./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje --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 9e0fc576d8a50911d793e48f3029c6fea512a91c8b7de6b4c98b61b2fe16dd8a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:06:16,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:06:16,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 01:06:16,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:06:16,634 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 01:06:16,668 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:06:16,669 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 01:06:16,670 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 01:06:16,671 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:06:16,673 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 01:06:16,673 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 01:06:16,674 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 01:06:16,674 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 01:06:16,675 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 01:06:16,675 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 01:06:16,675 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 01:06:16,676 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 01:06:16,676 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 01:06:16,680 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 01:06:16,681 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 01:06:16,681 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 01:06:16,682 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 01:06:16,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:06:16,683 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:06:16,683 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:06:16,685 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:06:16,685 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:06:16,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:06:16,686 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:06:16,686 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:06:16,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:06:16,687 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:06:16,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:06:16,688 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 01:06:16,689 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 01:06:16,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 01:06:16,689 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:06:16,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:06:16,690 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:06:16,690 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 01:06:16,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:06:16,691 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 01:06:16,691 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 01:06:16,691 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 01:06:16,692 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_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e0fc576d8a50911d793e48f3029c6fea512a91c8b7de6b4c98b61b2fe16dd8a [2024-11-09 01:06:16,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:06:17,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:06:17,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:06:17,025 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:06:17,025 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:06:17,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i Unable to find full path for "g++" [2024-11-09 01:06:19,005 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:06:19,764 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:06:19,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2024-11-09 01:06:19,829 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/data/34488df71/d752939bef4b425d98b92a29a29897e2/FLAGbef49f397 [2024-11-09 01:06:19,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/data/34488df71/d752939bef4b425d98b92a29a29897e2 [2024-11-09 01:06:19,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:06:19,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:06:19,864 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:06:19,865 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:06:19,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:06:19,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:06:19" (1/1) ... [2024-11-09 01:06:19,873 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4761ca1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:19, skipping insertion in model container [2024-11-09 01:06:19,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:06:19" (1/1) ... [2024-11-09 01:06:20,075 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:06:24,263 WARN L250 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_7d50e8cb-aed5-4339-9837-8add39395132/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[460294,460307] [2024-11-09 01:06:24,271 WARN L250 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_7d50e8cb-aed5-4339-9837-8add39395132/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[460439,460452] [2024-11-09 01:06:24,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:06:24,426 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:06:24,623 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/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6530-6531] [2024-11-09 01:06:24,625 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"); [6536-6538] [2024-11-09 01:06:24,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6759-6760] [2024-11-09 01:06:24,641 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [6793-6794] [2024-11-09 01:06:25,052 WARN L250 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_7d50e8cb-aed5-4339-9837-8add39395132/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[460294,460307] [2024-11-09 01:06:25,052 WARN L250 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_7d50e8cb-aed5-4339-9837-8add39395132/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[460439,460452] [2024-11-09 01:06:25,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:06:25,313 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:06:25,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25 WrapperNode [2024-11-09 01:06:25,315 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:06:25,316 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:06:25,316 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:06:25,316 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:06:25,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (1/1) ... [2024-11-09 01:06:25,467 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (1/1) ... [2024-11-09 01:06:25,704 INFO L138 Inliner]: procedures = 521, calls = 3904, calls flagged for inlining = 277, calls inlined = 262, statements flattened = 7634 [2024-11-09 01:06:25,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:06:25,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:06:25,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:06:25,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:06:25,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (1/1) ... [2024-11-09 01:06:25,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (1/1) ... [2024-11-09 01:06:25,832 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (1/1) ... [2024-11-09 01:06:25,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (1/1) ... [2024-11-09 01:06:25,989 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (1/1) ... [2024-11-09 01:06:26,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (1/1) ... [2024-11-09 01:06:26,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (1/1) ... [2024-11-09 01:06:26,076 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (1/1) ... [2024-11-09 01:06:26,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:06:26,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:06:26,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:06:26,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:06:26,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (1/1) ... [2024-11-09 01:06:26,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 01:06:26,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:06:26,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 01:06:26,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50e8cb-aed5-4339-9837-8add39395132/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 01:06:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2024-11-09 01:06:26,275 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2024-11-09 01:06:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2024-11-09 01:06:26,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2024-11-09 01:06:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2024-11-09 01:06:26,275 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2024-11-09 01:06:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2024-11-09 01:06:26,276 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2024-11-09 01:06:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-09 01:06:26,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-09 01:06:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 01:06:26,276 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 01:06:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 01:06:26,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 01:06:26,277 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2024-11-09 01:06:26,278 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2024-11-09 01:06:26,278 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2024-11-09 01:06:26,279 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2024-11-09 01:06:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-09 01:06:26,279 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-09 01:06:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-09 01:06:26,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-09 01:06:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 01:06:26,279 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 01:06:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2024-11-09 01:06:26,280 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2024-11-09 01:06:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2024-11-09 01:06:26,280 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2024-11-09 01:06:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2024-11-09 01:06:26,280 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2024-11-09 01:06:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-09 01:06:26,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-09 01:06:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2024-11-09 01:06:26,281 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2024-11-09 01:06:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2024-11-09 01:06:26,281 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2024-11-09 01:06:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2024-11-09 01:06:26,281 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2024-11-09 01:06:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 01:06:26,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 01:06:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-09 01:06:26,281 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-09 01:06:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl8180_driver_exit_14_2 [2024-11-09 01:06:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl8180_driver_exit_14_2 [2024-11-09 01:06:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 01:06:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2024-11-09 01:06:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2024-11-09 01:06:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2024-11-09 01:06:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2024-11-09 01:06:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2024-11-09 01:06:26,282 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2024-11-09 01:06:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 01:06:26,283 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2024-11-09 01:06:26,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2024-11-09 01:06:26,283 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_conf_erp [2024-11-09 01:06:26,283 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_conf_erp [2024-11-09 01:06:26,283 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-09 01:06:26,283 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-09 01:06:26,285 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-09 01:06:26,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-09 01:06:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2024-11-09 01:06:26,286 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2024-11-09 01:06:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 01:06:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-09 01:06:26,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-09 01:06:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2024-11-09 01:06:26,287 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2024-11-09 01:06:26,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 01:06:26,287 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-09 01:06:26,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-09 01:06:26,288 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2024-11-09 01:06:26,289 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2024-11-09 01:06:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 01:06:26,289 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 01:06:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-09 01:06:26,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-09 01:06:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-09 01:06:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-09 01:06:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-09 01:06:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-09 01:06:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-09 01:06:26,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-09 01:06:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2024-11-09 01:06:26,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2024-11-09 01:06:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2024-11-09 01:06:26,292 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2024-11-09 01:06:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2024-11-09 01:06:26,293 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2024-11-09 01:06:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-09 01:06:26,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-09 01:06:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-09 01:06:26,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-09 01:06:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2024-11-09 01:06:26,294 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2024-11-09 01:06:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2024-11-09 01:06:26,294 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2024-11-09 01:06:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2024-11-09 01:06:26,294 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2024-11-09 01:06:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2024-11-09 01:06:26,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2024-11-09 01:06:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 01:06:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-09 01:06:26,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-09 01:06:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-09 01:06:26,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-09 01:06:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:06:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-09 01:06:26,296 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-09 01:06:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2024-11-09 01:06:26,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2024-11-09 01:06:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2024-11-09 01:06:26,298 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2024-11-09 01:06:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-09 01:06:26,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-09 01:06:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 01:06:26,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 01:06:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 01:06:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 01:06:26,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 01:06:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-09 01:06:26,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-09 01:06:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-09 01:06:26,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-09 01:06:26,299 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2024-11-09 01:06:26,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2024-11-09 01:06:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-09 01:06:26,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-09 01:06:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_start [2024-11-09 01:06:26,300 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_start [2024-11-09 01:06:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2024-11-09 01:06:26,300 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2024-11-09 01:06:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-09 01:06:26,300 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-09 01:06:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_resume [2024-11-09 01:06:26,300 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_resume [2024-11-09 01:06:26,300 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2024-11-09 01:06:26,301 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2024-11-09 01:06:26,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rtl8180_priv [2024-11-09 01:06:26,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rtl8180_priv [2024-11-09 01:06:26,301 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2024-11-09 01:06:26,301 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2024-11-09 01:06:26,301 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2024-11-09 01:06:26,303 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2024-11-09 01:06:26,303 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-09 01:06:26,304 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-09 01:06:26,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:06:26,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:06:26,304 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-09 01:06:26,304 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-09 01:06:26,304 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2024-11-09 01:06:26,304 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2024-11-09 01:06:26,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 01:06:26,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 01:06:26,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 01:06:26,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 01:06:26,305 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2024-11-09 01:06:26,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2024-11-09 01:06:26,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_free_hw [2024-11-09 01:06:26,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_free_hw [2024-11-09 01:06:26,305 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2024-11-09 01:06:26,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2024-11-09 01:06:26,305 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2024-11-09 01:06:26,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2024-11-09 01:06:26,306 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2024-11-09 01:06:26,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2024-11-09 01:06:26,306 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-11-09 01:06:26,306 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-11-09 01:06:26,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-09 01:06:26,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-09 01:06:26,307 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-09 01:06:26,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-09 01:06:26,307 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2024-11-09 01:06:26,307 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2024-11-09 01:06:26,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 01:06:26,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 01:06:26,307 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-09 01:06:26,308 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-09 01:06:26,308 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2024-11-09 01:06:26,308 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2024-11-09 01:06:26,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 01:06:26,308 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2024-11-09 01:06:26,308 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2024-11-09 01:06:26,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 01:06:26,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 01:06:26,309 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 01:06:26,309 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 01:06:26,309 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2024-11-09 01:06:26,309 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2024-11-09 01:06:26,309 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-09 01:06:26,309 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-09 01:06:26,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-09 01:06:26,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-09 01:06:26,309 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2024-11-09 01:06:26,309 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2024-11-09 01:06:26,310 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2024-11-09 01:06:26,310 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2024-11-09 01:06:26,310 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2024-11-09 01:06:26,310 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2024-11-09 01:06:26,310 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2024-11-09 01:06:26,310 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2024-11-09 01:06:26,310 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2024-11-09 01:06:26,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2024-11-09 01:06:26,311 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2024-11-09 01:06:26,311 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2024-11-09 01:06:26,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 01:06:26,311 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2024-11-09 01:06:26,311 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2024-11-09 01:06:26,311 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-09 01:06:26,312 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-09 01:06:26,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 01:06:26,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 01:06:26,312 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2024-11-09 01:06:26,312 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2024-11-09 01:06:26,312 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2024-11-09 01:06:26,312 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2024-11-09 01:06:26,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_84 [2024-11-09 01:06:26,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_84 [2024-11-09 01:06:26,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rtl8180_priv [2024-11-09 01:06:26,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rtl8180_priv [2024-11-09 01:06:26,314 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2024-11-09 01:06:26,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2024-11-09 01:06:26,315 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2024-11-09 01:06:26,315 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2024-11-09 01:06:26,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-09 01:06:26,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-09 01:06:26,315 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2024-11-09 01:06:26,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2024-11-09 01:06:26,316 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-09 01:06:26,316 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-09 01:06:26,316 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2024-11-09 01:06:26,316 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2024-11-09 01:06:26,316 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2024-11-09 01:06:26,316 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2024-11-09 01:06:26,316 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2024-11-09 01:06:26,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 01:06:26,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-09 01:06:26,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-09 01:06:26,317 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2024-11-09 01:06:26,317 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2024-11-09 01:06:26,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-09 01:06:26,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-09 01:06:26,318 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2024-11-09 01:06:26,318 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2024-11-09 01:06:26,318 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2024-11-09 01:06:26,318 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2024-11-09 01:06:26,318 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2024-11-09 01:06:26,318 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2024-11-09 01:06:27,729 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:06:27,742 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:06:28,214 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 01:07:12,941 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-09 01:07:15,895 INFO L? ?]: Removed 3270 outVars from TransFormulas that were not future-live. [2024-11-09 01:07:15,896 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:07:22,833 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:07:22,834 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 01:07:22,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:07:22 BoogieIcfgContainer [2024-11-09 01:07:22,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:07:22,837 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 01:07:22,840 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 01:07:22,844 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 01:07:22,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 01:06:19" (1/3) ... [2024-11-09 01:07:22,846 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9f24c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:07:22, skipping insertion in model container [2024-11-09 01:07:22,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:06:25" (2/3) ... [2024-11-09 01:07:22,846 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9f24c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:07:22, skipping insertion in model container [2024-11-09 01:07:22,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:07:22" (3/3) ... [2024-11-09 01:07:22,848 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2024-11-09 01:07:22,869 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 01:07:22,869 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 01:07:23,198 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 01:07:23,204 INFO L333 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, 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;@19c30bcb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 01:07:23,204 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 01:07:23,216 INFO L276 IsEmpty]: Start isEmpty. Operand has 2561 states, 1218 states have (on average 1.2463054187192117) internal successors, (1518), 1252 states have internal predecessors, (1518), 1228 states have call successors, (1228), 115 states have call predecessors, (1228), 114 states have return successors, (1220), 1203 states have call predecessors, (1220), 1220 states have call successors, (1220) [2024-11-09 01:07:23,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2024-11-09 01:07:23,276 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:07:23,277 INFO L215 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:07:23,278 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:07:23,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:07:23,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1502573606, now seen corresponding path program 1 times [2024-11-09 01:07:23,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 01:07:23,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365560175] [2024-11-09 01:07:23,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:07:23,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:10:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:10:38,226 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2024-11-09 01:10:38,226 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 01:10:38,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365560175] [2024-11-09 01:10:38,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365560175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:10:38,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:10:38,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 01:10:38,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647636535] [2024-11-09 01:10:38,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:10:38,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 01:10:38,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 01:10:38,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 01:10:38,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:10:38,276 INFO L87 Difference]: Start difference. First operand has 2561 states, 1218 states have (on average 1.2463054187192117) internal successors, (1518), 1252 states have internal predecessors, (1518), 1228 states have call successors, (1228), 115 states have call predecessors, (1228), 114 states have return successors, (1220), 1203 states have call predecessors, (1220), 1220 states have call successors, (1220) Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-09 01:10:44,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.70s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:10:47,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.54s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:10:56,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 01:11:05,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 01:11:07,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 01:11:09,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:11:09,755 INFO L93 Difference]: Finished difference Result 7459 states and 11604 transitions. [2024-11-09 01:11:09,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 01:11:09,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 413 [2024-11-09 01:11:09,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:11:09,850 INFO L225 Difference]: With dead ends: 7459 [2024-11-09 01:11:09,851 INFO L226 Difference]: Without dead ends: 4880 [2024-11-09 01:11:09,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:11:09,891 INFO L432 NwaCegarLoop]: 3557 mSDtfsCounter, 3739 mSDsluCounter, 3490 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 15 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3739 SdHoareTripleChecker+Valid, 7047 SdHoareTripleChecker+Invalid, 928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.9s IncrementalHoareTripleChecker+Time [2024-11-09 01:11:09,892 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3739 Valid, 7047 Invalid, 928 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 908 Invalid, 5 Unknown, 0 Unchecked, 30.9s Time] [2024-11-09 01:11:09,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4880 states. [2024-11-09 01:11:10,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4880 to 4874. [2024-11-09 01:11:10,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4874 states, 2316 states have (on average 1.2396373056994818) internal successors, (2871), 2378 states have internal predecessors, (2871), 2333 states have call successors, (2333), 224 states have call predecessors, (2333), 224 states have return successors, (2352), 2299 states have call predecessors, (2352), 2333 states have call successors, (2352) [2024-11-09 01:11:10,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4874 states to 4874 states and 7556 transitions. [2024-11-09 01:11:10,507 INFO L78 Accepts]: Start accepts. Automaton has 4874 states and 7556 transitions. Word has length 413 [2024-11-09 01:11:10,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:11:10,508 INFO L471 AbstractCegarLoop]: Abstraction has 4874 states and 7556 transitions. [2024-11-09 01:11:10,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-09 01:11:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 4874 states and 7556 transitions. [2024-11-09 01:11:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2024-11-09 01:11:10,525 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:11:10,525 INFO L215 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:11:10,525 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 01:11:10,526 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:11:10,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:11:10,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1523281971, now seen corresponding path program 1 times [2024-11-09 01:11:10,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 01:11:10,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127151610] [2024-11-09 01:11:10,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:11:10,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:14:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:14:47,634 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2024-11-09 01:14:47,635 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 01:14:47,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127151610] [2024-11-09 01:14:47,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127151610] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:14:47,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:14:47,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 01:14:47,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634103690] [2024-11-09 01:14:47,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:14:47,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 01:14:47,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 01:14:47,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 01:14:47,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:14:47,643 INFO L87 Difference]: Start difference. First operand 4874 states and 7556 transitions. 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, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-09 01:14:52,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.60s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:57,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:58,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:15:01,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:15:06,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:15:10,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 01:15:20,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 01:15:22,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 01:15:25,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:15:25,201 INFO L93 Difference]: Finished difference Result 14346 states and 22271 transitions. [2024-11-09 01:15:25,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 01:15:25,201 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, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 412 [2024-11-09 01:15:25,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:15:25,328 INFO L225 Difference]: With dead ends: 14346 [2024-11-09 01:15:25,328 INFO L226 Difference]: Without dead ends: 9545 [2024-11-09 01:15:25,391 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:15:25,393 INFO L432 NwaCegarLoop]: 3477 mSDtfsCounter, 3663 mSDsluCounter, 3417 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 15 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3663 SdHoareTripleChecker+Valid, 6894 SdHoareTripleChecker+Invalid, 921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.0s IncrementalHoareTripleChecker+Time [2024-11-09 01:15:25,393 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3663 Valid, 6894 Invalid, 921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 901 Invalid, 5 Unknown, 0 Unchecked, 37.0s Time] [2024-11-09 01:15:25,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2024-11-09 01:15:26,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 9537. [2024-11-09 01:15:26,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9537 states, 4516 states have (on average 1.2347209920283437) internal successors, (5576), 4640 states have internal predecessors, (5576), 4572 states have call successors, (4572), 448 states have call predecessors, (4572), 448 states have return successors, (4643), 4504 states have call predecessors, (4643), 4572 states have call successors, (4643) [2024-11-09 01:15:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9537 states to 9537 states and 14791 transitions. [2024-11-09 01:15:26,500 INFO L78 Accepts]: Start accepts. Automaton has 9537 states and 14791 transitions. Word has length 412 [2024-11-09 01:15:26,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:15:26,501 INFO L471 AbstractCegarLoop]: Abstraction has 9537 states and 14791 transitions. [2024-11-09 01:15:26,502 INFO L472 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, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-09 01:15:26,502 INFO L276 IsEmpty]: Start isEmpty. Operand 9537 states and 14791 transitions. [2024-11-09 01:15:26,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2024-11-09 01:15:26,517 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:15:26,518 INFO L215 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:15:26,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 01:15:26,518 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:15:26,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:15:26,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1094206314, now seen corresponding path program 1 times [2024-11-09 01:15:26,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 01:15:26,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969150513] [2024-11-09 01:15:26,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:15:26,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:18:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:18:56,752 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2024-11-09 01:18:56,753 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 01:18:56,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969150513] [2024-11-09 01:18:56,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969150513] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:18:56,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:18:56,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 01:18:56,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806438840] [2024-11-09 01:18:56,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:18:56,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 01:18:56,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 01:18:56,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 01:18:56,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:18:56,758 INFO L87 Difference]: Start difference. First operand 9537 states and 14791 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-09 01:18:59,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:03,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.76s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:06,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:10,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:13,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 01:19:16,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:21,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:23,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:26,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 01:19:28,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 01:19:30,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:19:30,733 INFO L93 Difference]: Finished difference Result 28205 states and 43789 transitions. [2024-11-09 01:19:30,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 01:19:30,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 413 [2024-11-09 01:19:30,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:19:30,960 INFO L225 Difference]: With dead ends: 28205 [2024-11-09 01:19:30,960 INFO L226 Difference]: Without dead ends: 18741 [2024-11-09 01:19:31,059 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:19:31,060 INFO L432 NwaCegarLoop]: 3478 mSDtfsCounter, 3658 mSDsluCounter, 3417 mSDsCounter, 0 mSdLazyCounter, 900 mSolverCounterSat, 15 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3658 SdHoareTripleChecker+Valid, 6895 SdHoareTripleChecker+Invalid, 923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 900 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.3s IncrementalHoareTripleChecker+Time [2024-11-09 01:19:31,061 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3658 Valid, 6895 Invalid, 923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 900 Invalid, 8 Unknown, 0 Unchecked, 33.3s Time] [2024-11-09 01:19:31,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18741 states. [2024-11-09 01:19:32,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18741 to 18727. [2024-11-09 01:19:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18727 states, 8838 states have (on average 1.2285584973976014) internal successors, (10858), 9086 states have internal predecessors, (10858), 8992 states have call successors, (8992), 896 states have call predecessors, (8992), 896 states have return successors, (9192), 8856 states have call predecessors, (9192), 8992 states have call successors, (9192) [2024-11-09 01:19:33,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18727 states to 18727 states and 29042 transitions. [2024-11-09 01:19:33,075 INFO L78 Accepts]: Start accepts. Automaton has 18727 states and 29042 transitions. Word has length 413 [2024-11-09 01:19:33,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:19:33,077 INFO L471 AbstractCegarLoop]: Abstraction has 18727 states and 29042 transitions. [2024-11-09 01:19:33,078 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-09 01:19:33,078 INFO L276 IsEmpty]: Start isEmpty. Operand 18727 states and 29042 transitions. [2024-11-09 01:19:33,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2024-11-09 01:19:33,093 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:19:33,094 INFO L215 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:19:33,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 01:19:33,094 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:19:33,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:19:33,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1605520654, now seen corresponding path program 1 times [2024-11-09 01:19:33,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 01:19:33,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033283721] [2024-11-09 01:19:33,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:19:33,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms