19 04:56:42,692 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2023-11-19 04:56:42,692 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2023-11-19 04:56:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:56:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 04:56:42,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 04:56:42,693 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2023-11-19 04:56:42,693 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2023-11-19 04:56:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-19 04:56:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-19 04:56:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2023-11-19 04:56:42,694 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2023-11-19 04:56:42,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:56:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-19 04:56:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-19 04:56:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-19 04:56:42,695 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-19 04:56:42,695 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 04:56:42,696 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 04:56:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:56:42,696 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:56:42,696 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2023-11-19 04:56:42,696 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2023-11-19 04:56:42,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 04:56:42,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 04:56:42,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 04:56:42,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 04:56:42,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 04:56:42,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 04:56:42,698 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2023-11-19 04:56:42,698 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2023-11-19 04:56:42,698 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-19 04:56:42,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-19 04:56:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:56:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-19 04:56:42,699 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-19 04:56:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2023-11-19 04:56:42,699 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2023-11-19 04:56:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-19 04:56:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-19 04:56:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:56:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:56:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2023-11-19 04:56:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2023-11-19 04:56:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2023-11-19 04:56:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2023-11-19 04:56:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2023-11-19 04:56:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2023-11-19 04:56:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:56:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2023-11-19 04:56:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2023-11-19 04:56:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2023-11-19 04:56:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2023-11-19 04:56:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:56:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 04:56:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 04:56:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 04:56:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 04:56:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:56:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:56:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:56:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:56:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:56:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2023-11-19 04:56:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2023-11-19 04:56:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2023-11-19 04:56:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2023-11-19 04:56:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-19 04:56:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-19 04:56:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 04:56:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 04:56:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2023-11-19 04:56:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2023-11-19 04:56:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 04:56:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 04:56:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2023-11-19 04:56:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2023-11-19 04:56:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2023-11-19 04:56:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2023-11-19 04:56:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-19 04:56:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-19 04:56:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 04:56:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 04:56:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2023-11-19 04:56:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2023-11-19 04:56:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2023-11-19 04:56:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2023-11-19 04:56:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-19 04:56:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-19 04:56:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 04:56:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 04:56:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2023-11-19 04:56:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2023-11-19 04:56:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-19 04:56:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-19 04:56:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:56:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-11-19 04:56:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-11-19 04:56:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2023-11-19 04:56:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2023-11-19 04:56:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 04:56:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 04:56:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2023-11-19 04:56:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2023-11-19 04:56:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:56:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:56:43,452 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:56:43,460 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:56:43,862 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:56:49,485 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:56:51,726 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:56:51,727 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:56:51,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:51 BoogieIcfgContainer [2023-11-19 04:56:51,740 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:56:51,743 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:56:51,743 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:56:51,746 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:56:51,746 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:56:37" (1/3) ... [2023-11-19 04:56:51,747 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cec6e59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:51, skipping insertion in model container [2023-11-19 04:56:51,748 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:41" (2/3) ... [2023-11-19 04:56:51,748 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cec6e59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:51, skipping insertion in model container [2023-11-19 04:56:51,748 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:51" (3/3) ... [2023-11-19 04:56:51,749 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-19 04:56:51,771 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:56:51,772 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:56:51,874 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:56:51,882 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;@7c260e7c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:56:51,883 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:56:51,896 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) [2023-11-19 04:56:51,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-19 04:56:51,939 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:51,940 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] [2023-11-19 04:56:51,941 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:51,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:51,945 INFO L85 PathProgramCache]: Analyzing trace with hash 213747150, now seen corresponding path program 1 times [2023-11-19 04:56:51,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:56:51,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106600296] [2023-11-19 04:56:51,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:51,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:56:52,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:53,675 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-11-19 04:56:53,676 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:56:53,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106600296] [2023-11-19 04:56:53,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106600296] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:56:53,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:56:53,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:56:53,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652346701] [2023-11-19 04:56:53,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:56:53,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:56:53,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:56:53,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:56:53,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:56:53,744 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) [2023-11-19 04:56:57,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:56:57,291 INFO L93 Difference]: Finished difference Result 4732 states and 7034 transitions. [2023-11-19 04:56:57,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:56:57,294 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 [2023-11-19 04:56:57,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:56:57,338 INFO L225 Difference]: With dead ends: 4732 [2023-11-19 04:56:57,338 INFO L226 Difference]: Without dead ends: 2992 [2023-11-19 04:56:57,359 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 [2023-11-19 04:56:57,363 INFO L413 NwaCegarLoop]: 2297 mSDtfsCounter, 2057 mSDsluCounter, 2238 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2057 SdHoareTripleChecker+Valid, 4535 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:56:57,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2057 Valid, 4535 Invalid, 404 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-11-19 04:56:57,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2992 states. [2023-11-19 04:56:57,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2992 to 2990. [2023-11-19 04:56:57,805 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) [2023-11-19 04:56:57,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2990 states and 4409 transitions. [2023-11-19 04:56:57,850 INFO L78 Accepts]: Start accepts. Automaton has 2990 states and 4409 transitions. Word has length 206 [2023-11-19 04:56:57,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:56:57,852 INFO L495 AbstractCegarLoop]: Abstraction has 2990 states and 4409 transitions. [2023-11-19 04:56:57,853 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) [2023-11-19 04:56:57,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 4409 transitions. [2023-11-19 04:56:57,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-19 04:56:57,866 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:57,867 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] [2023-11-19 04:56:57,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:56:57,868 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:56:57,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:57,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1745944263, now seen corresponding path program 1 times [2023-11-19 04:56:57,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:56:57,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696153506] [2023-11-19 04:56:57,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:57,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:56:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:59,610 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 04:56:59,610 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:56:59,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696153506] [2023-11-19 04:56:59,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696153506] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:56:59,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [25110057] [2023-11-19 04:56:59,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:59,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:56:59,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:56:59,617 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:56:59,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62f82dba-65b9-40ab-b459-608e21d0f2f4/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:57:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:01,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 3631 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 04:57:01,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:10,822 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-11-19 04:57:10,822 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:57:10,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [25110057] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:57:10,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 04:57:10,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2023-11-19 04:57:10,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106352297] [2023-11-19 04:57:10,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:57:10,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 04:57:10,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:57:10,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 04:57:10,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-19 04:57:10,831 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) [2023-11-19 04:57:13,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:57:17,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []