./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--mtd--maps--l440gx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:24:57,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:24:57,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:24:57,659 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:24:57,660 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:24:57,702 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:24:57,703 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:24:57,703 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:24:57,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:24:57,710 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:24:57,711 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:24:57,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:24:57,712 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:24:57,713 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:24:57,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:24:57,714 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:24:57,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:24:57,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:24:57,716 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:24:57,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:24:57,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:24:57,717 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:24:57,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:24:57,718 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:24:57,718 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:24:57,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:24:57,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:24:57,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:24:57,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:24:57,720 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:24:57,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:24:57,722 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:24:57,722 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:24:57,722 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:24:57,722 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:24:57,722 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:24:57,723 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_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 [2023-11-06 22:24:57,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:24:58,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:24:58,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:24:58,010 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:24:58,011 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:24:58,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2023-11-06 22:25:01,177 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:25:01,599 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:25:01,599 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2023-11-06 22:25:01,635 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/data/b4bb50687/44981b08fd3840688ec5bb9620cdf0fd/FLAG320d910be [2023-11-06 22:25:01,654 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/data/b4bb50687/44981b08fd3840688ec5bb9620cdf0fd [2023-11-06 22:25:01,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:25:01,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:25:01,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:25:01,670 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:25:01,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:25:01,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:25:01" (1/1) ... [2023-11-06 22:25:01,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b713a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:01, skipping insertion in model container [2023-11-06 22:25:01,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:25:01" (1/1) ... [2023-11-06 22:25:01,796 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:25:02,472 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_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2023-11-06 22:25:02,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:25:02,561 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:25:02,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2742] [2023-11-06 22:25:02,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2750] [2023-11-06 22:25:02,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [2757] [2023-11-06 22:25:02,668 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [2765] [2023-11-06 22:25:02,794 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_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2023-11-06 22:25:02,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:25:02,846 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:25:02,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02 WrapperNode [2023-11-06 22:25:02,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:25:02,848 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:25:02,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:25:02,849 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:25:02,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (1/1) ... [2023-11-06 22:25:02,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (1/1) ... [2023-11-06 22:25:02,961 INFO L138 Inliner]: procedures = 77, calls = 173, calls flagged for inlining = 31, calls inlined = 27, statements flattened = 504 [2023-11-06 22:25:02,962 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:25:02,963 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:25:02,963 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:25:02,963 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:25:02,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (1/1) ... [2023-11-06 22:25:02,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (1/1) ... [2023-11-06 22:25:02,995 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (1/1) ... [2023-11-06 22:25:03,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (1/1) ... [2023-11-06 22:25:03,047 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (1/1) ... [2023-11-06 22:25:03,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (1/1) ... [2023-11-06 22:25:03,055 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (1/1) ... [2023-11-06 22:25:03,068 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (1/1) ... [2023-11-06 22:25:03,077 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:25:03,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:25:03,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:25:03,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:25:03,083 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (1/1) ... [2023-11-06 22:25:03,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:25:03,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:25:03,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:25:03,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:25:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:25:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:25:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:25:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-06 22:25:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-06 22:25:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:25:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:25:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure do_map_probe [2023-11-06 22:25:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure do_map_probe [2023-11-06 22:25:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 22:25:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 22:25:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2023-11-06 22:25:03,180 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2023-11-06 22:25:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:25:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-06 22:25:03,180 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-06 22:25:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:25:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-06 22:25:03,181 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-06 22:25:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:25:03,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-06 22:25:03,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-06 22:25:03,182 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-06 22:25:03,182 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-06 22:25:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:25:03,183 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:25:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-06 22:25:03,183 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-06 22:25:03,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:25:03,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:25:03,185 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2023-11-06 22:25:03,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2023-11-06 22:25:03,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:25:03,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:25:03,469 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:25:03,472 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:25:03,575 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-06 22:25:04,105 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:25:04,117 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:25:04,118 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 22:25:04,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:25:04 BoogieIcfgContainer [2023-11-06 22:25:04,121 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:25:04,123 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:25:04,124 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:25:04,127 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:25:04,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:25:01" (1/3) ... [2023-11-06 22:25:04,128 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4921208b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:25:04, skipping insertion in model container [2023-11-06 22:25:04,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:25:02" (2/3) ... [2023-11-06 22:25:04,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4921208b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:25:04, skipping insertion in model container [2023-11-06 22:25:04,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:25:04" (3/3) ... [2023-11-06 22:25:04,131 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2023-11-06 22:25:04,153 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:25:04,153 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:25:04,227 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:25:04,237 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=LoopsAndPotentialCycles, 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;@5b81a450, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:25:04,238 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:25:04,246 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 116 states have (on average 1.2844827586206897) internal successors, (149), 120 states have internal predecessors, (149), 30 states have call successors, (30), 11 states have call predecessors, (30), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-06 22:25:04,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-06 22:25:04,257 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:25:04,258 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] [2023-11-06 22:25:04,258 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:25:04,267 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:04,268 INFO L85 PathProgramCache]: Analyzing trace with hash 448658065, now seen corresponding path program 1 times [2023-11-06 22:25:04,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:04,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014921946] [2023-11-06 22:25:04,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:04,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:04,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:25:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:04,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:25:04,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:04,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014921946] [2023-11-06 22:25:04,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014921946] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:04,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:04,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:25:04,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089708109] [2023-11-06 22:25:04,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:04,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:25:04,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:04,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:25:04,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:25:04,834 INFO L87 Difference]: Start difference. First operand has 158 states, 116 states have (on average 1.2844827586206897) internal successors, (149), 120 states have internal predecessors, (149), 30 states have call successors, (30), 11 states have call predecessors, (30), 10 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 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-06 22:25:04,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:25:04,936 INFO L93 Difference]: Finished difference Result 329 states and 444 transitions. [2023-11-06 22:25:04,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:25:04,938 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2023-11-06 22:25:04,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:25:04,948 INFO L225 Difference]: With dead ends: 329 [2023-11-06 22:25:04,949 INFO L226 Difference]: Without dead ends: 164 [2023-11-06 22:25:04,953 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:25:04,958 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 176 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:25:04,959 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 236 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:25:04,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-06 22:25:05,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2023-11-06 22:25:05,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 125 states have (on average 1.248) internal successors, (156), 125 states have internal predecessors, (156), 28 states have call successors, (28), 11 states have call predecessors, (28), 10 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-06 22:25:05,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 211 transitions. [2023-11-06 22:25:05,028 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 211 transitions. Word has length 20 [2023-11-06 22:25:05,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:25:05,028 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 211 transitions. [2023-11-06 22:25:05,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-06 22:25:05,029 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 211 transitions. [2023-11-06 22:25:05,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-06 22:25:05,032 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:25:05,033 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 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] [2023-11-06 22:25:05,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:25:05,033 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:25:05,034 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:05,034 INFO L85 PathProgramCache]: Analyzing trace with hash -183373054, now seen corresponding path program 1 times [2023-11-06 22:25:05,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:05,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541429225] [2023-11-06 22:25:05,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:05,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-06 22:25:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:25:05,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-06 22:25:05,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:25:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:25:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,344 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-06 22:25:05,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:05,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541429225] [2023-11-06 22:25:05,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541429225] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:05,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:05,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:25:05,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672939060] [2023-11-06 22:25:05,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:05,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:25:05,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:05,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:25:05,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:25:05,349 INFO L87 Difference]: Start difference. First operand 164 states and 211 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-06 22:25:05,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:25:05,729 INFO L93 Difference]: Finished difference Result 341 states and 440 transitions. [2023-11-06 22:25:05,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:25:05,730 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 53 [2023-11-06 22:25:05,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:25:05,740 INFO L225 Difference]: With dead ends: 341 [2023-11-06 22:25:05,741 INFO L226 Difference]: Without dead ends: 180 [2023-11-06 22:25:05,745 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:25:05,751 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 34 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 581 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:25:05,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 581 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:25:05,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-06 22:25:05,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 167. [2023-11-06 22:25:05,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 128 states have (on average 1.2421875) internal successors, (159), 128 states have internal predecessors, (159), 28 states have call successors, (28), 11 states have call predecessors, (28), 10 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-06 22:25:05,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 214 transitions. [2023-11-06 22:25:05,798 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 214 transitions. Word has length 53 [2023-11-06 22:25:05,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:25:05,799 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 214 transitions. [2023-11-06 22:25:05,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2023-11-06 22:25:05,799 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 214 transitions. [2023-11-06 22:25:05,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-06 22:25:05,802 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:25:05,802 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 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] [2023-11-06 22:25:05,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:25:05,802 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:25:05,803 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:05,803 INFO L85 PathProgramCache]: Analyzing trace with hash -126114752, now seen corresponding path program 1 times [2023-11-06 22:25:05,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:05,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604634648] [2023-11-06 22:25:05,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:05,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-06 22:25:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:05,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:25:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:06,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:25:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:06,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-06 22:25:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:06,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:25:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:06,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-06 22:25:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:06,058 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-06 22:25:06,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:06,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604634648] [2023-11-06 22:25:06,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604634648] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:06,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:06,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:25:06,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669417278] [2023-11-06 22:25:06,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:06,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:25:06,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:06,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:25:06,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:25:06,065 INFO L87 Difference]: Start difference. First operand 167 states and 214 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-06 22:25:06,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:25:06,303 INFO L93 Difference]: Finished difference Result 175 states and 226 transitions. [2023-11-06 22:25:06,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:25:06,304 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 53 [2023-11-06 22:25:06,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:25:06,305 INFO L225 Difference]: With dead ends: 175 [2023-11-06 22:25:06,306 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:25:06,308 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:25:06,316 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 175 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:25:06,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 287 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:25:06,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:25:06,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:25:06,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:06,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:25:06,319 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2023-11-06 22:25:06,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:25:06,320 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:25:06,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-06 22:25:06,320 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:25:06,320 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:25:06,323 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:25:06,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:25:06,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:25:06,778 INFO L899 garLoopResultBuilder]: For program point iounmapEXIT(lines 3207 3209) no Hoare annotation was computed. [2023-11-06 22:25:06,778 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3207 3209) the Hoare annotation is: true [2023-11-06 22:25:06,781 INFO L899 garLoopResultBuilder]: For program point iounmapFINAL(lines 3207 3209) no Hoare annotation was computed. [2023-11-06 22:25:06,781 INFO L899 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2023-11-06 22:25:06,781 INFO L899 garLoopResultBuilder]: For program point do_map_probeEXIT(lines 3201 3203) no Hoare annotation was computed. [2023-11-06 22:25:06,782 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3201 3203) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 22:25:06,782 INFO L895 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 22:25:06,782 INFO L899 garLoopResultBuilder]: For program point do_map_probeFINAL(lines 3201 3203) no Hoare annotation was computed. [2023-11-06 22:25:06,782 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2761 2768) the Hoare annotation is: true [2023-11-06 22:25:06,782 INFO L899 garLoopResultBuilder]: For program point inlEXIT(lines 2761 2768) no Hoare annotation was computed. [2023-11-06 22:25:06,783 INFO L899 garLoopResultBuilder]: For program point inlFINAL(lines 2761 2768) no Hoare annotation was computed. [2023-11-06 22:25:06,783 INFO L899 garLoopResultBuilder]: For program point printkFINAL(lines 3251 3253) no Hoare annotation was computed. [2023-11-06 22:25:06,783 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3251 3253) the Hoare annotation is: true [2023-11-06 22:25:06,783 INFO L899 garLoopResultBuilder]: For program point printkEXIT(lines 3251 3253) no Hoare annotation was computed. [2023-11-06 22:25:06,783 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2774 2776) the Hoare annotation is: true [2023-11-06 22:25:06,783 INFO L899 garLoopResultBuilder]: For program point L2775(line 2775) no Hoare annotation was computed. [2023-11-06 22:25:06,783 INFO L899 garLoopResultBuilder]: For program point L2775-2(lines 2774 2776) no Hoare annotation was computed. [2023-11-06 22:25:06,784 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2774 2776) no Hoare annotation was computed. [2023-11-06 22:25:06,784 INFO L899 garLoopResultBuilder]: For program point outlEXIT(lines 2754 2760) no Hoare annotation was computed. [2023-11-06 22:25:06,784 INFO L899 garLoopResultBuilder]: For program point outlFINAL(lines 2754 2760) no Hoare annotation was computed. [2023-11-06 22:25:06,784 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2754 2760) the Hoare annotation is: true [2023-11-06 22:25:06,784 INFO L899 garLoopResultBuilder]: For program point L2784(lines 2784 2791) no Hoare annotation was computed. [2023-11-06 22:25:06,784 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2777 2793) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 22:25:06,784 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2777 2793) no Hoare annotation was computed. [2023-11-06 22:25:06,785 INFO L899 garLoopResultBuilder]: For program point L2789-1(line 2789) no Hoare annotation was computed. [2023-11-06 22:25:06,785 INFO L902 garLoopResultBuilder]: At program point L2789(line 2789) the Hoare annotation is: true [2023-11-06 22:25:06,785 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2777 2793) no Hoare annotation was computed. [2023-11-06 22:25:06,785 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3085 3091) no Hoare annotation was computed. [2023-11-06 22:25:06,785 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 3085 3091) the Hoare annotation is: true [2023-11-06 22:25:06,785 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3089) no Hoare annotation was computed. [2023-11-06 22:25:06,786 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3085 3091) no Hoare annotation was computed. [2023-11-06 22:25:06,786 INFO L895 garLoopResultBuilder]: At program point L3248(line 3248) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 22:25:06,786 INFO L899 garLoopResultBuilder]: For program point pci_get_deviceEXIT(lines 3247 3249) no Hoare annotation was computed. [2023-11-06 22:25:06,786 INFO L899 garLoopResultBuilder]: For program point L3248-1(line 3248) no Hoare annotation was computed. [2023-11-06 22:25:06,786 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3247 3249) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 22:25:06,786 INFO L899 garLoopResultBuilder]: For program point pci_get_deviceFINAL(lines 3247 3249) no Hoare annotation was computed. [2023-11-06 22:25:06,787 INFO L899 garLoopResultBuilder]: For program point pci_dev_putEXIT(lines 3244 3246) no Hoare annotation was computed. [2023-11-06 22:25:06,787 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3244 3246) the Hoare annotation is: true [2023-11-06 22:25:06,787 INFO L899 garLoopResultBuilder]: For program point pci_dev_putFINAL(lines 3244 3246) no Hoare annotation was computed. [2023-11-06 22:25:06,787 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 2846 2852) the Hoare annotation is: true [2023-11-06 22:25:06,787 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2846 2852) no Hoare annotation was computed. [2023-11-06 22:25:06,787 INFO L899 garLoopResultBuilder]: For program point L3041(lines 3041 3072) no Hoare annotation was computed. [2023-11-06 22:25:06,788 INFO L895 garLoopResultBuilder]: At program point ldv_initialize_returnLabel#1(lines 3210 3212) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2023-11-06 22:25:06,788 INFO L902 garLoopResultBuilder]: At program point L3075(line 3075) the Hoare annotation is: true [2023-11-06 22:25:06,788 INFO L895 garLoopResultBuilder]: At program point pci_write_config_dword_returnLabel#1(lines 2889 2897) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,788 INFO L899 garLoopResultBuilder]: For program point L3043(lines 3043 3069) no Hoare annotation was computed. [2023-11-06 22:25:06,788 INFO L899 garLoopResultBuilder]: For program point L2977(line 2977) no Hoare annotation was computed. [2023-11-06 22:25:06,788 INFO L899 garLoopResultBuilder]: For program point L2977-2(line 2977) no Hoare annotation was computed. [2023-11-06 22:25:06,788 INFO L895 garLoopResultBuilder]: At program point init_l440gx_returnLabel#1(lines 2942 3016) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,789 INFO L899 garLoopResultBuilder]: For program point L2977-4(line 2977) no Hoare annotation was computed. [2023-11-06 22:25:06,789 INFO L895 garLoopResultBuilder]: At program point mtd_device_parse_register_returnLabel#1(lines 3217 3219) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,789 INFO L899 garLoopResultBuilder]: For program point L2994(line 2994) no Hoare annotation was computed. [2023-11-06 22:25:06,789 INFO L899 garLoopResultBuilder]: For program point L2994-2(line 2994) no Hoare annotation was computed. [2023-11-06 22:25:06,789 INFO L899 garLoopResultBuilder]: For program point L2961(lines 2961 2966) no Hoare annotation was computed. [2023-11-06 22:25:06,789 INFO L895 garLoopResultBuilder]: At program point pci_assign_resource_returnLabel#1(lines 3225 3227) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,790 INFO L899 garLoopResultBuilder]: For program point L2994-4(line 2994) no Hoare annotation was computed. [2023-11-06 22:25:06,790 INFO L899 garLoopResultBuilder]: For program point L3044(line 3044) no Hoare annotation was computed. [2023-11-06 22:25:06,790 INFO L895 garLoopResultBuilder]: At program point mtd_device_unregister_returnLabel#1(lines 3221 3223) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2023-11-06 22:25:06,790 INFO L899 garLoopResultBuilder]: For program point L2978(line 2978) no Hoare annotation was computed. [2023-11-06 22:25:06,790 INFO L899 garLoopResultBuilder]: For program point L2978-2(line 2978) no Hoare annotation was computed. [2023-11-06 22:25:06,790 INFO L899 garLoopResultBuilder]: For program point L2978-4(line 2978) no Hoare annotation was computed. [2023-11-06 22:25:06,791 INFO L895 garLoopResultBuilder]: At program point pci_write_config_word_returnLabel#1(lines 2880 2888) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,791 INFO L895 garLoopResultBuilder]: At program point L2962(line 2962) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,791 INFO L895 garLoopResultBuilder]: At program point spinlock_check_returnLabel#1(lines 2724 2729) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,791 INFO L899 garLoopResultBuilder]: For program point L2962-1(line 2962) no Hoare annotation was computed. [2023-11-06 22:25:06,791 INFO L899 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2023-11-06 22:25:06,791 INFO L899 garLoopResultBuilder]: For program point L2929-2(lines 2920 2934) no Hoare annotation was computed. [2023-11-06 22:25:06,792 INFO L895 garLoopResultBuilder]: At program point spin_unlock_irqrestore_returnLabel#1(lines 2730 2736) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,792 INFO L899 garLoopResultBuilder]: For program point L3045(lines 3045 3050) no Hoare annotation was computed. [2023-11-06 22:25:06,792 INFO L899 garLoopResultBuilder]: For program point L2979-1(line 2979) no Hoare annotation was computed. [2023-11-06 22:25:06,792 INFO L895 garLoopResultBuilder]: At program point L2979(line 2979) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,792 INFO L899 garLoopResultBuilder]: For program point L2963-1(line 2963) no Hoare annotation was computed. [2023-11-06 22:25:06,792 INFO L895 garLoopResultBuilder]: At program point L2930(line 2930) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,793 INFO L895 garLoopResultBuilder]: At program point L2963(line 2963) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,793 INFO L899 garLoopResultBuilder]: For program point L2930-1(line 2930) no Hoare annotation was computed. [2023-11-06 22:25:06,793 INFO L899 garLoopResultBuilder]: For program point L3013-1(line 3013) no Hoare annotation was computed. [2023-11-06 22:25:06,793 INFO L895 garLoopResultBuilder]: At program point ioremap_nocache_returnLabel#1(lines 3204 3206) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,793 INFO L895 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,793 INFO L895 garLoopResultBuilder]: At program point outb_returnLabel#1(lines 2739 2745) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,794 INFO L895 garLoopResultBuilder]: At program point pci_bus_read_config_dword_returnLabel#1(lines 3229 3231) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,794 INFO L899 garLoopResultBuilder]: For program point L2931-1(line 2931) no Hoare annotation was computed. [2023-11-06 22:25:06,794 INFO L895 garLoopResultBuilder]: At program point L2931(line 2931) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,794 INFO L895 garLoopResultBuilder]: At program point inb_returnLabel#1(lines 2746 2753) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,794 INFO L899 garLoopResultBuilder]: For program point L2981(lines 2981 2988) no Hoare annotation was computed. [2023-11-06 22:25:06,794 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:25:06,794 INFO L899 garLoopResultBuilder]: For program point L2998(line 2998) no Hoare annotation was computed. [2023-11-06 22:25:06,795 INFO L899 garLoopResultBuilder]: For program point L2998-2(line 2998) no Hoare annotation was computed. [2023-11-06 22:25:06,795 INFO L899 garLoopResultBuilder]: For program point L2998-4(line 2998) no Hoare annotation was computed. [2023-11-06 22:25:06,795 INFO L895 garLoopResultBuilder]: At program point cleanup_l440gx_returnLabel#1(lines 3017 3025) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2023-11-06 22:25:06,795 INFO L895 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,795 INFO L895 garLoopResultBuilder]: At program point L2982-1(line 2982) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,795 INFO L895 garLoopResultBuilder]: At program point map_destroy_returnLabel#1(lines 3213 3215) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2023-11-06 22:25:06,796 INFO L899 garLoopResultBuilder]: For program point L2999-1(line 2999) no Hoare annotation was computed. [2023-11-06 22:25:06,796 INFO L895 garLoopResultBuilder]: At program point L2999(line 2999) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,796 INFO L895 garLoopResultBuilder]: At program point pci_read_config_dword_returnLabel#1(lines 2871 2879) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,796 INFO L895 garLoopResultBuilder]: At program point pci_bus_read_config_word_returnLabel#1(lines 3233 3235) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,796 INFO L895 garLoopResultBuilder]: At program point L2983(line 2983) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,797 INFO L895 garLoopResultBuilder]: At program point l440gx_set_vpp_returnLabel#1(lines 2911 2938) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,797 INFO L895 garLoopResultBuilder]: At program point L3000(line 3000) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,797 INFO L899 garLoopResultBuilder]: For program point L3000-1(line 3000) no Hoare annotation was computed. [2023-11-06 22:25:06,797 INFO L895 garLoopResultBuilder]: At program point simple_map_init_returnLabel#1(lines 3254 3256) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,797 INFO L899 garLoopResultBuilder]: For program point L2984(line 2984) no Hoare annotation was computed. [2023-11-06 22:25:06,797 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 3029 3083) the Hoare annotation is: true [2023-11-06 22:25:06,797 INFO L899 garLoopResultBuilder]: For program point L2951-1(line 2951) no Hoare annotation was computed. [2023-11-06 22:25:06,798 INFO L895 garLoopResultBuilder]: At program point L2951(line 2951) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,798 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:25:06,798 INFO L895 garLoopResultBuilder]: At program point pci_bus_write_config_word_returnLabel#1(lines 3241 3243) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,798 INFO L899 garLoopResultBuilder]: For program point L3067(line 3067) no Hoare annotation was computed. [2023-11-06 22:25:06,798 INFO L895 garLoopResultBuilder]: At program point L2968(line 2968) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,798 INFO L899 garLoopResultBuilder]: For program point L3001(lines 3001 3005) no Hoare annotation was computed. [2023-11-06 22:25:06,799 INFO L899 garLoopResultBuilder]: For program point L2968-1(line 2968) no Hoare annotation was computed. [2023-11-06 22:25:06,799 INFO L899 garLoopResultBuilder]: For program point L3001-2(lines 2950 3015) no Hoare annotation was computed. [2023-11-06 22:25:06,799 INFO L895 garLoopResultBuilder]: At program point L2952(line 2952) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,799 INFO L899 garLoopResultBuilder]: For program point L2985-1(line 2985) no Hoare annotation was computed. [2023-11-06 22:25:06,799 INFO L895 garLoopResultBuilder]: At program point L2985(line 2985) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,799 INFO L899 garLoopResultBuilder]: For program point L2952-1(line 2952) no Hoare annotation was computed. [2023-11-06 22:25:06,799 INFO L902 garLoopResultBuilder]: At program point L3068(line 3068) the Hoare annotation is: true [2023-11-06 22:25:06,800 INFO L895 garLoopResultBuilder]: At program point L3002(line 3002) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,800 INFO L899 garLoopResultBuilder]: For program point L3002-1(line 3002) no Hoare annotation was computed. [2023-11-06 22:25:06,800 INFO L895 garLoopResultBuilder]: At program point _raw_spin_unlock_irqrestore_returnLabel#1(lines 3198 3200) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,800 INFO L899 garLoopResultBuilder]: For program point L3052(line 3052) no Hoare annotation was computed. [2023-11-06 22:25:06,800 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:25:06,800 INFO L899 garLoopResultBuilder]: For program point L2953-1(lines 2950 3015) no Hoare annotation was computed. [2023-11-06 22:25:06,801 INFO L899 garLoopResultBuilder]: For program point L2920(lines 2920 2934) no Hoare annotation was computed. [2023-11-06 22:25:06,801 INFO L895 garLoopResultBuilder]: At program point L2953(line 2953) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,801 INFO L895 garLoopResultBuilder]: At program point main_ldv_final#1(lines 3033 3082) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2023-11-06 22:25:06,801 INFO L899 garLoopResultBuilder]: For program point L2970(line 2970) no Hoare annotation was computed. [2023-11-06 22:25:06,801 INFO L899 garLoopResultBuilder]: For program point L3003-1(line 3003) no Hoare annotation was computed. [2023-11-06 22:25:06,801 INFO L895 garLoopResultBuilder]: At program point L3003(line 3003) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,801 INFO L899 garLoopResultBuilder]: For program point L2970-2(line 2970) no Hoare annotation was computed. [2023-11-06 22:25:06,802 INFO L899 garLoopResultBuilder]: For program point L2970-4(lines 2970 2990) no Hoare annotation was computed. [2023-11-06 22:25:06,802 INFO L899 garLoopResultBuilder]: For program point L2970-6(lines 2970 2990) no Hoare annotation was computed. [2023-11-06 22:25:06,802 INFO L895 garLoopResultBuilder]: At program point _raw_spin_lock_irqsave_returnLabel#1(lines 3195 3197) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,802 INFO L899 garLoopResultBuilder]: For program point L3053(lines 3053 3065) no Hoare annotation was computed. [2023-11-06 22:25:06,802 INFO L895 garLoopResultBuilder]: At program point L3037(lines 3033 3082) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2023-11-06 22:25:06,802 INFO L899 garLoopResultBuilder]: For program point L2955-1(line 2955) no Hoare annotation was computed. [2023-11-06 22:25:06,802 INFO L899 garLoopResultBuilder]: For program point L2922(lines 2922 2926) no Hoare annotation was computed. [2023-11-06 22:25:06,803 INFO L895 garLoopResultBuilder]: At program point L2955(line 2955) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,803 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:25:06,803 INFO L895 garLoopResultBuilder]: At program point pci_bus_write_config_dword_returnLabel#1(lines 3237 3239) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,803 INFO L902 garLoopResultBuilder]: At program point L3187-1(lines 3184 3193) the Hoare annotation is: true [2023-11-06 22:25:06,803 INFO L899 garLoopResultBuilder]: For program point L3187(lines 3187 3190) no Hoare annotation was computed. [2023-11-06 22:25:06,803 INFO L895 garLoopResultBuilder]: At program point L3022(line 3022) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2023-11-06 22:25:06,804 INFO L899 garLoopResultBuilder]: For program point L3055(lines 3055 3058) no Hoare annotation was computed. [2023-11-06 22:25:06,804 INFO L895 garLoopResultBuilder]: At program point L2956(line 2956) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,804 INFO L899 garLoopResultBuilder]: For program point L3022-1(line 3022) no Hoare annotation was computed. [2023-11-06 22:25:06,804 INFO L899 garLoopResultBuilder]: For program point L3055-2(lines 3053 3064) no Hoare annotation was computed. [2023-11-06 22:25:06,804 INFO L899 garLoopResultBuilder]: For program point L2923-1(line 2923) no Hoare annotation was computed. [2023-11-06 22:25:06,804 INFO L899 garLoopResultBuilder]: For program point L2956-1(line 2956) no Hoare annotation was computed. [2023-11-06 22:25:06,804 INFO L895 garLoopResultBuilder]: At program point L2923(line 2923) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,805 INFO L899 garLoopResultBuilder]: For program point L3039(lines 3039 3076) no Hoare annotation was computed. [2023-11-06 22:25:06,805 INFO L895 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: false [2023-11-06 22:25:06,805 INFO L895 garLoopResultBuilder]: At program point pci_read_config_word_returnLabel#1(lines 2862 2870) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,806 INFO L895 garLoopResultBuilder]: At program point L2924(line 2924) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,806 INFO L899 garLoopResultBuilder]: For program point L2924-1(line 2924) no Hoare annotation was computed. [2023-11-06 22:25:06,806 INFO L899 garLoopResultBuilder]: For program point L3205-1(line 3205) no Hoare annotation was computed. [2023-11-06 22:25:06,807 INFO L895 garLoopResultBuilder]: At program point L3205(line 3205) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2023-11-06 22:25:06,807 INFO L899 garLoopResultBuilder]: For program point L3040(line 3040) no Hoare annotation was computed. [2023-11-06 22:25:06,807 INFO L899 garLoopResultBuilder]: For program point L3074(line 3074) no Hoare annotation was computed. [2023-11-06 22:25:06,810 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 22:25:06,813 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:25:06,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:25:06 BoogieIcfgContainer [2023-11-06 22:25:06,835 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:25:06,836 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:25:06,836 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:25:06,836 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:25:06,837 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:25:04" (3/4) ... [2023-11-06 22:25:06,839 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:25:06,844 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2023-11-06 22:25:06,844 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-06 22:25:06,844 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure do_map_probe [2023-11-06 22:25:06,844 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-06 22:25:06,844 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_device [2023-11-06 22:25:06,844 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure inl [2023-11-06 22:25:06,845 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2023-11-06 22:25:06,845 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2023-11-06 22:25:06,845 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-06 22:25:06,845 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 22:25:06,845 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outl [2023-11-06 22:25:06,871 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2023-11-06 22:25:06,872 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-11-06 22:25:06,874 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-06 22:25:06,876 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-06 22:25:06,877 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:25:07,086 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:25:07,088 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:25:07,088 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:25:07,089 INFO L158 Benchmark]: Toolchain (without parser) took 5425.86ms. Allocated memory was 184.5MB in the beginning and 234.9MB in the end (delta: 50.3MB). Free memory was 133.7MB in the beginning and 113.8MB in the end (delta: 19.9MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2023-11-06 22:25:07,089 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 132.1MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:25:07,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1178.51ms. Allocated memory is still 184.5MB. Free memory was 133.2MB in the beginning and 141.8MB in the end (delta: -8.7MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. [2023-11-06 22:25:07,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.67ms. Allocated memory is still 184.5MB. Free memory was 141.8MB in the beginning and 136.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:25:07,090 INFO L158 Benchmark]: Boogie Preprocessor took 117.78ms. Allocated memory is still 184.5MB. Free memory was 136.6MB in the beginning and 133.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:25:07,091 INFO L158 Benchmark]: RCFGBuilder took 1039.32ms. Allocated memory is still 184.5MB. Free memory was 133.4MB in the beginning and 89.4MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-06 22:25:07,091 INFO L158 Benchmark]: TraceAbstraction took 2711.89ms. Allocated memory was 184.5MB in the beginning and 234.9MB in the end (delta: 50.3MB). Free memory was 88.4MB in the beginning and 129.5MB in the end (delta: -41.1MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-11-06 22:25:07,092 INFO L158 Benchmark]: Witness Printer took 252.43ms. Allocated memory is still 234.9MB. Free memory was 129.5MB in the beginning and 113.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:25:07,094 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 132.1MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1178.51ms. Allocated memory is still 184.5MB. Free memory was 133.2MB in the beginning and 141.8MB in the end (delta: -8.7MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.67ms. Allocated memory is still 184.5MB. Free memory was 141.8MB in the beginning and 136.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.78ms. Allocated memory is still 184.5MB. Free memory was 136.6MB in the beginning and 133.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1039.32ms. Allocated memory is still 184.5MB. Free memory was 133.4MB in the beginning and 89.4MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2711.89ms. Allocated memory was 184.5MB in the beginning and 234.9MB in the end (delta: 50.3MB). Free memory was 88.4MB in the beginning and 129.5MB in the end (delta: -41.1MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Witness Printer took 252.43ms. Allocated memory is still 234.9MB. Free memory was 129.5MB in the beginning and 113.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2742]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2742] - GenericResultAtLocation [Line: 2750]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2750] - GenericResultAtLocation [Line: 2757]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [2757] - GenericResultAtLocation [Line: 2765]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [2765] * 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 - PositiveResult [Line: 3089]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 159 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 404 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 385 mSDsluCounter, 1104 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 553 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 208 IncrementalHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 551 mSDtfsCounter, 208 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred in iteration=2, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 13 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 166 PreInvPairs, 223 NumberOfFragments, 416 HoareAnnotationTreeSize, 166 FomulaSimplifications, 8 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 69 FomulaSimplificationsInter, 148 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 126 NumberOfCodeBlocks, 126 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 123 ConstructedInterpolants, 0 QuantifiedInterpolants, 235 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 24/24 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 3221]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 2739]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 3237]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 3229]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 3033]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3033]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3217]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 2724]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 2942]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 3225]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 3195]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 2880]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 2862]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 3198]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 3213]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 2911]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 2846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3017]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) - InvariantResult [Line: 3204]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 3184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3029]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2730]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 2871]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 3241]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ((ldv_module_refcounter == 1) && (ldv_state_variable_0 == 1)) - InvariantResult [Line: 3210]: Loop Invariant Derived loop invariant: (ldv_module_refcounter == 1) RESULT: Ultimate proved your program to be correct! [2023-11-06 22:25:07,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8c5a4e2-cc70-4a8a-a0ee-9f8965b5be1c/bin/uautomizer-verify-WvqO1wxjHP/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: TRUE