./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:05:38,634 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:05:38,759 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:05:38,765 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:05:38,766 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:05:38,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:05:38,801 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:05:38,802 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:05:38,803 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:05:38,804 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:05:38,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:05:38,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:05:38,806 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:05:38,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:05:38,808 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:05:38,809 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:05:38,809 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:05:38,810 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:05:38,811 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:05:38,811 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:05:38,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:05:38,813 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:05:38,814 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:05:38,814 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:05:38,815 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:05:38,815 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:05:38,816 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:05:38,817 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:05:38,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:05:38,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:05:38,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:05:38,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:05:38,820 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:05:38,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:05:38,821 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:05:38,821 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:05:38,822 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:05:38,822 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:05:38,823 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:05:38,824 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 [2023-11-21 22:05:39,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:05:39,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:05:39,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:05:39,215 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:05:39,216 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:05:39,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2023-11-21 22:05:42,802 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:05:43,297 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:05:43,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2023-11-21 22:05:43,334 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/data/6d4029afb/89505e8fb18c426bbc14c60259c7eacf/FLAG669358ad5 [2023-11-21 22:05:43,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/data/6d4029afb/89505e8fb18c426bbc14c60259c7eacf [2023-11-21 22:05:43,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:05:43,358 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:05:43,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:43,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:05:43,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:05:43,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:43" (1/1) ... [2023-11-21 22:05:43,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6626052b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:43, skipping insertion in model container [2023-11-21 22:05:43,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:43" (1/1) ... [2023-11-21 22:05:43,505 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:05:44,487 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_a7ac12c1-af14-416b-a46c-313109568e32/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2023-11-21 22:05:44,525 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:05:44,552 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:05:44,751 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_a7ac12c1-af14-416b-a46c-313109568e32/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2023-11-21 22:05:44,759 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:05:44,802 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:05:44,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44 WrapperNode [2023-11-21 22:05:44,803 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:44,805 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:05:44,805 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:05:44,805 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:05:44,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:44,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:44,979 INFO L138 Inliner]: procedures = 88, calls = 129, calls flagged for inlining = 41, calls inlined = 36, statements flattened = 577 [2023-11-21 22:05:44,980 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:05:44,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:05:44,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:05:44,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:05:44,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:44,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:45,014 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:45,096 INFO L187 HeapSplitter]: Split 39 memory accesses to 3 slices as follows [2, 14, 23] [2023-11-21 22:05:45,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:45,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:45,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:45,167 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:45,174 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:45,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:45,192 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:05:45,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:05:45,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:05:45,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:05:45,195 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (1/1) ... [2023-11-21 22:05:45,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:05:45,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:45,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:05:45,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:05:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:05:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-21 22:05:45,330 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-21 22:05:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_probe [2023-11-21 22:05:45,331 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_probe [2023-11-21 22:05:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-21 22:05:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-21 22:05:45,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-21 22:05:45,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-21 22:05:45,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-21 22:05:45,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:05:45,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:05:45,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-21 22:05:45,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-21 22:05:45,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-21 22:05:45,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 22:05:45,336 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 22:05:45,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-21 22:05:45,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-21 22:05:45,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-21 22:05:45,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:05:45,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:05:45,338 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_put [2023-11-21 22:05:45,339 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_put [2023-11-21 22:05:45,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-11-21 22:05:45,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-11-21 22:05:45,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:05:45,340 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-11-21 22:05:45,341 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-11-21 22:05:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-21 22:05:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-21 22:05:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-21 22:05:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:05:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:05:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 22:05:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 22:05:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 22:05:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-21 22:05:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-21 22:05:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:05:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:05:45,344 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-21 22:05:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-21 22:05:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:05:45,345 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:05:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:05:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 22:05:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-21 22:05:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:05:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_remove [2023-11-21 22:05:45,346 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_remove [2023-11-21 22:05:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:05:45,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:05:45,763 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:05:45,768 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:05:46,286 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:05:46,554 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:05:46,923 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:05:46,923 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:05:46,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:46 BoogieIcfgContainer [2023-11-21 22:05:46,926 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:05:46,929 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:05:46,929 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:05:46,933 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:05:46,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:05:43" (1/3) ... [2023-11-21 22:05:46,934 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@177f7401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:05:46, skipping insertion in model container [2023-11-21 22:05:46,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:44" (2/3) ... [2023-11-21 22:05:46,935 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@177f7401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:05:46, skipping insertion in model container [2023-11-21 22:05:46,935 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:46" (3/3) ... [2023-11-21 22:05:46,936 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2023-11-21 22:05:46,960 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:05:46,960 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:05:47,036 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:05:47,046 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=PETRI_NET, 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;@635c7d68, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:05:47,046 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:05:47,053 INFO L276 IsEmpty]: Start isEmpty. Operand has 139 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 100 states have internal predecessors, (128), 33 states have call successors, (33), 15 states have call predecessors, (33), 14 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-21 22:05:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 22:05:47,066 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:47,066 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:47,067 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:05:47,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:47,073 INFO L85 PathProgramCache]: Analyzing trace with hash -955650313, now seen corresponding path program 1 times [2023-11-21 22:05:47,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:47,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002400638] [2023-11-21 22:05:47,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:47,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:47,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:05:47,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:47,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002400638] [2023-11-21 22:05:47,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002400638] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:47,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:47,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:05:47,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253343302] [2023-11-21 22:05:47,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:47,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:05:47,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:47,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:05:47,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:05:47,566 INFO L87 Difference]: Start difference. First operand has 139 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 100 states have internal predecessors, (128), 33 states have call successors, (33), 15 states have call predecessors, (33), 14 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:47,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:47,892 INFO L93 Difference]: Finished difference Result 401 states and 562 transitions. [2023-11-21 22:05:47,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:05:47,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-11-21 22:05:47,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:47,921 INFO L225 Difference]: With dead ends: 401 [2023-11-21 22:05:47,921 INFO L226 Difference]: Without dead ends: 249 [2023-11-21 22:05:47,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:05:47,944 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 169 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:47,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 305 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-21 22:05:47,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2023-11-21 22:05:48,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 246. [2023-11-21 22:05:48,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 168 states have (on average 1.3452380952380953) internal successors, (226), 173 states have internal predecessors, (226), 52 states have call successors, (52), 26 states have call predecessors, (52), 25 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-21 22:05:48,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 328 transitions. [2023-11-21 22:05:48,050 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 328 transitions. Word has length 11 [2023-11-21 22:05:48,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:48,051 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 328 transitions. [2023-11-21 22:05:48,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:05:48,052 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 328 transitions. [2023-11-21 22:05:48,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 22:05:48,055 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:48,056 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:48,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:05:48,057 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:05:48,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:48,058 INFO L85 PathProgramCache]: Analyzing trace with hash -58529907, now seen corresponding path program 1 times [2023-11-21 22:05:48,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:48,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960970197] [2023-11-21 22:05:48,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:48,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:48,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-21 22:05:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:48,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-21 22:05:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:48,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:05:48,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:48,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960970197] [2023-11-21 22:05:48,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960970197] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:48,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:48,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:05:48,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64297341] [2023-11-21 22:05:48,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:48,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:05:48,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:48,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:05:48,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:05:48,340 INFO L87 Difference]: Start difference. First operand 246 states and 328 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:05:48,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:48,826 INFO L93 Difference]: Finished difference Result 496 states and 676 transitions. [2023-11-21 22:05:48,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:05:48,832 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2023-11-21 22:05:48,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:48,839 INFO L225 Difference]: With dead ends: 496 [2023-11-21 22:05:48,839 INFO L226 Difference]: Without dead ends: 249 [2023-11-21 22:05:48,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:05:48,851 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 169 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:48,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 156 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-21 22:05:48,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2023-11-21 22:05:48,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 240. [2023-11-21 22:05:48,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 163 states have (on average 1.3312883435582823) internal successors, (217), 167 states have internal predecessors, (217), 51 states have call successors, (51), 26 states have call predecessors, (51), 25 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-21 22:05:48,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 318 transitions. [2023-11-21 22:05:48,935 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 318 transitions. Word has length 21 [2023-11-21 22:05:48,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:48,936 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 318 transitions. [2023-11-21 22:05:48,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:05:48,936 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 318 transitions. [2023-11-21 22:05:48,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 22:05:48,953 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:48,953 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-21 22:05:48,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 22:05:48,954 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:05:48,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:48,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1897497233, now seen corresponding path program 1 times [2023-11-21 22:05:48,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:48,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460975614] [2023-11-21 22:05:48,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:48,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:49,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-21 22:05:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:49,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-21 22:05:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:49,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-21 22:05:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:49,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-21 22:05:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:49,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-21 22:05:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:49,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 22:05:49,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:49,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460975614] [2023-11-21 22:05:49,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460975614] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:49,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:05:49,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:05:49,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142294537] [2023-11-21 22:05:49,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:49,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:05:49,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:49,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:05:49,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:05:49,172 INFO L87 Difference]: Start difference. First operand 240 states and 318 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-21 22:05:49,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:49,723 INFO L93 Difference]: Finished difference Result 475 states and 646 transitions. [2023-11-21 22:05:49,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:05:49,724 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 37 [2023-11-21 22:05:49,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:49,732 INFO L225 Difference]: With dead ends: 475 [2023-11-21 22:05:49,732 INFO L226 Difference]: Without dead ends: 236 [2023-11-21 22:05:49,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:05:49,737 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 177 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:49,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 323 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-21 22:05:49,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2023-11-21 22:05:49,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 206. [2023-11-21 22:05:49,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 154 states have (on average 1.3636363636363635) internal successors, (210), 156 states have internal predecessors, (210), 35 states have call successors, (35), 17 states have call predecessors, (35), 16 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-21 22:05:49,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 279 transitions. [2023-11-21 22:05:49,801 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 279 transitions. Word has length 37 [2023-11-21 22:05:49,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:49,802 INFO L495 AbstractCegarLoop]: Abstraction has 206 states and 279 transitions. [2023-11-21 22:05:49,802 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-21 22:05:49,802 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions. [2023-11-21 22:05:49,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 22:05:49,817 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:49,818 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:49,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-21 22:05:49,819 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:05:49,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:49,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1747031794, now seen corresponding path program 1 times [2023-11-21 22:05:49,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:49,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538486396] [2023-11-21 22:05:49,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:49,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:50,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-21 22:05:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:50,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-21 22:05:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:50,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-21 22:05:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:50,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-21 22:05:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:50,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-21 22:05:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:50,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-21 22:05:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:50,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-21 22:05:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:50,282 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 22:05:50,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:50,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538486396] [2023-11-21 22:05:50,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538486396] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:05:50,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353450883] [2023-11-21 22:05:50,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:50,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:50,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:50,292 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:50,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:05:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:50,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:05:50,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:50,681 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 22:05:50,682 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:50,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1353450883] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:50,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-21 22:05:50,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2023-11-21 22:05:50,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551784100] [2023-11-21 22:05:50,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:50,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:05:50,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:50,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:05:50,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:05:50,685 INFO L87 Difference]: Start difference. First operand 206 states and 279 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-21 22:05:50,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:50,835 INFO L93 Difference]: Finished difference Result 520 states and 701 transitions. [2023-11-21 22:05:50,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:05:50,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 53 [2023-11-21 22:05:50,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:50,839 INFO L225 Difference]: With dead ends: 520 [2023-11-21 22:05:50,840 INFO L226 Difference]: Without dead ends: 354 [2023-11-21 22:05:50,841 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:05:50,842 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 117 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:50,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 282 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-21 22:05:50,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2023-11-21 22:05:50,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 349. [2023-11-21 22:05:50,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 262 states have (on average 1.3702290076335877) internal successors, (359), 267 states have internal predecessors, (359), 57 states have call successors, (57), 30 states have call predecessors, (57), 29 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-21 22:05:50,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 472 transitions. [2023-11-21 22:05:50,925 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 472 transitions. Word has length 53 [2023-11-21 22:05:50,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:50,929 INFO L495 AbstractCegarLoop]: Abstraction has 349 states and 472 transitions. [2023-11-21 22:05:50,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-21 22:05:50,929 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 472 transitions. [2023-11-21 22:05:50,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 22:05:50,932 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:50,932 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-21 22:05:50,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:05:51,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:51,157 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:05:51,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:51,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1659629446, now seen corresponding path program 1 times [2023-11-21 22:05:51,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:51,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129581144] [2023-11-21 22:05:51,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:51,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:51,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-21 22:05:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:51,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-21 22:05:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:51,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-21 22:05:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:51,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-21 22:05:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:51,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-21 22:05:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:51,589 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 22:05:51,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:51,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129581144] [2023-11-21 22:05:51,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129581144] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:05:51,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [800364020] [2023-11-21 22:05:51,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:51,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:51,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:51,591 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:51,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 22:05:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:51,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 22:05:51,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 22:05:51,930 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:51,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [800364020] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:51,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-21 22:05:51,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 7 [2023-11-21 22:05:51,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726234778] [2023-11-21 22:05:51,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:51,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:05:51,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:51,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:05:51,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:05:51,933 INFO L87 Difference]: Start difference. First operand 349 states and 472 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-21 22:05:52,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:52,076 INFO L93 Difference]: Finished difference Result 571 states and 766 transitions. [2023-11-21 22:05:52,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:05:52,077 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) Word has length 55 [2023-11-21 22:05:52,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:52,080 INFO L225 Difference]: With dead ends: 571 [2023-11-21 22:05:52,080 INFO L226 Difference]: Without dead ends: 361 [2023-11-21 22:05:52,081 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:05:52,082 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 2 mSDsluCounter, 410 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:52,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 548 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-21 22:05:52,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2023-11-21 22:05:52,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 357. [2023-11-21 22:05:52,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 268 states have (on average 1.3619402985074627) internal successors, (365), 273 states have internal predecessors, (365), 57 states have call successors, (57), 30 states have call predecessors, (57), 31 states have return successors, (62), 57 states have call predecessors, (62), 56 states have call successors, (62) [2023-11-21 22:05:52,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 484 transitions. [2023-11-21 22:05:52,121 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 484 transitions. Word has length 55 [2023-11-21 22:05:52,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:52,122 INFO L495 AbstractCegarLoop]: Abstraction has 357 states and 484 transitions. [2023-11-21 22:05:52,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-21 22:05:52,122 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 484 transitions. [2023-11-21 22:05:52,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 22:05:52,125 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:52,125 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:52,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-21 22:05:52,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:52,349 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:05:52,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:52,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1801358161, now seen corresponding path program 1 times [2023-11-21 22:05:52,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:52,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987894523] [2023-11-21 22:05:52,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:52,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:52,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-21 22:05:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:52,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-21 22:05:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:52,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-21 22:05:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:52,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-21 22:05:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:52,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-21 22:05:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:52,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-21 22:05:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:52,856 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 22:05:52,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:05:52,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987894523] [2023-11-21 22:05:52,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987894523] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:05:52,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [399511967] [2023-11-21 22:05:52,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:52,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:05:52,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:05:52,859 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:05:52,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-21 22:05:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:05:53,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 22:05:53,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:05:53,203 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 22:05:53,204 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:05:53,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [399511967] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:05:53,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-21 22:05:53,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 7 [2023-11-21 22:05:53,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339930371] [2023-11-21 22:05:53,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:05:53,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:05:53,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:05:53,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:05:53,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:05:53,208 INFO L87 Difference]: Start difference. First operand 357 states and 484 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-21 22:05:53,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:05:53,348 INFO L93 Difference]: Finished difference Result 580 states and 775 transitions. [2023-11-21 22:05:53,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:05:53,348 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 59 [2023-11-21 22:05:53,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:05:53,352 INFO L225 Difference]: With dead ends: 580 [2023-11-21 22:05:53,352 INFO L226 Difference]: Without dead ends: 367 [2023-11-21 22:05:53,354 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-21 22:05:53,355 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 3 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:05:53,356 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 554 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-21 22:05:53,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2023-11-21 22:05:53,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 361. [2023-11-21 22:05:53,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 361 states, 272 states have (on average 1.3566176470588236) internal successors, (369), 275 states have internal predecessors, (369), 57 states have call successors, (57), 30 states have call predecessors, (57), 31 states have return successors, (62), 59 states have call predecessors, (62), 56 states have call successors, (62) [2023-11-21 22:05:53,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 488 transitions. [2023-11-21 22:05:53,396 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 488 transitions. Word has length 59 [2023-11-21 22:05:53,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:05:53,396 INFO L495 AbstractCegarLoop]: Abstraction has 361 states and 488 transitions. [2023-11-21 22:05:53,396 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-21 22:05:53,397 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 488 transitions. [2023-11-21 22:05:53,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 22:05:53,399 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:05:53,399 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:05:53,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-21 22:05:53,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-21 22:05:53,613 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:05:53,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:05:53,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1870980826, now seen corresponding path program 2 times [2023-11-21 22:05:53,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:05:53,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116086647] [2023-11-21 22:05:53,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:05:53,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:05:53,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:53,761 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:05:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:05:53,874 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:05:53,874 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 22:05:53,875 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:05:53,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-21 22:05:53,880 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1] [2023-11-21 22:05:53,883 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:05:53,951 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:05:53,952 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated [2023-11-21 22:05:53,953 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:05:53,954 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc17 [2023-11-21 22:05:53,955 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc17 [2023-11-21 22:05:53,957 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc17 [2023-11-21 22:05:53,958 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:05:53,958 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated [2023-11-21 22:05:53,959 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated [2023-11-21 22:05:53,959 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:05:53,960 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:05:53,960 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated [2023-11-21 22:05:53,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:05:53,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated [2023-11-21 22:05:53,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch80 could not be translated [2023-11-21 22:05:53,962 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch80 could not be translated [2023-11-21 22:05:53,962 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:05:53,963 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated [2023-11-21 22:05:53,971 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret95 [2023-11-21 22:05:53,976 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret93 [2023-11-21 22:05:53,980 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret6 [2023-11-21 22:05:54,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:05:54 BoogieIcfgContainer [2023-11-21 22:05:54,017 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:05:54,018 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:05:54,018 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:05:54,019 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:05:54,019 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:46" (3/4) ... [2023-11-21 22:05:54,021 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:05:54,022 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:05:54,023 INFO L158 Benchmark]: Toolchain (without parser) took 10665.42ms. Allocated memory was 178.3MB in the beginning and 274.7MB in the end (delta: 96.5MB). Free memory was 129.2MB in the beginning and 110.3MB in the end (delta: 19.0MB). Peak memory consumption was 115.9MB. Max. memory is 16.1GB. [2023-11-21 22:05:54,023 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:05:54,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1444.31ms. Allocated memory is still 178.3MB. Free memory was 129.2MB in the beginning and 121.3MB in the end (delta: 7.9MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2023-11-21 22:05:54,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 174.87ms. Allocated memory is still 178.3MB. Free memory was 121.3MB in the beginning and 116.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:05:54,024 INFO L158 Benchmark]: Boogie Preprocessor took 211.91ms. Allocated memory is still 178.3MB. Free memory was 116.4MB in the beginning and 106.6MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 22:05:54,025 INFO L158 Benchmark]: RCFGBuilder took 1732.72ms. Allocated memory is still 178.3MB. Free memory was 106.6MB in the beginning and 117.4MB in the end (delta: -10.7MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2023-11-21 22:05:54,025 INFO L158 Benchmark]: TraceAbstraction took 7088.06ms. Allocated memory was 178.3MB in the beginning and 274.7MB in the end (delta: 96.5MB). Free memory was 116.3MB in the beginning and 110.3MB in the end (delta: 6.0MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. [2023-11-21 22:05:54,026 INFO L158 Benchmark]: Witness Printer took 4.19ms. Allocated memory is still 274.7MB. Free memory is still 110.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:05:54,028 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1444.31ms. Allocated memory is still 178.3MB. Free memory was 129.2MB in the beginning and 121.3MB in the end (delta: 7.9MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 174.87ms. Allocated memory is still 178.3MB. Free memory was 121.3MB in the beginning and 116.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 211.91ms. Allocated memory is still 178.3MB. Free memory was 116.4MB in the beginning and 106.6MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1732.72ms. Allocated memory is still 178.3MB. Free memory was 106.6MB in the beginning and 117.4MB in the end (delta: -10.7MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * TraceAbstraction took 7088.06ms. Allocated memory was 178.3MB in the beginning and 274.7MB in the end (delta: 96.5MB). Free memory was 116.3MB in the beginning and 110.3MB in the end (delta: 6.0MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. * Witness Printer took 4.19ms. Allocated memory is still 274.7MB. Free memory is still 110.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc17 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc17 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc17 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret95 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret93 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret6 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 3317]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of large string literal at line 2900, overapproximation of bitwiseOr at line 2678. Possible FailurePath: [L2766] int ldv_irq_1_2 = 0; [L2767] int LDV_IN_INTERRUPT = 1; [L2768] int ldv_irq_1_3 = 0; [L2769] void *ldv_irq_data_1_1 ; [L2770] int ldv_irq_1_1 = 0; [L2771] int ldv_irq_1_0 = 0; [L2772] int probed_2 = 0; [L2773] int ldv_irq_line_1_3 ; [L2774] void *ldv_irq_data_1_0 ; [L2775] int ldv_state_variable_0 ; [L2776] int ldv_irq_line_1_0 ; [L2777] int ldv_state_variable_2 ; [L2778] void *ldv_irq_data_1_3 ; [L2779] int ref_cnt ; [L2780] int ldv_irq_line_1_1 ; [L2781] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2782] void *ldv_irq_data_1_2 ; [L2783] int ldv_state_variable_1 ; [L2784] int ldv_irq_line_1_2 ; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2984] int ldv_retval_0 ; [L2985] int ldv_retval_1 ; [L2988] int ldv_retval_2 ; [L3356] int ldv_module_refcounter = 1; [L3137] int tmp ; [L3138] int tmp___0 ; [L3139] int tmp___1 ; [L3141] FCALL ldv_initialize() [L3142] ldv_state_variable_1 = 1 [L3143] ref_cnt = 0 [L3144] ldv_state_variable_0 = 1 [L3145] ldv_state_variable_2 = 0 VAL [LDV_IN_INTERRUPT=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1] [L3156] COND TRUE ldv_state_variable_0 != 0 [L3157] tmp___0 = __VERIFIER_nondet_int() [L3159] case 0: [L3167] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3168] COND TRUE ldv_state_variable_0 == 1 [L3169] CALL, EXPR iio_interrupt_trigger_driver_init() [L2971] int tmp ; [L2973] CALL, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L3294] ldv_func_ret_type___0 ldv_func_res ; [L3295] int tmp ; [L3297] CALL, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3424] return __VERIFIER_nondet_int(); [L3297] RET, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3297] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3298] ldv_func_res = tmp [L3299] ldv_state_variable_2 = 1 [L3300] CALL ldv_platform_driver_init_2() [L3102] void *tmp ; [L3104] CALL, EXPR ldv_init_zalloc(1472UL) [L2726] void *p ; [L2727] void *tmp ; [L2729] EXPR, FCALL calloc(1UL, size) VAL [LDV_IN_INTERRUPT=1, \old(size)=1472, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=1472] [L2729] tmp = calloc(1UL, size) [L2730] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(size)=1472, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551617:0}, probed_2=0, ref_cnt=0, size=1472, tmp={-18446744073709551617:0}] [L2731] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) [L2731] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(size)=1472, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551617:0}, probed_2=0, ref_cnt=0, size=1472, tmp={-18446744073709551617:0}] [L2732] return (p); [L3104] RET, EXPR ldv_init_zalloc(1472UL) [L3104] tmp = ldv_init_zalloc(1472UL) [L3105] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp [L3300] RET ldv_platform_driver_init_2() [L3301] return (ldv_func_res); [L2973] RET, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2973] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2974] return (tmp); [L3169] RET, EXPR iio_interrupt_trigger_driver_init() [L3169] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3170] COND TRUE ldv_retval_0 == 0 [L3171] ldv_state_variable_0 = 3 VAL [LDV_IN_INTERRUPT=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3174] COND FALSE !(ldv_retval_0 != 0) VAL [LDV_IN_INTERRUPT=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: [L3189] case 2: VAL [LDV_IN_INTERRUPT=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1] [L3190] COND TRUE ldv_state_variable_2 != 0 [L3191] tmp___1 = __VERIFIER_nondet_int() [L3193] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3194] COND TRUE ldv_state_variable_2 == 1 VAL [LDV_IN_INTERRUPT=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3195] CALL iio_interrupt_trigger_probe(iio_interrupt_trigger_driver_group1) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2884] struct iio_interrupt_trigger_info *trig_info ; [L2885] struct iio_trigger *trig ; [L2886] unsigned long irqflags ; [L2887] struct resource *irq_res ; [L2888] int irq ; [L2889] int ret ; [L2890] void *tmp ; [L2892] ret = 0 [L2893] CALL, EXPR platform_get_resource(pdev, 1024U, 0U) [L3452] CALL, EXPR ldv_malloc(sizeof(struct resource)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND FALSE !(tmp___0 != 0) [L2700] tmp = malloc(size) [L2701] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551615:0}, probed_2=0, ref_cnt=0, size=56, tmp={-18446744073709551615:0}, tmp___0=0] [L2702] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) [L2702] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551615:0}, probed_2=0, ref_cnt=0, size=56, tmp={-18446744073709551615:0}, tmp___0=0] [L2703] return (p); VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, \result={-18446744073709551615:0}, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551615:0}, probed_2=0, ref_cnt=0, size=56, tmp={-18446744073709551615:0}, tmp___0=0] [L3452] RET, EXPR ldv_malloc(sizeof(struct resource)) VAL [LDV_IN_INTERRUPT=1, \old(arg1)=1024, \old(arg2)=0, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, arg0={-18446744073709551617:0}, arg0={-18446744073709551617:0}, arg1=1024, arg2=0, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3452] return ldv_malloc(sizeof(struct resource)); [L2893] RET, EXPR platform_get_resource(pdev, 1024U, 0U) [L2893] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2894] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2898] EXPR irq_res->flags [L2898] EXPR (irq_res->flags & 15UL) | 128UL [L2898] irqflags = (irq_res->flags & 15UL) | 128UL [L2899] EXPR irq_res->start [L2899] irq = (int )irq_res->start [L2900] CALL, EXPR iio_trigger_alloc("irqtrig%d", irq) [L3433] CALL, EXPR ldv_malloc(sizeof(struct iio_trigger)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=1803, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND FALSE !(tmp___0 != 0) [L2700] tmp = malloc(size) [L2701] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=1803, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-36893488147419103233:0}, probed_2=0, ref_cnt=0, size=1803, tmp={-36893488147419103233:0}, tmp___0=0] [L2702] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) [L2702] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=1803, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-36893488147419103233:0}, probed_2=0, ref_cnt=0, size=1803, tmp={-36893488147419103233:0}, tmp___0=0] [L2703] return (p); VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=1803, \result={-36893488147419103233:0}, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-36893488147419103233:0}, probed_2=0, ref_cnt=0, size=1803, tmp={-36893488147419103233:0}, tmp___0=0] [L3433] RET, EXPR ldv_malloc(sizeof(struct iio_trigger)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, arg0={3:0}, arg0={3:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3433] return ldv_malloc(sizeof(struct iio_trigger)); [L2900] RET, EXPR iio_trigger_alloc("irqtrig%d", irq) [L2900] trig = iio_trigger_alloc("irqtrig%d", irq) [L2901] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2906] CALL, EXPR kzalloc(4UL, 208U) [L2676] void *tmp ; [L2678] EXPR flags | 32768U [L2678] CALL, EXPR kmalloc(size, flags | 32768U) [L2667] void *tmp___2 ; [L2669] CALL, EXPR __kmalloc(size, flags) [L2662] CALL, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND TRUE tmp___0 != 0 [L2698] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp___0=1] [L2662] RET, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \old(t)=32768, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, t=32768] [L2662] return ldv_malloc(size); [L2669] RET, EXPR __kmalloc(size, flags) [L2669] tmp___2 = __kmalloc(size, flags) [L2670] return (tmp___2); [L2678] RET, EXPR kmalloc(size, flags | 32768U) [L2678] tmp = kmalloc(size, flags | 32768U) [L2679] return (tmp); [L2906] RET, EXPR kzalloc(4UL, 208U) [L2906] tmp = kzalloc(4UL, 208U) [L2907] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, irq=0, irq_res={-18446744073709551615:0}, irqflags=128, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={-18446744073709551617:0}, pdev={-18446744073709551617:0}, probed_2=0, ref_cnt=0, ret=0, tmp={0:0}, trig={-36893488147419103233:0}, trig_info={0:0}] [L2908] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2909] ret = -12 VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, irq=0, irq_res={-18446744073709551615:0}, irqflags=128, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={-18446744073709551617:0}, pdev={-18446744073709551617:0}, probed_2=0, ref_cnt=0, ret=-12, tmp={0:0}, trig={-36893488147419103233:0}, trig_info={0:0}] [L2935] CALL iio_trigger_put(trig) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2850] EXPR trig->ops [L2850] EXPR (trig->ops)->owner [L2850] CALL ldv_module_put_5((trig->ops)->owner) [L3247] CALL ldv_module_put(ldv_func_arg1) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={9:-8}, probed_2=0, ref_cnt=0] [L3387] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={9:-8}, module={9:-8}, probed_2=0, ref_cnt=0] [L3388] COND TRUE ldv_module_refcounter <= 1 VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={9:-8}, module={9:-8}, probed_2=0, ref_cnt=0] [L3389] CALL ldv_error() VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3317] reach_error() VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={32771:32769}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 140 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.9s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 658 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 637 mSDsluCounter, 2168 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1383 mSDsCounter, 162 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 704 IncrementalHoareTripleChecker+Invalid, 866 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 162 mSolverCounterUnsat, 785 mSDtfsCounter, 704 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 239 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=361occurred in iteration=6, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 57 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 394 ConstructedInterpolants, 0 QuantifiedInterpolants, 760 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1860 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 67/76 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 22:05:54,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:05:56,712 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:05:56,852 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-21 22:05:56,861 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:05:56,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:05:56,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:05:56,907 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:05:56,907 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:05:56,908 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:05:56,914 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:05:56,914 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:05:56,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:05:56,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:05:56,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:05:56,918 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:05:56,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:05:56,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:05:56,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:05:56,920 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:05:56,921 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:05:56,922 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:05:56,922 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:05:56,923 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:05:56,923 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:05:56,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:05:56,924 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:05:56,925 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:05:56,925 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:05:56,926 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:05:56,926 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:05:56,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:05:56,928 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:05:56,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:05:56,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:05:56,929 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:05:56,929 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:05:56,930 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:05:56,931 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:05:56,931 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:05:56,931 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:05:56,931 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:05:56,932 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:05:56,932 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 [2023-11-21 22:05:57,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:05:57,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:05:57,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:05:57,364 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:05:57,365 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:05:57,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2023-11-21 22:06:00,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:06:00,857 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:06:00,857 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2023-11-21 22:06:00,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/data/f52fd58b8/fad5b346b0ba402890d322a22fe28313/FLAG149a73aaa [2023-11-21 22:06:00,909 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/data/f52fd58b8/fad5b346b0ba402890d322a22fe28313 [2023-11-21 22:06:00,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:06:00,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:06:00,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:00,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:06:00,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:06:00,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:00" (1/1) ... [2023-11-21 22:06:00,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@495dbcee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:00, skipping insertion in model container [2023-11-21 22:06:00,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:00" (1/1) ... [2023-11-21 22:06:01,023 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:06:01,699 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_a7ac12c1-af14-416b-a46c-313109568e32/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2023-11-21 22:06:01,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:01,773 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 22:06:01,795 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:06:01,973 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_a7ac12c1-af14-416b-a46c-313109568e32/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2023-11-21 22:06:01,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:01,987 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:06:02,148 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_a7ac12c1-af14-416b-a46c-313109568e32/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2023-11-21 22:06:02,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:02,220 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:06:02,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02 WrapperNode [2023-11-21 22:06:02,221 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:02,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:02,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:06:02,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:06:02,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,329 INFO L138 Inliner]: procedures = 93, calls = 129, calls flagged for inlining = 41, calls inlined = 36, statements flattened = 536 [2023-11-21 22:06:02,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:02,330 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:06:02,331 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:06:02,331 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:06:02,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,364 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,450 INFO L187 HeapSplitter]: Split 39 memory accesses to 3 slices as follows [2, 14, 23] [2023-11-21 22:06:02,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,524 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,539 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:06:02,540 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:06:02,541 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:06:02,541 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:06:02,542 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (1/1) ... [2023-11-21 22:06:02,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:06:02,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:06:02,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:06:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:06:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-21 22:06:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-21 22:06:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_probe [2023-11-21 22:06:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_probe [2023-11-21 22:06:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-21 22:06:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-21 22:06:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-21 22:06:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2023-11-21 22:06:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2023-11-21 22:06:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2023-11-21 22:06:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-21 22:06:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-21 22:06:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-21 22:06:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-21 22:06:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-21 22:06:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:06:02,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:06:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:06:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 22:06:02,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 22:06:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-21 22:06:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-21 22:06:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-21 22:06:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:06:02,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:06:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_put [2023-11-21 22:06:02,703 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_put [2023-11-21 22:06:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-11-21 22:06:02,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-11-21 22:06:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:06:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-21 22:06:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-21 22:06:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-21 22:06:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-11-21 22:06:02,706 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-11-21 22:06:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-21 22:06:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-21 22:06:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-21 22:06:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:06:02,707 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:06:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 22:06:02,707 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 22:06:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 22:06:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-21 22:06:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-21 22:06:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2023-11-21 22:06:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2023-11-21 22:06:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2023-11-21 22:06:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:06:02,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:06:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-21 22:06:02,709 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-21 22:06:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:06:02,710 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:06:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:06:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_remove [2023-11-21 22:06:02,710 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_remove [2023-11-21 22:06:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:06:02,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:06:03,112 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:06:03,116 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:06:03,645 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:06:04,070 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:06:04,477 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:06:04,477 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:06:04,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:04 BoogieIcfgContainer [2023-11-21 22:06:04,480 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:06:04,482 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:06:04,483 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:06:04,486 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:06:04,486 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:06:00" (1/3) ... [2023-11-21 22:06:04,487 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37f14e47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:06:04, skipping insertion in model container [2023-11-21 22:06:04,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:02" (2/3) ... [2023-11-21 22:06:04,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37f14e47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:06:04, skipping insertion in model container [2023-11-21 22:06:04,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:04" (3/3) ... [2023-11-21 22:06:04,489 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2023-11-21 22:06:04,509 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:06:04,510 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:06:04,583 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:06:04,599 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=PETRI_NET, 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;@791613a3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:06:04,599 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:06:04,605 INFO L276 IsEmpty]: Start isEmpty. Operand has 139 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 100 states have internal predecessors, (128), 33 states have call successors, (33), 15 states have call predecessors, (33), 14 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-21 22:06:04,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 22:06:04,615 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:06:04,616 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:04,616 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:06:04,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:04,622 INFO L85 PathProgramCache]: Analyzing trace with hash 659070431, now seen corresponding path program 1 times [2023-11-21 22:06:04,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:06:04,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1957176389] [2023-11-21 22:06:04,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:04,637 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:04,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:06:04,640 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 22:06:04,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-21 22:06:04,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:04,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:06:04,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:06:04,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:06:04,921 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:06:04,922 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:06:04,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1957176389] [2023-11-21 22:06:04,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1957176389] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:04,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:04,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:06:04,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684475814] [2023-11-21 22:06:04,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:04,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:06:04,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:06:04,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:06:04,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:04,971 INFO L87 Difference]: Start difference. First operand has 139 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 100 states have internal predecessors, (128), 33 states have call successors, (33), 15 states have call predecessors, (33), 14 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:06:05,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:06:05,391 INFO L93 Difference]: Finished difference Result 401 states and 562 transitions. [2023-11-21 22:06:05,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:06:05,394 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-11-21 22:06:05,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:06:05,406 INFO L225 Difference]: With dead ends: 401 [2023-11-21 22:06:05,406 INFO L226 Difference]: Without dead ends: 249 [2023-11-21 22:06:05,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:05,442 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 169 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-21 22:06:05,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 307 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-21 22:06:05,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2023-11-21 22:06:05,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 246. [2023-11-21 22:06:05,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 168 states have (on average 1.3452380952380953) internal successors, (226), 173 states have internal predecessors, (226), 52 states have call successors, (52), 26 states have call predecessors, (52), 25 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-21 22:06:05,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 328 transitions. [2023-11-21 22:06:05,553 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 328 transitions. Word has length 11 [2023-11-21 22:06:05,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:06:05,553 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 328 transitions. [2023-11-21 22:06:05,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:06:05,555 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 328 transitions. [2023-11-21 22:06:05,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 22:06:05,559 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:06:05,559 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:05,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:06:05,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:05,764 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:06:05,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:05,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1970963847, now seen corresponding path program 1 times [2023-11-21 22:06:05,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:06:05,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1995978065] [2023-11-21 22:06:05,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:05,766 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:05,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:06:05,768 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 22:06:05,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-21 22:06:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:06,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:06:06,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:06:06,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:06:06,091 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:06:06,092 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:06:06,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1995978065] [2023-11-21 22:06:06,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1995978065] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:06,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:06,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:06:06,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767110254] [2023-11-21 22:06:06,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:06,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:06:06,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:06:06,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:06:06,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:06,097 INFO L87 Difference]: Start difference. First operand 246 states and 328 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:06:06,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:06:06,345 INFO L93 Difference]: Finished difference Result 488 states and 664 transitions. [2023-11-21 22:06:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:06:06,346 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2023-11-21 22:06:06,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:06:06,350 INFO L225 Difference]: With dead ends: 488 [2023-11-21 22:06:06,350 INFO L226 Difference]: Without dead ends: 241 [2023-11-21 22:06:06,352 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:06,354 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 151 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-21 22:06:06,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 142 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-21 22:06:06,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2023-11-21 22:06:06,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 240. [2023-11-21 22:06:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 163 states have (on average 1.3312883435582823) internal successors, (217), 167 states have internal predecessors, (217), 51 states have call successors, (51), 26 states have call predecessors, (51), 25 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-21 22:06:06,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 318 transitions. [2023-11-21 22:06:06,391 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 318 transitions. Word has length 21 [2023-11-21 22:06:06,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:06:06,391 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 318 transitions. [2023-11-21 22:06:06,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:06:06,392 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 318 transitions. [2023-11-21 22:06:06,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 22:06:06,395 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:06:06,396 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-21 22:06:06,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-21 22:06:06,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:06,601 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:06:06,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:06,602 INFO L85 PathProgramCache]: Analyzing trace with hash 2053156862, now seen corresponding path program 1 times [2023-11-21 22:06:06,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:06:06,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [603155666] [2023-11-21 22:06:06,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:06,604 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:06,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:06:06,605 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 22:06:06,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-21 22:06:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:06,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:06:06,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:06:06,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 22:06:06,956 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:06:06,956 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:06:06,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [603155666] [2023-11-21 22:06:06,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [603155666] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:06,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:06,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:06:06,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64766104] [2023-11-21 22:06:06,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:06,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:06:06,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:06:06,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:06:06,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:06,961 INFO L87 Difference]: Start difference. First operand 240 states and 318 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-21 22:06:07,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:06:07,292 INFO L93 Difference]: Finished difference Result 445 states and 598 transitions. [2023-11-21 22:06:07,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:06:07,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 37 [2023-11-21 22:06:07,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:06:07,295 INFO L225 Difference]: With dead ends: 445 [2023-11-21 22:06:07,295 INFO L226 Difference]: Without dead ends: 206 [2023-11-21 22:06:07,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:07,297 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 52 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-21 22:06:07,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 275 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-21 22:06:07,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2023-11-21 22:06:07,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2023-11-21 22:06:07,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 154 states have (on average 1.3636363636363635) internal successors, (210), 156 states have internal predecessors, (210), 35 states have call successors, (35), 17 states have call predecessors, (35), 16 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-21 22:06:07,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 279 transitions. [2023-11-21 22:06:07,321 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 279 transitions. Word has length 37 [2023-11-21 22:06:07,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:06:07,321 INFO L495 AbstractCegarLoop]: Abstraction has 206 states and 279 transitions. [2023-11-21 22:06:07,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-21 22:06:07,322 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions. [2023-11-21 22:06:07,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 22:06:07,325 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:06:07,325 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:07,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-21 22:06:07,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:07,531 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:06:07,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:07,532 INFO L85 PathProgramCache]: Analyzing trace with hash 2124650657, now seen corresponding path program 1 times [2023-11-21 22:06:07,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:06:07,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1954137879] [2023-11-21 22:06:07,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:07,533 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:07,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:06:07,538 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 22:06:07,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-21 22:06:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:07,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:06:07,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:06:07,941 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 22:06:07,941 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:06:07,941 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:06:07,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1954137879] [2023-11-21 22:06:07,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1954137879] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:07,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:07,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:06:07,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088098495] [2023-11-21 22:06:07,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:07,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:06:07,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:06:07,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:06:07,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:07,944 INFO L87 Difference]: Start difference. First operand 206 states and 279 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-21 22:06:08,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:06:08,310 INFO L93 Difference]: Finished difference Result 520 states and 701 transitions. [2023-11-21 22:06:08,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:06:08,311 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 53 [2023-11-21 22:06:08,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:06:08,315 INFO L225 Difference]: With dead ends: 520 [2023-11-21 22:06:08,315 INFO L226 Difference]: Without dead ends: 354 [2023-11-21 22:06:08,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:08,317 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 117 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-21 22:06:08,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 286 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-21 22:06:08,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2023-11-21 22:06:08,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 349. [2023-11-21 22:06:08,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 262 states have (on average 1.3702290076335877) internal successors, (359), 267 states have internal predecessors, (359), 57 states have call successors, (57), 30 states have call predecessors, (57), 29 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-21 22:06:08,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 472 transitions. [2023-11-21 22:06:08,359 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 472 transitions. Word has length 53 [2023-11-21 22:06:08,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:06:08,360 INFO L495 AbstractCegarLoop]: Abstraction has 349 states and 472 transitions. [2023-11-21 22:06:08,360 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-21 22:06:08,361 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 472 transitions. [2023-11-21 22:06:08,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 22:06:08,364 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:06:08,364 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-21 22:06:08,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-21 22:06:08,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:08,570 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:06:08,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:08,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1677577169, now seen corresponding path program 1 times [2023-11-21 22:06:08,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:06:08,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [775684133] [2023-11-21 22:06:08,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:08,572 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:08,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:06:08,574 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 22:06:08,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-21 22:06:08,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:08,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 22:06:08,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:06:09,021 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 22:06:09,021 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:06:09,022 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:06:09,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [775684133] [2023-11-21 22:06:09,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [775684133] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:09,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:09,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:06:09,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132586620] [2023-11-21 22:06:09,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:09,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:06:09,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:06:09,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:06:09,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:06:09,024 INFO L87 Difference]: Start difference. First operand 349 states and 472 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-21 22:06:09,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:06:09,639 INFO L93 Difference]: Finished difference Result 571 states and 766 transitions. [2023-11-21 22:06:09,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:06:09,640 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) Word has length 55 [2023-11-21 22:06:09,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:06:09,644 INFO L225 Difference]: With dead ends: 571 [2023-11-21 22:06:09,645 INFO L226 Difference]: Without dead ends: 361 [2023-11-21 22:06:09,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:06:09,648 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 2 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-21 22:06:09,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 555 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-21 22:06:09,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2023-11-21 22:06:09,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 357. [2023-11-21 22:06:09,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 268 states have (on average 1.3619402985074627) internal successors, (365), 273 states have internal predecessors, (365), 57 states have call successors, (57), 30 states have call predecessors, (57), 31 states have return successors, (62), 57 states have call predecessors, (62), 56 states have call successors, (62) [2023-11-21 22:06:09,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 484 transitions. [2023-11-21 22:06:09,722 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 484 transitions. Word has length 55 [2023-11-21 22:06:09,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:06:09,723 INFO L495 AbstractCegarLoop]: Abstraction has 357 states and 484 transitions. [2023-11-21 22:06:09,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-21 22:06:09,723 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 484 transitions. [2023-11-21 22:06:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 22:06:09,726 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:06:09,726 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:09,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-21 22:06:09,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:09,933 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:06:09,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:09,934 INFO L85 PathProgramCache]: Analyzing trace with hash -462213722, now seen corresponding path program 1 times [2023-11-21 22:06:09,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:06:09,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [266613089] [2023-11-21 22:06:09,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:09,935 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:09,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:06:09,936 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 22:06:09,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-21 22:06:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:10,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 22:06:10,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:06:10,407 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 22:06:10,408 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:06:10,409 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 22:06:10,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [266613089] [2023-11-21 22:06:10,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [266613089] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:10,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:10,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:06:10,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683420354] [2023-11-21 22:06:10,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:10,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:06:10,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 22:06:10,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:06:10,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:06:10,412 INFO L87 Difference]: Start difference. First operand 357 states and 484 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-21 22:06:11,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:06:11,096 INFO L93 Difference]: Finished difference Result 580 states and 775 transitions. [2023-11-21 22:06:11,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:06:11,097 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 59 [2023-11-21 22:06:11,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:06:11,103 INFO L225 Difference]: With dead ends: 580 [2023-11-21 22:06:11,103 INFO L226 Difference]: Without dead ends: 367 [2023-11-21 22:06:11,104 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:06:11,105 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 3 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-21 22:06:11,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 560 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-21 22:06:11,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2023-11-21 22:06:11,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 361. [2023-11-21 22:06:11,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 361 states, 272 states have (on average 1.3566176470588236) internal successors, (369), 275 states have internal predecessors, (369), 57 states have call successors, (57), 30 states have call predecessors, (57), 31 states have return successors, (62), 59 states have call predecessors, (62), 56 states have call successors, (62) [2023-11-21 22:06:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 488 transitions. [2023-11-21 22:06:11,139 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 488 transitions. Word has length 59 [2023-11-21 22:06:11,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:06:11,140 INFO L495 AbstractCegarLoop]: Abstraction has 361 states and 488 transitions. [2023-11-21 22:06:11,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-21 22:06:11,141 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 488 transitions. [2023-11-21 22:06:11,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 22:06:11,143 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:06:11,143 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:11,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-21 22:06:11,351 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:11,351 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:06:11,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:11,352 INFO L85 PathProgramCache]: Analyzing trace with hash -223840015, now seen corresponding path program 2 times [2023-11-21 22:06:11,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:06:11,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [503855946] [2023-11-21 22:06:11,353 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-21 22:06:11,353 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:11,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:06:11,355 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 22:06:11,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-21 22:06:11,930 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-21 22:06:11,930 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-21 22:06:11,930 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:06:12,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:06:12,460 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-21 22:06:12,461 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 22:06:12,462 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:06:12,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-21 22:06:12,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:06:12,679 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1] [2023-11-21 22:06:12,684 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:06:12,790 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated [2023-11-21 22:06:12,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:06:12,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated [2023-11-21 22:06:12,794 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc16 [2023-11-21 22:06:12,801 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc16 [2023-11-21 22:06:12,806 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~malloc16 [2023-11-21 22:06:12,810 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated [2023-11-21 22:06:12,812 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:06:12,813 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:06:12,815 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated [2023-11-21 22:06:12,816 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:06:12,816 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated [2023-11-21 22:06:12,817 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch78 could not be translated [2023-11-21 22:06:12,817 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated [2023-11-21 22:06:12,817 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:06:12,821 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated [2023-11-21 22:06:12,821 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch78 could not be translated [2023-11-21 22:06:12,821 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated [2023-11-21 22:06:12,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret93 [2023-11-21 22:06:12,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret91 [2023-11-21 22:06:12,842 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret6 [2023-11-21 22:06:12,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:06:12 BoogieIcfgContainer [2023-11-21 22:06:12,886 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:06:12,887 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:06:12,887 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:06:12,887 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:06:12,888 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:04" (3/4) ... [2023-11-21 22:06:12,890 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:06:12,891 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:06:12,892 INFO L158 Benchmark]: Toolchain (without parser) took 11976.86ms. Allocated memory was 77.6MB in the beginning and 163.6MB in the end (delta: 86.0MB). Free memory was 49.2MB in the beginning and 86.8MB in the end (delta: -37.5MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2023-11-21 22:06:12,892 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:06:12,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1301.41ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 49.0MB in the beginning and 46.9MB in the end (delta: 2.2MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2023-11-21 22:06:12,893 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.82ms. Allocated memory is still 98.6MB. Free memory was 46.9MB in the beginning and 42.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:06:12,893 INFO L158 Benchmark]: Boogie Preprocessor took 209.12ms. Allocated memory is still 98.6MB. Free memory was 42.0MB in the beginning and 32.2MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 22:06:12,894 INFO L158 Benchmark]: RCFGBuilder took 1939.48ms. Allocated memory was 98.6MB in the beginning and 136.3MB in the end (delta: 37.7MB). Free memory was 32.2MB in the beginning and 86.1MB in the end (delta: -54.0MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-11-21 22:06:12,894 INFO L158 Benchmark]: TraceAbstraction took 8403.78ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 85.0MB in the beginning and 87.8MB in the end (delta: -2.8MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-11-21 22:06:12,895 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 163.6MB. Free memory was 87.8MB in the beginning and 86.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:06:12,898 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 77.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1301.41ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 49.0MB in the beginning and 46.9MB in the end (delta: 2.2MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.82ms. Allocated memory is still 98.6MB. Free memory was 46.9MB in the beginning and 42.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 209.12ms. Allocated memory is still 98.6MB. Free memory was 42.0MB in the beginning and 32.2MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1939.48ms. Allocated memory was 98.6MB in the beginning and 136.3MB in the end (delta: 37.7MB). Free memory was 32.2MB in the beginning and 86.1MB in the end (delta: -54.0MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * TraceAbstraction took 8403.78ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 85.0MB in the beginning and 87.8MB in the end (delta: -2.8MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 163.6MB. Free memory was 87.8MB in the beginning and 86.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc16 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc16 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~malloc16 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret93 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret91 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret6 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 3317]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of large string literal at line 2900. Possible FailurePath: [L2766] int ldv_irq_1_2 = 0; [L2767] int LDV_IN_INTERRUPT = 1; [L2768] int ldv_irq_1_3 = 0; [L2769] void *ldv_irq_data_1_1 ; [L2770] int ldv_irq_1_1 = 0; [L2771] int ldv_irq_1_0 = 0; [L2772] int probed_2 = 0; [L2773] int ldv_irq_line_1_3 ; [L2774] void *ldv_irq_data_1_0 ; [L2775] int ldv_state_variable_0 ; [L2776] int ldv_irq_line_1_0 ; [L2777] int ldv_state_variable_2 ; [L2778] void *ldv_irq_data_1_3 ; [L2779] int ref_cnt ; [L2780] int ldv_irq_line_1_1 ; [L2781] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2782] void *ldv_irq_data_1_2 ; [L2783] int ldv_state_variable_1 ; [L2784] int ldv_irq_line_1_2 ; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2984] int ldv_retval_0 ; [L2985] int ldv_retval_1 ; [L2988] int ldv_retval_2 ; [L3356] int ldv_module_refcounter = 1; [L3137] int tmp ; [L3138] int tmp___0 ; [L3139] int tmp___1 ; [L3141] FCALL ldv_initialize() [L3142] ldv_state_variable_1 = 1 [L3143] ref_cnt = 0 [L3144] ldv_state_variable_0 = 1 [L3145] ldv_state_variable_2 = 0 VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1] [L3156] COND TRUE ldv_state_variable_0 != 0 [L3157] tmp___0 = __VERIFIER_nondet_int() [L3159] case 0: [L3167] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3168] COND TRUE ldv_state_variable_0 == 1 [L3169] CALL, EXPR iio_interrupt_trigger_driver_init() [L2971] int tmp ; [L2973] CALL, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L3294] ldv_func_ret_type___0 ldv_func_res ; [L3295] int tmp ; [L3297] CALL, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3424] return __VERIFIER_nondet_int(); [L3297] RET, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3297] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3298] ldv_func_res = tmp [L3299] ldv_state_variable_2 = 1 [L3300] CALL ldv_platform_driver_init_2() [L3102] void *tmp ; [L3104] CALL, EXPR ldv_init_zalloc(1472UL) [L2726] void *p ; [L2727] void *tmp ; [L2729] EXPR, FCALL calloc(1UL, size) VAL [LDV_IN_INTERRUPT=1, \old(size)=1472, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=1472] [L2729] tmp = calloc(1UL, size) [L2730] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(size)=1472, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={14:0}, probed_2=0, ref_cnt=0, size=1472, tmp={14:0}] [L2731] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) [L2731] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(size)=1472, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={14:0}, probed_2=0, ref_cnt=0, size=1472, tmp={14:0}] [L2732] return (p); [L3104] RET, EXPR ldv_init_zalloc(1472UL) [L3104] tmp = ldv_init_zalloc(1472UL) [L3105] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp [L3300] RET ldv_platform_driver_init_2() [L3301] return (ldv_func_res); [L2973] RET, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2973] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2974] return (tmp); [L3169] RET, EXPR iio_interrupt_trigger_driver_init() [L3169] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3170] COND TRUE ldv_retval_0 == 0 [L3171] ldv_state_variable_0 = 3 VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3174] COND FALSE !(ldv_retval_0 != 0) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: [L3189] case 2: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1] [L3190] COND TRUE ldv_state_variable_2 != 0 [L3191] tmp___1 = __VERIFIER_nondet_int() [L3193] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3194] COND TRUE ldv_state_variable_2 == 1 VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3195] CALL iio_interrupt_trigger_probe(iio_interrupt_trigger_driver_group1) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2884] struct iio_interrupt_trigger_info *trig_info ; [L2885] struct iio_trigger *trig ; [L2886] unsigned long irqflags ; [L2887] struct resource *irq_res ; [L2888] int irq ; [L2889] int ret ; [L2890] void *tmp ; [L2892] ret = 0 [L2893] CALL, EXPR platform_get_resource(pdev, 1024U, 0U) [L3452] CALL, EXPR ldv_malloc(sizeof(struct resource)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND FALSE !(tmp___0 != 0) [L2700] tmp = malloc(size) [L2701] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-9223372036854775807:0}, probed_2=0, ref_cnt=0, size=56, tmp={-9223372036854775807:0}, tmp___0=0] [L2702] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) [L2702] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-9223372036854775807:0}, probed_2=0, ref_cnt=0, size=56, tmp={-9223372036854775807:0}, tmp___0=0] [L2703] return (p); VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, \result={-9223372036854775807:0}, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-9223372036854775807:0}, probed_2=0, ref_cnt=0, size=56, tmp={-9223372036854775807:0}, tmp___0=0] [L3452] RET, EXPR ldv_malloc(sizeof(struct resource)) VAL [LDV_IN_INTERRUPT=1, \old(arg1)=1024, \old(arg2)=0, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, arg0={14:0}, arg0={14:0}, arg1=1024, arg2=0, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3452] return ldv_malloc(sizeof(struct resource)); [L2893] RET, EXPR platform_get_resource(pdev, 1024U, 0U) [L2893] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2894] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2898] EXPR irq_res->flags [L2898] irqflags = (irq_res->flags & 15UL) | 128UL [L2899] EXPR irq_res->start [L2899] irq = (int )irq_res->start [L2900] CALL, EXPR iio_trigger_alloc("irqtrig%d", irq) [L3433] CALL, EXPR ldv_malloc(sizeof(struct iio_trigger)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=1803, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND FALSE !(tmp___0 != 0) [L2700] tmp = malloc(size) [L2701] p = tmp VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=1803, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={4611686018427387905:0}, probed_2=0, ref_cnt=0, size=1803, tmp={4611686018427387905:0}, tmp___0=0] [L2702] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) [L2702] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=1803, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={4611686018427387905:0}, probed_2=0, ref_cnt=0, size=1803, tmp={4611686018427387905:0}, tmp___0=0] [L2703] return (p); VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=1803, \result={4611686018427387905:0}, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={4611686018427387905:0}, probed_2=0, ref_cnt=0, size=1803, tmp={4611686018427387905:0}, tmp___0=0] [L3433] RET, EXPR ldv_malloc(sizeof(struct iio_trigger)) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, arg0={3:0}, arg0={3:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3433] return ldv_malloc(sizeof(struct iio_trigger)); [L2900] RET, EXPR iio_trigger_alloc("irqtrig%d", irq) [L2900] trig = iio_trigger_alloc("irqtrig%d", irq) [L2901] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2906] CALL, EXPR kzalloc(4UL, 208U) [L2676] void *tmp ; [L2678] CALL, EXPR kmalloc(size, flags | 32768U) [L2667] void *tmp___2 ; [L2669] CALL, EXPR __kmalloc(size, flags) [L2662] CALL, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND TRUE tmp___0 != 0 [L2698] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp___0=2] [L2662] RET, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \old(t)=32976, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, t=32976] [L2662] return ldv_malloc(size); [L2669] RET, EXPR __kmalloc(size, flags) [L2669] tmp___2 = __kmalloc(size, flags) [L2670] return (tmp___2); [L2678] RET, EXPR kmalloc(size, flags | 32768U) [L2678] tmp = kmalloc(size, flags | 32768U) [L2679] return (tmp); [L2906] RET, EXPR kzalloc(4UL, 208U) [L2906] tmp = kzalloc(4UL, 208U) [L2907] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, irq=0, irq_res={-9223372036854775807:0}, irqflags=128, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={14:0}, pdev={14:0}, probed_2=0, ref_cnt=0, ret=0, tmp={0:0}, trig={4611686018427387905:0}, trig_info={0:0}] [L2908] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2909] ret = -12 VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, irq=0, irq_res={-9223372036854775807:0}, irqflags=128, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={14:0}, pdev={14:0}, probed_2=0, ref_cnt=0, ret=-12, tmp={0:0}, trig={4611686018427387905:0}, trig_info={0:0}] [L2935] CALL iio_trigger_put(trig) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2850] EXPR trig->ops [L2850] EXPR (trig->ops)->owner [L2850] CALL ldv_module_put_5((trig->ops)->owner) [L3247] CALL ldv_module_put(ldv_func_arg1) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={-9223372036854775808:0}, probed_2=0, ref_cnt=0] [L3387] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={-9223372036854775808:0}, module={-9223372036854775808:0}, probed_2=0, ref_cnt=0] [L3388] COND TRUE ldv_module_refcounter <= 1 VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={-9223372036854775808:0}, module={-9223372036854775808:0}, probed_2=0, ref_cnt=0] [L3389] CALL ldv_error() VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3317] reach_error() VAL [LDV_IN_INTERRUPT=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)={0:0}, \old(ldv_irq_data_1_1)={0:0}, \old(ldv_irq_data_1_2)={0:0}, \old(ldv_irq_data_1_3)={0:0}, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={7:0}, iio_interrupt_trigger_driver_group1={14:0}, iio_interrupt_trigger_ops={6:0}, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 140 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.1s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 494 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 494 mSDsluCounter, 2125 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1252 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 419 IncrementalHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 873 mSDtfsCounter, 419 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 230 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=361occurred in iteration=6, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 19 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 299 NumberOfCodeBlocks, 299 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 230 ConstructedInterpolants, 0 QuantifiedInterpolants, 384 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1577 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 39/39 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 22:06:12,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ac12c1-af14-416b-a46c-313109568e32/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample