./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 760ec64c2425d439883c5d1074b52af06ed0343ac750305f469404408ecd0aa4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:51:19,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:51:19,521 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:51:19,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:51:19,533 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:51:19,580 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:51:19,581 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:51:19,581 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:51:19,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:51:19,587 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:51:19,588 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:51:19,588 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:51:19,589 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:51:19,591 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:51:19,591 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:51:19,592 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:51:19,592 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:51:19,592 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:51:19,593 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:51:19,593 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:51:19,595 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:51:19,596 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:51:19,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:51:19,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:51:19,598 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:51:19,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:51:19,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:51:19,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:51:19,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:51:19,600 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:51:19,602 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:51:19,602 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:51:19,603 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:51:19,603 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:51:19,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:51:19,603 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:51:19,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:51:19,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:51:19,604 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:51:19,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:51:19,605 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:51:19,605 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:51:19,605 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:51:19,606 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:51:19,606 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_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 760ec64c2425d439883c5d1074b52af06ed0343ac750305f469404408ecd0aa4 [2023-11-24 23:51:19,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:51:19,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:51:19,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:51:19,994 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:51:19,994 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:51:19,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i [2023-11-24 23:51:23,249 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:51:24,079 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:51:24,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i [2023-11-24 23:51:24,138 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/data/507a3485c/33eb0bc990a342b5b3f82c742310b12a/FLAG846601b52 [2023-11-24 23:51:24,154 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/data/507a3485c/33eb0bc990a342b5b3f82c742310b12a [2023-11-24 23:51:24,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:51:24,159 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:51:24,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:24,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:51:24,172 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:51:24,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:24" (1/1) ... [2023-11-24 23:51:24,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58be1b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:24, skipping insertion in model container [2023-11-24 23:51:24,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:24" (1/1) ... [2023-11-24 23:51:24,392 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:51:27,950 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_1fc771fc-2ce3-442b-aa41-e129e82dfa07/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464274,464287] [2023-11-24 23:51:27,956 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_1fc771fc-2ce3-442b-aa41-e129e82dfa07/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464421,464434] [2023-11-24 23:51:27,958 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_1fc771fc-2ce3-442b-aa41-e129e82dfa07/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464560,464573] [2023-11-24 23:51:27,959 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_1fc771fc-2ce3-442b-aa41-e129e82dfa07/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464718,464731] [2023-11-24 23:51:27,978 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:51:28,074 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:51:28,259 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"); [6711] [2023-11-24 23:51:28,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6718] [2023-11-24 23:51:28,271 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/net/cfg80211.h"), "i" (3014), "i" (12UL)); [6946-6947] [2023-11-24 23:51:28,716 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_1fc771fc-2ce3-442b-aa41-e129e82dfa07/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464274,464287] [2023-11-24 23:51:28,717 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_1fc771fc-2ce3-442b-aa41-e129e82dfa07/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464421,464434] [2023-11-24 23:51:28,718 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_1fc771fc-2ce3-442b-aa41-e129e82dfa07/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464560,464573] [2023-11-24 23:51:28,719 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_1fc771fc-2ce3-442b-aa41-e129e82dfa07/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i[464718,464731] [2023-11-24 23:51:28,728 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:51:29,006 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:51:29,014 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:51:29,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29 WrapperNode [2023-11-24 23:51:29,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:29,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:51:29,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:51:29,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:51:29,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,633 INFO L138 Inliner]: procedures = 396, calls = 4665, calls flagged for inlining = 220, calls inlined = 199, statements flattened = 9567 [2023-11-24 23:51:29,634 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:51:29,635 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:51:29,636 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:51:29,636 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:51:29,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:30,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:30,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:30,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:30,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:30,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:51:30,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:51:30,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:51:30,360 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:51:30,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:30,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:51:30,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:51:30,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:51:30,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc771fc-2ce3-442b-aa41-e129e82dfa07/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:51:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2023-11-24 23:51:30,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2023-11-24 23:51:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2023-11-24 23:51:30,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2023-11-24 23:51:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2023-11-24 23:51:30,457 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2023-11-24 23:51:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2023-11-24 23:51:30,457 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2023-11-24 23:51:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:51:30,458 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:51:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2023-11-24 23:51:30,460 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2023-11-24 23:51:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2023-11-24 23:51:30,460 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2023-11-24 23:51:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:51:30,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:51:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2023-11-24 23:51:30,462 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2023-11-24 23:51:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2023-11-24 23:51:30,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2023-11-24 23:51:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2023-11-24 23:51:30,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2023-11-24 23:51:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-24 23:51:30,466 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-24 23:51:30,466 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2023-11-24 23:51:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2023-11-24 23:51:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-24 23:51:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-24 23:51:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-24 23:51:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2023-11-24 23:51:30,468 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2023-11-24 23:51:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2023-11-24 23:51:30,468 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2023-11-24 23:51:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2023-11-24 23:51:30,468 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2023-11-24 23:51:30,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:51:30,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:51:30,469 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-11-24 23:51:30,469 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-11-24 23:51:30,469 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:51:30,470 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:51:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:51:30,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:51:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:51:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2023-11-24 23:51:30,470 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2023-11-24 23:51:30,471 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2023-11-24 23:51:30,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2023-11-24 23:51:30,471 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2023-11-24 23:51:30,471 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2023-11-24 23:51:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-24 23:51:30,472 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-24 23:51:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-24 23:51:30,474 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-24 23:51:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2023-11-24 23:51:30,474 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2023-11-24 23:51:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2023-11-24 23:51:30,474 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2023-11-24 23:51:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:51:30,475 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:51:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2023-11-24 23:51:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2023-11-24 23:51:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2023-11-24 23:51:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2023-11-24 23:51:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:51:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2023-11-24 23:51:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2023-11-24 23:51:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-11-24 23:51:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-11-24 23:51:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:51:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:51:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:51:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-11-24 23:51:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-11-24 23:51:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2023-11-24 23:51:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2023-11-24 23:51:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:51:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2023-11-24 23:51:30,479 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2023-11-24 23:51:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:51:30,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:51:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:51:30,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:51:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2023-11-24 23:51:30,481 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2023-11-24 23:51:30,481 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2023-11-24 23:51:30,481 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2023-11-24 23:51:30,481 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2023-11-24 23:51:30,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2023-11-24 23:51:30,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:51:30,482 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2023-11-24 23:51:30,482 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2023-11-24 23:51:30,482 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2023-11-24 23:51:30,482 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2023-11-24 23:51:30,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:51:30,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:51:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2023-11-24 23:51:30,483 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2023-11-24 23:51:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-24 23:51:30,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-24 23:51:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:51:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2023-11-24 23:51:30,484 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2023-11-24 23:51:30,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:51:30,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:51:30,485 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2023-11-24 23:51:30,486 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2023-11-24 23:51:30,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:51:30,486 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2023-11-24 23:51:30,487 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2023-11-24 23:51:30,487 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2023-11-24 23:51:30,488 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2023-11-24 23:51:30,488 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:51:30,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:51:30,488 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-11-24 23:51:30,488 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-11-24 23:51:30,489 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2023-11-24 23:51:30,489 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2023-11-24 23:51:30,489 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-24 23:51:30,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-24 23:51:30,489 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2023-11-24 23:51:30,490 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2023-11-24 23:51:30,490 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-24 23:51:30,490 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-24 23:51:30,491 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-24 23:51:30,491 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-24 23:51:30,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:51:30,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:51:30,492 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-24 23:51:30,492 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-24 23:51:30,493 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-24 23:51:30,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-24 23:51:30,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:51:30,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:51:30,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:51:30,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:51:30,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2023-11-24 23:51:30,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2023-11-24 23:51:30,500 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2023-11-24 23:51:30,500 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2023-11-24 23:51:30,501 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2023-11-24 23:51:30,501 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2023-11-24 23:51:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:51:30,502 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:51:30,504 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2023-11-24 23:51:30,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2023-11-24 23:51:30,505 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-24 23:51:30,510 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-24 23:51:30,510 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2023-11-24 23:51:30,511 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2023-11-24 23:51:30,511 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-11-24 23:51:30,511 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-11-24 23:51:30,511 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2023-11-24 23:51:30,511 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2023-11-24 23:51:30,511 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-24 23:51:30,511 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-24 23:51:30,511 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2023-11-24 23:51:30,512 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2023-11-24 23:51:30,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:51:30,512 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:51:30,512 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-24 23:51:30,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-24 23:51:30,512 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-24 23:51:30,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-24 23:51:30,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:51:30,513 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-24 23:51:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-24 23:51:30,513 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2023-11-24 23:51:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2023-11-24 23:51:30,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:51:30,513 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2023-11-24 23:51:30,513 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2023-11-24 23:51:30,514 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2023-11-24 23:51:30,514 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2023-11-24 23:51:30,514 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2023-11-24 23:51:30,514 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2023-11-24 23:51:30,514 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-24 23:51:30,514 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-24 23:51:30,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:51:30,515 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-24 23:51:30,515 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-24 23:51:30,515 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2023-11-24 23:51:30,515 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2023-11-24 23:51:30,515 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 23:51:30,515 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 23:51:30,515 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2023-11-24 23:51:30,515 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2023-11-24 23:51:30,516 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-24 23:51:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-24 23:51:30,516 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:51:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:51:30,516 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2023-11-24 23:51:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2023-11-24 23:51:30,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:51:30,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:51:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-24 23:51:30,517 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-24 23:51:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2023-11-24 23:51:30,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2023-11-24 23:51:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-24 23:51:30,517 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-24 23:51:30,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:51:30,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:51:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2023-11-24 23:51:30,518 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2023-11-24 23:51:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-24 23:51:30,518 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-24 23:51:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2023-11-24 23:51:30,518 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2023-11-24 23:51:30,518 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:51:30,519 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:51:30,519 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2023-11-24 23:51:30,519 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2023-11-24 23:51:30,519 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2023-11-24 23:51:30,519 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2023-11-24 23:51:30,519 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2023-11-24 23:51:30,519 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2023-11-24 23:51:30,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:51:30,520 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2023-11-24 23:51:30,520 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2023-11-24 23:51:30,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:51:30,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:51:30,520 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2023-11-24 23:51:30,520 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2023-11-24 23:51:30,520 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2023-11-24 23:51:30,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2023-11-24 23:51:30,521 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-24 23:51:30,521 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-24 23:51:30,521 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2023-11-24 23:51:30,521 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2023-11-24 23:51:30,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:51:30,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:51:30,521 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-24 23:51:30,522 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-24 23:51:30,522 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2023-11-24 23:51:30,522 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2023-11-24 23:51:30,522 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2023-11-24 23:51:30,522 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2023-11-24 23:51:30,522 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2023-11-24 23:51:30,522 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2023-11-24 23:51:30,522 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2023-11-24 23:51:30,523 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2023-11-24 23:51:30,523 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2023-11-24 23:51:30,523 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2023-11-24 23:51:30,523 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-24 23:51:30,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:51:30,523 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-24 23:51:30,524 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-24 23:51:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2023-11-24 23:51:30,524 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2023-11-24 23:51:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:51:30,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:51:31,989 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:51:31,995 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:51:32,642 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:51:51,953 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:51:52,429 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:51:56,280 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:51:56,281 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:51:56,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:51:56 BoogieIcfgContainer [2023-11-24 23:51:56,287 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:51:56,292 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:51:56,292 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:51:56,296 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:51:56,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:51:24" (1/3) ... [2023-11-24 23:51:56,304 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37b7f2d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:51:56, skipping insertion in model container [2023-11-24 23:51:56,304 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (2/3) ... [2023-11-24 23:51:56,305 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37b7f2d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:51:56, skipping insertion in model container [2023-11-24 23:51:56,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:51:56" (3/3) ... [2023-11-24 23:51:56,307 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rndis_wlan.cil.i [2023-11-24 23:51:56,334 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:51:56,334 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-24 23:51:56,482 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:51:56,497 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;@3d1d665e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:51:56,498 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-24 23:51:56,520 INFO L276 IsEmpty]: Start isEmpty. Operand has 2335 states, 1444 states have (on average 1.3164819944598338) internal successors, (1901), 1447 states have internal predecessors, (1901), 773 states have call successors, (773), 117 states have call predecessors, (773), 116 states have return successors, (765), 765 states have call predecessors, (765), 765 states have call successors, (765) [2023-11-24 23:51:56,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2023-11-24 23:51:56,601 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:51:56,602 INFO L195 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 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] [2023-11-24 23:51:56,603 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:51:56,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:51:56,612 INFO L85 PathProgramCache]: Analyzing trace with hash 2017858746, now seen corresponding path program 1 times [2023-11-24 23:51:56,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:51:56,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034373876] [2023-11-24 23:51:56,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:51:56,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:51:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:51:58,878 INFO L134 CoverageAnalysis]: Checked inductivity of 5115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5115 trivial. 0 not checked. [2023-11-24 23:51:58,879 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:51:58,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034373876] [2023-11-24 23:51:58,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034373876] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:51:58,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:51:58,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:51:58,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366356943] [2023-11-24 23:51:58,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:51:58,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:51:58,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:51:58,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:51:58,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:51:58,945 INFO L87 Difference]: Start difference. First operand has 2335 states, 1444 states have (on average 1.3164819944598338) internal successors, (1901), 1447 states have internal predecessors, (1901), 773 states have call successors, (773), 117 states have call predecessors, (773), 116 states have return successors, (765), 765 states have call predecessors, (765), 765 states have call successors, (765) Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2023-11-24 23:52:02,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:52:06,762 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 []