./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2 --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 cbf4108b5361dc648374a0ac86f1645de021e2732cb82b01afd63d573ca937cf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:27:30,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:27:30,707 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 12:27:30,713 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:27:30,714 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:27:30,761 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:27:30,762 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:27:30,762 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:27:30,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:27:30,763 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:27:30,764 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:27:30,764 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:27:30,765 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:27:30,765 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:27:30,766 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:27:30,768 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:27:30,768 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:27:30,769 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:27:30,769 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:27:30,770 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:27:30,771 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:27:30,775 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:27:30,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:27:30,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:27:30,777 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:27:30,777 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:27:30,777 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:27:30,778 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:27:30,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:27:30,778 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:27:30,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:27:30,783 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:27:30,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:27:30,784 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:27:30,785 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:27:30,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:27:30,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:27:30,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:27:30,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:27:30,787 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:27:30,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:27:30,788 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:27:30,788 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:27:30,789 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:27:30,789 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_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbf4108b5361dc648374a0ac86f1645de021e2732cb82b01afd63d573ca937cf [2024-11-02 12:27:31,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:27:31,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:27:31,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:27:31,158 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:27:31,159 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:27:31,161 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i Unable to find full path for "g++" [2024-11-02 12:27:33,400 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:27:34,068 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:27:34,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2024-11-02 12:27:34,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/data/89ad75c1f/76f444db4d9e4e7184d2c7bbcb77dc28/FLAGab68ace73 [2024-11-02 12:27:34,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/data/89ad75c1f/76f444db4d9e4e7184d2c7bbcb77dc28 [2024-11-02 12:27:34,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:27:34,151 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:27:34,154 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:34,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:27:34,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:27:34,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:34" (1/1) ... [2024-11-02 12:27:34,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ffa0f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:34, skipping insertion in model container [2024-11-02 12:27:34,166 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:34" (1/1) ... [2024-11-02 12:27:34,311 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:27:35,967 WARN L251 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_0495728c-83e1-4407-81c2-f9e7db1e7fa0/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176293,176306] [2024-11-02 12:27:36,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:27:36,043 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:27:36,558 WARN L251 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_0495728c-83e1-4407-81c2-f9e7db1e7fa0/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176293,176306] [2024-11-02 12:27:36,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:27:36,686 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:27:36,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36 WrapperNode [2024-11-02 12:27:36,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:36,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:27:36,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:27:36,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:27:36,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (1/1) ... [2024-11-02 12:27:36,793 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (1/1) ... [2024-11-02 12:27:36,960 INFO L138 Inliner]: procedures = 146, calls = 1276, calls flagged for inlining = 64, calls inlined = 64, statements flattened = 3312 [2024-11-02 12:27:36,960 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:27:36,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:27:36,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:27:36,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:27:36,975 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (1/1) ... [2024-11-02 12:27:36,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (1/1) ... [2024-11-02 12:27:37,074 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (1/1) ... [2024-11-02 12:27:37,074 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (1/1) ... [2024-11-02 12:27:37,217 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (1/1) ... [2024-11-02 12:27:37,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (1/1) ... [2024-11-02 12:27:37,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (1/1) ... [2024-11-02 12:27:37,317 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (1/1) ... [2024-11-02 12:27:37,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:27:37,356 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:27:37,356 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:27:37,357 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:27:37,358 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (1/1) ... [2024-11-02 12:27:37,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:27:37,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:27:37,397 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:27:37,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:27:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_radio_text [2024-11-02 12:27:37,440 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_radio_text [2024-11-02 12:27:37,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:27:37,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-02 12:27:37,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-02 12:27:37,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:27:37,441 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2024-11-02 12:27:37,443 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2024-11-02 12:27:37,443 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_wait_stc [2024-11-02 12:27:37,443 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_wait_stc [2024-11-02 12:27:37,443 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_usecs [2024-11-02 12:27:37,444 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_usecs [2024-11-02 12:27:37,444 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_mute [2024-11-02 12:27:37,444 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_mute [2024-11-02 12:27:37,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-02 12:27:37,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-02 12:27:37,444 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2024-11-02 12:27:37,444 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2024-11-02 12:27:37,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-02 12:27:37,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-02 12:27:37,445 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_power_state [2024-11-02 12:27:37,445 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_power_state [2024-11-02 12:27:37,445 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_choose_econtrol_action [2024-11-02 12:27:37,445 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_choose_econtrol_action [2024-11-02 12:27:37,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2024-11-02 12:27:37,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2024-11-02 12:27:37,445 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-02 12:27:37,445 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-02 12:27:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-02 12:27:37,448 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-02 12:27:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_tune [2024-11-02 12:27:37,449 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_tune [2024-11-02 12:27:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:27:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-02 12:27:37,449 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-02 12:27:37,450 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-02 12:27:37,450 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-02 12:27:37,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2024-11-02 12:27:37,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2024-11-02 12:27:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-02 12:27:37,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-02 12:27:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-02 12:27:37,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-02 12:27:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_strlen [2024-11-02 12:27:37,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_strlen [2024-11-02 12:27:37,452 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2024-11-02 12:27:37,452 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2024-11-02 12:27:37,452 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_buff [2024-11-02 12:27:37,452 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_buff [2024-11-02 12:27:37,453 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:27:37,453 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:27:37,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-02 12:27:37,453 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2024-11-02 12:27:37,453 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2024-11-02 12:27:37,453 INFO L130 BoogieDeclarations]: Found specification of procedure validate_range [2024-11-02 12:27:37,453 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_range [2024-11-02 12:27:37,454 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_free [2024-11-02 12:27:37,454 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_free [2024-11-02 12:27:37,454 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_integers [2024-11-02 12:27:37,454 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_integers [2024-11-02 12:27:37,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:27:37,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-02 12:27:37,455 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2024-11-02 12:27:37,455 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2024-11-02 12:27:37,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 12:27:37,457 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2024-11-02 12:27:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2024-11-02 12:27:37,457 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_send_command [2024-11-02 12:27:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_send_command [2024-11-02 12:27:37,457 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2024-11-02 12:27:37,458 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2024-11-02 12:27:37,458 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2024-11-02 12:27:37,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2024-11-02 12:27:37,458 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_property [2024-11-02 12:27:37,458 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_property [2024-11-02 12:27:37,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 12:27:37,458 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-02 12:27:37,459 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-02 12:27:37,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 12:27:37,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-02 12:27:37,459 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_property [2024-11-02 12:27:37,459 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_property [2024-11-02 12:27:37,459 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-02 12:27:37,459 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-02 12:27:37,459 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_frequency [2024-11-02 12:27:37,459 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_frequency [2024-11-02 12:27:37,460 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-02 12:27:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-02 12:27:37,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2024-11-02 12:27:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2024-11-02 12:27:37,460 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-02 12:27:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-02 12:27:37,460 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-02 12:27:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-02 12:27:37,460 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-02 12:27:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-02 12:27:37,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:27:37,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-02 12:27:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-02 12:27:37,461 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_status [2024-11-02 12:27:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_status [2024-11-02 12:27:37,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2024-11-02 12:27:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2024-11-02 12:27:37,461 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_update_tune_status [2024-11-02 12:27:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_update_tune_status [2024-11-02 12:27:37,462 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_ps_name [2024-11-02 12:27:37,463 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_ps_name [2024-11-02 12:27:37,463 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_queryctrl [2024-11-02 12:27:37,463 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_queryctrl [2024-11-02 12:27:37,463 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_modulator [2024-11-02 12:27:37,464 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_modulator [2024-11-02 12:27:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-02 12:27:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:27:37,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:27:38,247 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:27:38,252 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:27:49,594 INFO L? ?]: Removed 1439 outVars from TransFormulas that were not future-live. [2024-11-02 12:27:49,595 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:27:51,442 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:27:51,442 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-02 12:27:51,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:27:51 BoogieIcfgContainer [2024-11-02 12:27:51,443 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:27:51,445 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:27:51,446 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:27:51,449 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:27:51,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:27:34" (1/3) ... [2024-11-02 12:27:51,451 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@89ad606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:27:51, skipping insertion in model container [2024-11-02 12:27:51,451 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:36" (2/3) ... [2024-11-02 12:27:51,451 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@89ad606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:27:51, skipping insertion in model container [2024-11-02 12:27:51,451 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:27:51" (3/3) ... [2024-11-02 12:27:51,453 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2024-11-02 12:27:51,476 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:27:51,476 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:27:51,613 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:27:51,623 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;@7d4ef805, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:27:51,624 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:27:51,635 INFO L276 IsEmpty]: Start isEmpty. Operand has 873 states, 575 states have (on average 1.373913043478261) internal successors, (790), 583 states have internal predecessors, (790), 247 states have call successors, (247), 49 states have call predecessors, (247), 49 states have return successors, (247), 247 states have call predecessors, (247), 247 states have call successors, (247) [2024-11-02 12:27:51,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-02 12:27:51,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:27:51,676 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-11-02 12:27:51,677 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:27:51,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:27:51,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1811933625, now seen corresponding path program 1 times [2024-11-02 12:27:51,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:27:51,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248152843] [2024-11-02 12:27:51,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:27:51,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:27:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:27:55,694 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-02 12:27:55,695 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:27:55,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248152843] [2024-11-02 12:27:55,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248152843] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:27:55,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291886835] [2024-11-02 12:27:55,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:27:55,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:27:55,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:27:55,702 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:27:55,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0495728c-83e1-4407-81c2-f9e7db1e7fa0/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:27:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:27:58,351 INFO L255 TraceCheckSpWp]: Trace formula consists of 1935 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-02 12:27:58,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:27:58,622 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-02 12:27:58,623 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:27:58,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291886835] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:27:58,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-02 12:27:58,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-11-02 12:27:58,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482320745] [2024-11-02 12:27:58,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:27:58,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:27:58,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:27:58,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:27:58,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-02 12:27:58,670 INFO L87 Difference]: Start difference. First operand has 873 states, 575 states have (on average 1.373913043478261) internal successors, (790), 583 states have internal predecessors, (790), 247 states have call successors, (247), 49 states have call predecessors, (247), 49 states have return successors, (247), 247 states have call predecessors, (247), 247 states have call successors, (247) Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10)