./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --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 1d08dc08d1adbb7da804a516a83dc1dfdba0f9e1c9fbdcda9ca265322e9a6493 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 15:20:29,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:20:29,152 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:20:29,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:20:29,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:20:29,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:20:29,187 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:20:29,187 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:20:29,188 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:20:29,188 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:20:29,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:20:29,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:20:29,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:20:29,191 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:20:29,191 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:20:29,191 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:20:29,191 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:20:29,192 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:20:29,192 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:20:29,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:20:29,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:20:29,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:20:29,195 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:20:29,196 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:20:29,196 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:20:29,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:20:29,196 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:20:29,197 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:20:29,197 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:20:29,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:20:29,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:20:29,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:20:29,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:20:29,197 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:20:29,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:20:29,198 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:20:29,198 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:20:29,198 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:20:29,198 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:20:29,198 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:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d08dc08d1adbb7da804a516a83dc1dfdba0f9e1c9fbdcda9ca265322e9a6493 [2024-10-11 15:20:29,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:20:29,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:20:29,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:20:29,463 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:20:29,463 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:20:29,464 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2024-10-11 15:20:30,776 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:20:31,155 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:20:31,157 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2024-10-11 15:20:31,196 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/115e3d7d3/df6b30c7d95e47f598594645a8e2648e/FLAGfe26cf5aa [2024-10-11 15:20:31,344 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/115e3d7d3/df6b30c7d95e47f598594645a8e2648e [2024-10-11 15:20:31,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:20:31,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:20:31,353 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:20:31,353 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:20:31,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:20:31,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:20:31" (1/1) ... [2024-10-11 15:20:31,359 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@670c0420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:31, skipping insertion in model container [2024-10-11 15:20:31,359 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:20:31" (1/1) ... [2024-10-11 15:20:31,429 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:20:31,957 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[149288,149301] [2024-10-11 15:20:32,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:20:32,157 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:20:32,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5007] [2024-10-11 15:20:32,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5014] [2024-10-11 15:20:32,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5052] [2024-10-11 15:20:32,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5060] [2024-10-11 15:20:32,239 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i[149288,149301] [2024-10-11 15:20:32,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:20:32,361 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:20:32,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32 WrapperNode [2024-10-11 15:20:32,362 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:20:32,362 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:20:32,363 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:20:32,363 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:20:32,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,439 INFO L138 Inliner]: procedures = 102, calls = 566, calls flagged for inlining = 28, calls inlined = 25, statements flattened = 2063 [2024-10-11 15:20:32,439 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:20:32,440 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:20:32,440 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:20:32,440 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:20:32,451 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,466 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,535 INFO L175 MemorySlicer]: Split 266 memory accesses to 11 slices as follows [2, 2, 2, 2, 29, 3, 10, 2, 69, 143, 2]. 54 percent of accesses are in the largest equivalence class. The 172 initializations are split as follows [2, 2, 2, 2, 0, 0, 9, 2, 8, 143, 2]. The 32 writes are split as follows [0, 0, 0, 0, 10, 2, 0, 0, 20, 0, 0]. [2024-10-11 15:20:32,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,609 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,624 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:20:32,660 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:20:32,660 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:20:32,660 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:20:32,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (1/1) ... [2024-10-11 15:20:32,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:20:32,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:20:32,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:20:32,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:20:32,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:20:32,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:20:32,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:20:32,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:20:32,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:20:32,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:20:32,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:20:32,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:20:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:20:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:20:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:20:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-11 15:20:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-11 15:20:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-11 15:20:32,770 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-11 15:20:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:20:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:20:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure check_mirror [2024-10-11 15:20:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mirror [2024-10-11 15:20:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-10-11 15:20:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-10-11 15:20:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-11 15:20:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-11 15:20:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-10-11 15:20:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-10-11 15:20:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:20:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:20:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:20:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-11 15:20:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-10-11 15:20:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 15:20:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-11 15:20:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-11 15:20:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-11 15:20:32,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:20:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:20:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:20:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:20:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:20:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:20:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:20:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:20:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:20:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 15:20:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-11 15:20:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2024-10-11 15:20:32,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2024-10-11 15:20:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:20:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-10-11 15:20:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-10-11 15:20:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:20:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:20:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-10-11 15:20:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-10-11 15:20:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-11 15:20:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-11 15:20:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-11 15:20:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-11 15:20:32,777 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-11 15:20:32,777 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-11 15:20:32,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:20:32,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:20:32,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:20:32,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:20:32,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:20:32,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:20:32,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:20:32,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:20:32,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:20:32,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-11 15:20:32,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-11 15:20:32,779 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2024-10-11 15:20:32,779 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2024-10-11 15:20:32,779 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-10-11 15:20:32,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-10-11 15:20:32,779 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2024-10-11 15:20:32,779 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2024-10-11 15:20:32,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:20:32,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:20:33,035 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:20:33,037 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:20:33,076 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:20:34,157 INFO L? ?]: Removed 404 outVars from TransFormulas that were not future-live. [2024-10-11 15:20:34,158 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:20:34,227 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:20:34,227 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 15:20:34,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:20:34 BoogieIcfgContainer [2024-10-11 15:20:34,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:20:34,229 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:20:34,229 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:20:34,238 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:20:34,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:20:31" (1/3) ... [2024-10-11 15:20:34,239 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59eadfd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:20:34, skipping insertion in model container [2024-10-11 15:20:34,239 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:20:32" (2/3) ... [2024-10-11 15:20:34,239 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59eadfd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:20:34, skipping insertion in model container [2024-10-11 15:20:34,239 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:20:34" (3/3) ... [2024-10-11 15:20:34,240 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2024-10-11 15:20:34,251 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:20:34,251 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 15:20:34,303 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:20:34,307 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@568d7db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:20:34,308 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 15:20:34,314 INFO L276 IsEmpty]: Start isEmpty. Operand has 702 states, 537 states have (on average 1.5288640595903167) internal successors, (821), 554 states have internal predecessors, (821), 142 states have call successors, (142), 22 states have call predecessors, (142), 21 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2024-10-11 15:20:34,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-11 15:20:34,322 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:20:34,322 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:20:34,323 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:20:34,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:20:34,329 INFO L85 PathProgramCache]: Analyzing trace with hash -991592460, now seen corresponding path program 1 times [2024-10-11 15:20:34,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:20:34,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095028095] [2024-10-11 15:20:34,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:34,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:20:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:34,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:20:34,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:20:34,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095028095] [2024-10-11 15:20:34,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095028095] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:20:34,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:20:34,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 15:20:34,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392355813] [2024-10-11 15:20:34,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:20:34,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:20:34,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:20:34,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:20:34,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 15:20:34,691 INFO L87 Difference]: Start difference. First operand has 702 states, 537 states have (on average 1.5288640595903167) internal successors, (821), 554 states have internal predecessors, (821), 142 states have call successors, (142), 22 states have call predecessors, (142), 21 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 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) [2024-10-11 15:20:34,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:20:34,845 INFO L93 Difference]: Finished difference Result 1462 states and 2300 transitions. [2024-10-11 15:20:34,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:20:34,847 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 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 12 [2024-10-11 15:20:34,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:20:34,862 INFO L225 Difference]: With dead ends: 1462 [2024-10-11 15:20:34,863 INFO L226 Difference]: Without dead ends: 749 [2024-10-11 15:20:34,868 INFO L431 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 [2024-10-11 15:20:34,870 INFO L432 NwaCegarLoop]: 1060 mSDtfsCounter, 1040 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1040 SdHoareTripleChecker+Valid, 1164 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 15:20:34,870 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1040 Valid, 1164 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 15:20:34,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2024-10-11 15:20:34,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 749. [2024-10-11 15:20:34,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 579 states have (on average 1.5025906735751295) internal successors, (870), 590 states have internal predecessors, (870), 142 states have call successors, (142), 28 states have call predecessors, (142), 27 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) [2024-10-11 15:20:34,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1149 transitions. [2024-10-11 15:20:34,940 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1149 transitions. Word has length 12 [2024-10-11 15:20:34,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:20:34,940 INFO L471 AbstractCegarLoop]: Abstraction has 749 states and 1149 transitions. [2024-10-11 15:20:34,941 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 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) [2024-10-11 15:20:34,941 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1149 transitions. [2024-10-11 15:20:34,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-10-11 15:20:34,942 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:20:34,942 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:20:34,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:20:34,943 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:20:34,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:20:34,943 INFO L85 PathProgramCache]: Analyzing trace with hash 670048902, now seen corresponding path program 1 times [2024-10-11 15:20:34,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:20:34,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199445542] [2024-10-11 15:20:34,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:34,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:20:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:35,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:20:35,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:20:35,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199445542] [2024-10-11 15:20:35,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199445542] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:20:35,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:20:35,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 15:20:35,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696407805] [2024-10-11 15:20:35,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:20:35,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:20:35,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:20:35,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:20:35,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 15:20:35,046 INFO L87 Difference]: Start difference. First operand 749 states and 1149 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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) [2024-10-11 15:20:35,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:20:35,159 INFO L93 Difference]: Finished difference Result 1497 states and 2297 transitions. [2024-10-11 15:20:35,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:20:35,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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 24 [2024-10-11 15:20:35,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:20:35,166 INFO L225 Difference]: With dead ends: 1497 [2024-10-11 15:20:35,166 INFO L226 Difference]: Without dead ends: 749 [2024-10-11 15:20:35,167 INFO L431 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 [2024-10-11 15:20:35,170 INFO L432 NwaCegarLoop]: 1037 mSDtfsCounter, 1070 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 1037 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 15:20:35,170 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1070 Valid, 1037 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 15:20:35,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2024-10-11 15:20:35,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 749. [2024-10-11 15:20:35,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 579 states have (on average 1.4991364421416236) internal successors, (868), 590 states have internal predecessors, (868), 142 states have call successors, (142), 28 states have call predecessors, (142), 27 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) [2024-10-11 15:20:35,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1147 transitions. [2024-10-11 15:20:35,218 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1147 transitions. Word has length 24 [2024-10-11 15:20:35,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:20:35,218 INFO L471 AbstractCegarLoop]: Abstraction has 749 states and 1147 transitions. [2024-10-11 15:20:35,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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) [2024-10-11 15:20:35,220 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1147 transitions. [2024-10-11 15:20:35,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-10-11 15:20:35,221 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:20:35,222 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:20:35,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:20:35,222 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:20:35,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:20:35,222 INFO L85 PathProgramCache]: Analyzing trace with hash -351019452, now seen corresponding path program 1 times [2024-10-11 15:20:35,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:20:35,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547440137] [2024-10-11 15:20:35,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:35,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:20:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:35,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:20:35,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:20:35,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547440137] [2024-10-11 15:20:35,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547440137] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:20:35,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:20:35,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 15:20:35,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981860497] [2024-10-11 15:20:35,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:20:35,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:20:35,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:20:35,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:20:35,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 15:20:35,312 INFO L87 Difference]: Start difference. First operand 749 states and 1147 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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) [2024-10-11 15:20:35,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:20:35,384 INFO L93 Difference]: Finished difference Result 1497 states and 2293 transitions. [2024-10-11 15:20:35,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:20:35,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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 24 [2024-10-11 15:20:35,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:20:35,388 INFO L225 Difference]: With dead ends: 1497 [2024-10-11 15:20:35,388 INFO L226 Difference]: Without dead ends: 749 [2024-10-11 15:20:35,389 INFO L431 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 [2024-10-11 15:20:35,390 INFO L432 NwaCegarLoop]: 1037 mSDtfsCounter, 1063 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1063 SdHoareTripleChecker+Valid, 1037 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:20:35,390 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1063 Valid, 1037 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 15:20:35,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2024-10-11 15:20:35,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 749. [2024-10-11 15:20:35,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 579 states have (on average 1.4974093264248705) internal successors, (867), 590 states have internal predecessors, (867), 142 states have call successors, (142), 28 states have call predecessors, (142), 27 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) [2024-10-11 15:20:35,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1146 transitions. [2024-10-11 15:20:35,417 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1146 transitions. Word has length 24 [2024-10-11 15:20:35,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:20:35,417 INFO L471 AbstractCegarLoop]: Abstraction has 749 states and 1146 transitions. [2024-10-11 15:20:35,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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) [2024-10-11 15:20:35,417 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1146 transitions. [2024-10-11 15:20:35,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-10-11 15:20:35,418 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:20:35,418 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:20:35,419 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 15:20:35,419 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:20:35,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:20:35,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1637663852, now seen corresponding path program 1 times [2024-10-11 15:20:35,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:20:35,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133348575] [2024-10-11 15:20:35,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:35,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:20:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:35,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:20:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:35,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:20:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:35,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:20:35,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:20:35,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133348575] [2024-10-11 15:20:35,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133348575] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:20:35,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:20:35,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:20:35,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070934617] [2024-10-11 15:20:35,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:20:35,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:20:35,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:20:35,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:20:35,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:20:35,502 INFO L87 Difference]: Start difference. First operand 749 states and 1146 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 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) [2024-10-11 15:20:36,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:20:36,672 INFO L93 Difference]: Finished difference Result 796 states and 1219 transitions. [2024-10-11 15:20:36,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:20:36,675 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 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 37 [2024-10-11 15:20:36,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:20:36,685 INFO L225 Difference]: With dead ends: 796 [2024-10-11 15:20:36,685 INFO L226 Difference]: Without dead ends: 783 [2024-10-11 15:20:36,685 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:20:36,686 INFO L432 NwaCegarLoop]: 1026 mSDtfsCounter, 1034 mSDsluCounter, 758 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 1784 SdHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-11 15:20:36,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1154 Valid, 1784 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-11 15:20:36,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2024-10-11 15:20:36,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 749. [2024-10-11 15:20:36,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 579 states have (on average 1.4956822107081174) internal successors, (866), 590 states have internal predecessors, (866), 142 states have call successors, (142), 28 states have call predecessors, (142), 27 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) [2024-10-11 15:20:36,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1145 transitions. [2024-10-11 15:20:36,745 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1145 transitions. Word has length 37 [2024-10-11 15:20:36,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:20:36,745 INFO L471 AbstractCegarLoop]: Abstraction has 749 states and 1145 transitions. [2024-10-11 15:20:36,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 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) [2024-10-11 15:20:36,746 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1145 transitions. [2024-10-11 15:20:36,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-10-11 15:20:36,750 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:20:36,750 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:20:36,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 15:20:36,751 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:20:36,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:20:36,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1694922154, now seen corresponding path program 1 times [2024-10-11 15:20:36,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:20:36,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250237532] [2024-10-11 15:20:36,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:36,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:20:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:36,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:20:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:36,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:20:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:36,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:20:36,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:20:36,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250237532] [2024-10-11 15:20:36,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250237532] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:20:36,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:20:36,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:20:36,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146341095] [2024-10-11 15:20:36,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:20:36,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:20:36,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:20:36,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:20:36,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:20:36,942 INFO L87 Difference]: Start difference. First operand 749 states and 1145 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-11 15:20:38,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:20:38,047 INFO L93 Difference]: Finished difference Result 1520 states and 2333 transitions. [2024-10-11 15:20:38,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 15:20:38,048 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2024-10-11 15:20:38,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:20:38,052 INFO L225 Difference]: With dead ends: 1520 [2024-10-11 15:20:38,052 INFO L226 Difference]: Without dead ends: 772 [2024-10-11 15:20:38,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:20:38,054 INFO L432 NwaCegarLoop]: 1024 mSDtfsCounter, 62 mSDsluCounter, 1648 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 2672 SdHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:20:38,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 2672 Invalid, 561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-11 15:20:38,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 772 states. [2024-10-11 15:20:38,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 772 to 751. [2024-10-11 15:20:38,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 751 states, 581 states have (on average 1.4939759036144578) internal successors, (868), 592 states have internal predecessors, (868), 142 states have call successors, (142), 28 states have call predecessors, (142), 27 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) [2024-10-11 15:20:38,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 1147 transitions. [2024-10-11 15:20:38,078 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 1147 transitions. Word has length 37 [2024-10-11 15:20:38,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:20:38,078 INFO L471 AbstractCegarLoop]: Abstraction has 751 states and 1147 transitions. [2024-10-11 15:20:38,078 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-11 15:20:38,079 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1147 transitions. [2024-10-11 15:20:38,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-10-11 15:20:38,079 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:20:38,079 INFO L215 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, 1, 1] [2024-10-11 15:20:38,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 15:20:38,080 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:20:38,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:20:38,080 INFO L85 PathProgramCache]: Analyzing trace with hash 399717797, now seen corresponding path program 1 times [2024-10-11 15:20:38,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:20:38,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646212304] [2024-10-11 15:20:38,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:38,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:20:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:38,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:20:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:38,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:20:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:38,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:20:38,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:20:38,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646212304] [2024-10-11 15:20:38,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646212304] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:20:38,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [122700917] [2024-10-11 15:20:38,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:38,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:20:38,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:20:38,198 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:20:38,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 15:20:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:38,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 15:20:38,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:20:38,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-11 15:20:38,527 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:20:38,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [122700917] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:20:38,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:20:38,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-11 15:20:38,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010893477] [2024-10-11 15:20:38,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:20:38,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:20:38,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:20:38,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:20:38,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:20:38,529 INFO L87 Difference]: Start difference. First operand 751 states and 1147 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-11 15:20:38,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:20:38,641 INFO L93 Difference]: Finished difference Result 1505 states and 2299 transitions. [2024-10-11 15:20:38,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 15:20:38,642 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 39 [2024-10-11 15:20:38,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:20:38,645 INFO L225 Difference]: With dead ends: 1505 [2024-10-11 15:20:38,645 INFO L226 Difference]: Without dead ends: 751 [2024-10-11 15:20:38,647 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:20:38,647 INFO L432 NwaCegarLoop]: 1035 mSDtfsCounter, 2 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3097 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 15:20:38,647 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3097 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 15:20:38,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2024-10-11 15:20:38,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 751. [2024-10-11 15:20:38,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 751 states, 581 states have (on average 1.4922547332185887) internal successors, (867), 592 states have internal predecessors, (867), 142 states have call successors, (142), 28 states have call predecessors, (142), 27 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) [2024-10-11 15:20:38,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 1146 transitions. [2024-10-11 15:20:38,671 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 1146 transitions. Word has length 39 [2024-10-11 15:20:38,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:20:38,671 INFO L471 AbstractCegarLoop]: Abstraction has 751 states and 1146 transitions. [2024-10-11 15:20:38,671 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-11 15:20:38,671 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1146 transitions. [2024-10-11 15:20:38,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-10-11 15:20:38,672 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:20:38,672 INFO L215 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, 1, 1, 1, 1] [2024-10-11 15:20:38,688 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 15:20:38,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:20:38,874 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:20:38,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:20:38,874 INFO L85 PathProgramCache]: Analyzing trace with hash 327448386, now seen corresponding path program 1 times [2024-10-11 15:20:38,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:20:38,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724190465] [2024-10-11 15:20:38,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:38,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:20:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:38,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:20:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:38,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:20:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:38,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:20:38,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:20:38,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724190465] [2024-10-11 15:20:38,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724190465] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:20:38,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [173250067] [2024-10-11 15:20:38,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:38,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:20:38,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:20:38,991 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:20:38,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 15:20:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:39,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 15:20:39,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:20:39,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-11 15:20:39,334 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:20:39,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [173250067] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:20:39,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:20:39,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-10-11 15:20:39,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021325389] [2024-10-11 15:20:39,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:20:39,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:20:39,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:20:39,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:20:39,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:20:39,336 INFO L87 Difference]: Start difference. First operand 751 states and 1146 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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) [2024-10-11 15:20:39,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:20:39,400 INFO L93 Difference]: Finished difference Result 753 states and 1147 transitions. [2024-10-11 15:20:39,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:20:39,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 41 [2024-10-11 15:20:39,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:20:39,403 INFO L225 Difference]: With dead ends: 753 [2024-10-11 15:20:39,403 INFO L226 Difference]: Without dead ends: 750 [2024-10-11 15:20:39,404 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:20:39,404 INFO L432 NwaCegarLoop]: 1034 mSDtfsCounter, 1037 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 1034 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:20:39,404 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1037 Valid, 1034 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 15:20:39,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2024-10-11 15:20:39,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 750. [2024-10-11 15:20:39,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 581 states have (on average 1.4905335628227194) internal successors, (866), 591 states have internal predecessors, (866), 141 states have call successors, (141), 28 states have call predecessors, (141), 27 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) [2024-10-11 15:20:39,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1144 transitions. [2024-10-11 15:20:39,428 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1144 transitions. Word has length 41 [2024-10-11 15:20:39,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:20:39,428 INFO L471 AbstractCegarLoop]: Abstraction has 750 states and 1144 transitions. [2024-10-11 15:20:39,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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) [2024-10-11 15:20:39,428 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1144 transitions. [2024-10-11 15:20:39,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-10-11 15:20:39,429 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:20:39,429 INFO L215 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, 1, 1, 1, 1, 1] [2024-10-11 15:20:39,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-11 15:20:39,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:20:39,630 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:20:39,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:20:39,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1560685283, now seen corresponding path program 1 times [2024-10-11 15:20:39,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:20:39,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544819668] [2024-10-11 15:20:39,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:39,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:20:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:39,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:20:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:39,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:20:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:20:39,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:20:39,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544819668] [2024-10-11 15:20:39,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544819668] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:20:39,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1631471416] [2024-10-11 15:20:39,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:39,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:20:39,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:20:39,763 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:20:39,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 15:20:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:40,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 893 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-11 15:20:40,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:20:40,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-11 15:20:40,209 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:20:40,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1631471416] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:20:40,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:20:40,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2024-10-11 15:20:40,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502603801] [2024-10-11 15:20:40,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:20:40,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:20:40,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:20:40,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:20:40,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:20:40,211 INFO L87 Difference]: Start difference. First operand 750 states and 1144 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2024-10-11 15:20:40,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:20:40,280 INFO L93 Difference]: Finished difference Result 752 states and 1145 transitions. [2024-10-11 15:20:40,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:20:40,280 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 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 42 [2024-10-11 15:20:40,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:20:40,283 INFO L225 Difference]: With dead ends: 752 [2024-10-11 15:20:40,283 INFO L226 Difference]: Without dead ends: 749 [2024-10-11 15:20:40,283 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:20:40,284 INFO L432 NwaCegarLoop]: 1031 mSDtfsCounter, 1035 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1035 SdHoareTripleChecker+Valid, 1031 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:20:40,284 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1035 Valid, 1031 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 15:20:40,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2024-10-11 15:20:40,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 749. [2024-10-11 15:20:40,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 581 states have (on average 1.4888123924268502) internal successors, (865), 590 states have internal predecessors, (865), 140 states have call successors, (140), 28 states have call predecessors, (140), 27 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) [2024-10-11 15:20:40,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1142 transitions. [2024-10-11 15:20:40,308 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1142 transitions. Word has length 42 [2024-10-11 15:20:40,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:20:40,309 INFO L471 AbstractCegarLoop]: Abstraction has 749 states and 1142 transitions. [2024-10-11 15:20:40,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2024-10-11 15:20:40,309 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1142 transitions. [2024-10-11 15:20:40,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-10-11 15:20:40,309 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:20:40,310 INFO L215 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, 1, 1, 1, 1, 1, 1] [2024-10-11 15:20:40,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-11 15:20:40,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:20:40,511 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:20:40,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:20:40,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1136328293, now seen corresponding path program 1 times [2024-10-11 15:20:40,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:20:40,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639938054] [2024-10-11 15:20:40,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:40,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:20:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:40,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:20:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:40,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:20:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-11 15:20:40,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:20:40,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639938054] [2024-10-11 15:20:40,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639938054] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:20:40,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:20:40,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:20:40,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376422024] [2024-10-11 15:20:40,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:20:40,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:20:40,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:20:40,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:20:40,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:20:40,580 INFO L87 Difference]: Start difference. First operand 749 states and 1142 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-11 15:20:41,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:20:41,037 INFO L93 Difference]: Finished difference Result 772 states and 1184 transitions. [2024-10-11 15:20:41,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 15:20:41,038 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 43 [2024-10-11 15:20:41,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:20:41,041 INFO L225 Difference]: With dead ends: 772 [2024-10-11 15:20:41,041 INFO L226 Difference]: Without dead ends: 769 [2024-10-11 15:20:41,042 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:20:41,042 INFO L432 NwaCegarLoop]: 1014 mSDtfsCounter, 1000 mSDsluCounter, 734 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1114 SdHoareTripleChecker+Valid, 1748 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 15:20:41,042 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1114 Valid, 1748 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 15:20:41,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2024-10-11 15:20:41,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 748. [2024-10-11 15:20:41,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 748 states, 581 states have (on average 1.487091222030981) internal successors, (864), 589 states have internal predecessors, (864), 139 states have call successors, (139), 28 states have call predecessors, (139), 27 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) [2024-10-11 15:20:41,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 748 states and 1140 transitions. [2024-10-11 15:20:41,072 INFO L78 Accepts]: Start accepts. Automaton has 748 states and 1140 transitions. Word has length 43 [2024-10-11 15:20:41,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:20:41,072 INFO L471 AbstractCegarLoop]: Abstraction has 748 states and 1140 transitions. [2024-10-11 15:20:41,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-11 15:20:41,072 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1140 transitions. [2024-10-11 15:20:41,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-10-11 15:20:41,073 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:20:41,073 INFO L215 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:20:41,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 15:20:41,073 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:20:41,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:20:41,074 INFO L85 PathProgramCache]: Analyzing trace with hash 866168358, now seen corresponding path program 1 times [2024-10-11 15:20:41,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:20:41,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844256316] [2024-10-11 15:20:41,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:41,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:20:41,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:41,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:20:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:41,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:20:41,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:41,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-11 15:20:41,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:20:41,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844256316] [2024-10-11 15:20:41,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844256316] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:20:41,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:20:41,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:20:41,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405799425] [2024-10-11 15:20:41,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:20:41,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:20:41,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:20:41,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:20:41,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:20:41,139 INFO L87 Difference]: Start difference. First operand 748 states and 1140 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-11 15:20:41,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:20:41,544 INFO L93 Difference]: Finished difference Result 771 states and 1182 transitions. [2024-10-11 15:20:41,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 15:20:41,545 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2024-10-11 15:20:41,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:20:41,548 INFO L225 Difference]: With dead ends: 771 [2024-10-11 15:20:41,548 INFO L226 Difference]: Without dead ends: 768 [2024-10-11 15:20:41,548 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:20:41,549 INFO L432 NwaCegarLoop]: 1015 mSDtfsCounter, 995 mSDsluCounter, 733 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1110 SdHoareTripleChecker+Valid, 1748 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 15:20:41,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1110 Valid, 1748 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 15:20:41,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2024-10-11 15:20:41,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 747. [2024-10-11 15:20:41,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 747 states, 581 states have (on average 1.4853700516351118) internal successors, (863), 588 states have internal predecessors, (863), 138 states have call successors, (138), 28 states have call predecessors, (138), 27 states have return successors, (137), 137 states have call predecessors, (137), 137 states have call successors, (137) [2024-10-11 15:20:41,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 1138 transitions. [2024-10-11 15:20:41,580 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 1138 transitions. Word has length 44 [2024-10-11 15:20:41,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:20:41,581 INFO L471 AbstractCegarLoop]: Abstraction has 747 states and 1138 transitions. [2024-10-11 15:20:41,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-11 15:20:41,581 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1138 transitions. [2024-10-11 15:20:41,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-10-11 15:20:41,581 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:20:41,581 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:20:41,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 15:20:41,581 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:20:41,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:20:41,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1081149832, now seen corresponding path program 1 times [2024-10-11 15:20:41,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:20:41,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139012830] [2024-10-11 15:20:41,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:20:41,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:20:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:41,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:20:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:41,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:20:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:20:41,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-11 15:20:41,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:20:41,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139012830] [2024-10-11 15:20:41,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139012830] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:20:41,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:20:41,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:20:41,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508423861] [2024-10-11 15:20:41,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:20:41,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:20:41,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:20:41,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:20:41,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:20:41,682 INFO L87 Difference]: Start difference. First operand 747 states and 1138 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-11 15:20:42,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:20:42,205 INFO L93 Difference]: Finished difference Result 768 states and 1179 transitions. [2024-10-11 15:20:42,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 15:20:42,205 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45 [2024-10-11 15:20:42,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:20:42,206 INFO L225 Difference]: With dead ends: 768 [2024-10-11 15:20:42,206 INFO L226 Difference]: Without dead ends: 0 [2024-10-11 15:20:42,208 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:20:42,208 INFO L432 NwaCegarLoop]: 1007 mSDtfsCounter, 992 mSDsluCounter, 729 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 1736 SdHoareTripleChecker+Invalid, 383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 15:20:42,209 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1111 Valid, 1736 Invalid, 383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 15:20:42,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-11 15:20:42,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-11 15:20:42,209 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) [2024-10-11 15:20:42,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-11 15:20:42,210 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 45 [2024-10-11 15:20:42,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:20:42,210 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-11 15:20:42,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-11 15:20:42,210 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-11 15:20:42,210 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-11 15:20:42,212 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-11 15:20:42,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 15:20:42,214 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:20:42,216 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-11 15:20:46,764 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 15:20:46,785 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,786 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,786 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,786 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,787 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,788 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,788 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,788 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,788 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,788 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,788 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,788 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,789 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,789 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,789 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,789 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,794 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,795 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,795 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,795 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,795 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,798 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,798 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,798 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,798 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,799 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,799 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,802 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,808 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,811 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,811 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,811 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,812 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,812 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,812 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,812 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,814 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,820 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,820 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,820 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,821 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,821 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,821 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,821 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,824 WARN L155 FloydHoareUtils]: Requires clause for check_mirror contained old-variable. Original clause: (and (= ~com90xx_skip_probe~0 0) (= |old(#length)| |#length|) (= ~ldv_state_variable_0~0 1) (= ~INTERF_STATE~0 0) (= ~irq~0 0) (= ~usb_urb~0.base 0) (= ~usb_urb~0.offset 0) (= ~usb_dev~0.base 0) (= ~usb_dev~0.offset 0) (= ~dev_counter~0 0) (= ~ldv_retval_0~0 0) (= |old(#valid)| |#valid|) (= ~SERIAL_STATE~0 0)) Eliminated clause: (and (= ~com90xx_skip_probe~0 0) (= ~ldv_state_variable_0~0 1) (= ~INTERF_STATE~0 0) (= ~irq~0 0) (= ~usb_urb~0.base 0) (= ~usb_urb~0.offset 0) (= ~usb_dev~0.base 0) (= ~usb_dev~0.offset 0) (= ~dev_counter~0 0) (= ~ldv_retval_0~0 0) (= ~SERIAL_STATE~0 0)) [2024-10-11 15:20:46,837 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,837 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,837 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,837 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,838 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,838 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,838 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,838 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,840 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,840 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,842 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,842 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,842 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,846 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,846 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,846 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,848 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,848 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,848 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,848 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,849 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,849 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,849 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,849 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,855 WARN L155 FloydHoareUtils]: Requires clause for kfree contained old-variable. Original clause: (and (= ~com90xx_skip_probe~0 0) (= ~ldv_state_variable_0~0 1) (= ~INTERF_STATE~0 0) (= ~irq~0 0) (= ~usb_urb~0.base 0) (= ~usb_urb~0.offset 0) (= ~usb_dev~0.base 0) (= ~usb_dev~0.offset 0) (= ~dev_counter~0 0) (= ~ldv_retval_0~0 0) (= |old(#valid)| |#valid|) (= ~SERIAL_STATE~0 0)) Eliminated clause: (and (= ~com90xx_skip_probe~0 0) (= ~ldv_state_variable_0~0 1) (= ~INTERF_STATE~0 0) (= ~irq~0 0) (= ~usb_urb~0.base 0) (= ~usb_urb~0.offset 0) (= ~usb_dev~0.base 0) (= ~usb_dev~0.offset 0) (= ~dev_counter~0 0) (= ~ldv_retval_0~0 0) (= ~SERIAL_STATE~0 0)) [2024-10-11 15:20:46,856 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,858 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,858 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,858 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,858 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,858 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,858 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,862 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,864 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,864 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,864 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,864 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,865 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,865 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,865 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,865 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,871 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,874 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,874 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,874 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,875 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,875 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,875 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,875 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,877 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,878 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,878 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,878 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,879 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,879 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,879 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,880 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,882 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,882 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,882 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,882 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,883 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,883 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,883 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,883 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,885 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,885 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,885 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,885 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,885 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,886 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,886 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,886 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,887 WARN L155 FloydHoareUtils]: Requires clause for ioremap contained old-variable. Original clause: (and (= ~com90xx_skip_probe~0 0) (= |old(#length)| |#length|) (= ~ldv_state_variable_0~0 1) (= ~INTERF_STATE~0 0) (= ~irq~0 0) (= ~usb_urb~0.base 0) (= ~usb_urb~0.offset 0) (= ~usb_dev~0.base 0) (= ~usb_dev~0.offset 0) (= ~dev_counter~0 0) (= ~ldv_retval_0~0 0) (= |old(#valid)| |#valid|) (= ~SERIAL_STATE~0 0)) Eliminated clause: (and (= ~com90xx_skip_probe~0 0) (= ~ldv_state_variable_0~0 1) (= ~INTERF_STATE~0 0) (= ~irq~0 0) (= ~usb_urb~0.base 0) (= ~usb_urb~0.offset 0) (= ~usb_dev~0.base 0) (= ~usb_dev~0.offset 0) (= ~dev_counter~0 0) (= ~ldv_retval_0~0 0) (= ~SERIAL_STATE~0 0)) [2024-10-11 15:20:46,889 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,891 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,891 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,891 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,892 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,892 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,892 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,892 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,894 WARN L155 FloydHoareUtils]: Requires clause for __request_region contained old-variable. Original clause: (and (= ~com90xx_skip_probe~0 0) (= |old(#length)| |#length|) (= ~ldv_state_variable_0~0 1) (= ~INTERF_STATE~0 0) (= ~irq~0 0) (= ~usb_urb~0.base 0) (= ~usb_urb~0.offset 0) (= ~usb_dev~0.base 0) (= ~usb_dev~0.offset 0) (= ~dev_counter~0 0) (= ~ldv_retval_0~0 0) (= |old(#valid)| |#valid|) (= ~SERIAL_STATE~0 0)) Eliminated clause: (and (= ~com90xx_skip_probe~0 0) (= ~ldv_state_variable_0~0 1) (= ~INTERF_STATE~0 0) (= ~irq~0 0) (= ~usb_urb~0.base 0) (= ~usb_urb~0.offset 0) (= ~usb_dev~0.base 0) (= ~usb_dev~0.offset 0) (= ~dev_counter~0 0) (= ~ldv_retval_0~0 0) (= ~SERIAL_STATE~0 0)) [2024-10-11 15:20:46,895 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,896 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,896 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,896 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,898 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,899 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,899 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,899 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,900 WARN L155 FloydHoareUtils]: Requires clause for ldv_malloc contained old-variable. Original clause: (and (= ~com90xx_skip_probe~0 0) (= |old(#length)| |#length|) (= ~ldv_state_variable_0~0 1) (= ~irq~0 0) (= ~ldv_retval_0~0 0) (= |old(#valid)| |#valid|)) Eliminated clause: (and (= ~com90xx_skip_probe~0 0) (= ~ldv_state_variable_0~0 1) (= ~irq~0 0) (= ~ldv_retval_0~0 0)) [2024-10-11 15:20:46,906 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,907 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,910 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,910 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,910 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,910 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,911 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,911 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,916 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,916 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,916 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,916 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,916 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,917 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,917 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,917 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,918 WARN L155 FloydHoareUtils]: Requires clause for kzalloc contained old-variable. Original clause: (and (= ~com90xx_skip_probe~0 0) (= |old(#length)| |#length|) (= ~ldv_state_variable_0~0 1) (= ~INTERF_STATE~0 0) (= ~irq~0 0) (= ~usb_urb~0.base 0) (= ~usb_urb~0.offset 0) (= ~usb_dev~0.base 0) (= ~usb_dev~0.offset 0) (= ~dev_counter~0 0) (= ~ldv_retval_0~0 0) (= |old(#valid)| |#valid|) (= ~SERIAL_STATE~0 0)) Eliminated clause: (and (= ~com90xx_skip_probe~0 0) (= ~ldv_state_variable_0~0 1) (= ~INTERF_STATE~0 0) (= ~irq~0 0) (= ~usb_urb~0.base 0) (= ~usb_urb~0.offset 0) (= ~usb_dev~0.base 0) (= ~usb_dev~0.offset 0) (= ~dev_counter~0 0) (= ~ldv_retval_0~0 0) (= ~SERIAL_STATE~0 0)) [2024-10-11 15:20:46,920 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,920 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,920 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,920 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,921 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,921 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,921 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,921 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,925 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,925 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,925 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,925 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,925 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,925 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,925 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,926 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,927 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,928 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,928 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,928 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,928 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,928 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,928 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,928 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,930 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,930 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,930 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,930 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,931 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base [2024-10-11 15:20:46,931 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset [2024-10-11 15:20:46,932 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base [2024-10-11 15:20:46,932 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset [2024-10-11 15:20:46,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 03:20:46 BoogieIcfgContainer [2024-10-11 15:20:46,932 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 15:20:46,933 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 15:20:46,933 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 15:20:46,933 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 15:20:46,933 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:20:34" (3/4) ... [2024-10-11 15:20:46,935 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 15:20:46,938 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_priv [2024-10-11 15:20:46,938 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2024-10-11 15:20:46,938 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure check_mirror [2024-10-11 15:20:46,938 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2024-10-11 15:20:46,938 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2024-10-11 15:20:46,938 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2024-10-11 15:20:46,938 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2024-10-11 15:20:46,938 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-10-11 15:20:46,938 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-10-11 15:20:46,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure writeb [2024-10-11 15:20:46,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2024-10-11 15:20:46,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ioremap [2024-10-11 15:20:46,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __request_region [2024-10-11 15:20:46,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-10-11 15:20:46,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-10-11 15:20:46,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2024-10-11 15:20:46,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_suitable_irq_1 [2024-10-11 15:20:46,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2024-10-11 15:20:46,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-10-11 15:20:46,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure readb [2024-10-11 15:20:46,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2024-10-11 15:20:46,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure free_netdev [2024-10-11 15:20:46,965 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 217 nodes and edges [2024-10-11 15:20:46,968 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 93 nodes and edges [2024-10-11 15:20:46,970 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2024-10-11 15:20:46,971 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-10-11 15:20:46,973 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-10-11 15:20:46,975 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-11 15:20:46,976 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-11 15:20:46,978 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 15:20:47,159 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 15:20:47,160 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 15:20:47,160 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 15:20:47,161 INFO L158 Benchmark]: Toolchain (without parser) took 15810.08ms. Allocated memory was 182.5MB in the beginning and 629.1MB in the end (delta: 446.7MB). Free memory was 120.7MB in the beginning and 210.3MB in the end (delta: -89.6MB). Peak memory consumption was 358.5MB. Max. memory is 16.1GB. [2024-10-11 15:20:47,161 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 119.5MB. Free memory was 92.1MB in the beginning and 92.1MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 15:20:47,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1008.98ms. Allocated memory is still 182.5MB. Free memory was 120.2MB in the beginning and 126.1MB in the end (delta: -5.9MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2024-10-11 15:20:47,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.91ms. Allocated memory is still 182.5MB. Free memory was 126.1MB in the beginning and 114.8MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-11 15:20:47,162 INFO L158 Benchmark]: Boogie Preprocessor took 219.14ms. Allocated memory is still 182.5MB. Free memory was 114.8MB in the beginning and 115.8MB in the end (delta: -999.8kB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2024-10-11 15:20:47,163 INFO L158 Benchmark]: RCFGBuilder took 1568.35ms. Allocated memory was 182.5MB in the beginning and 306.2MB in the end (delta: 123.7MB). Free memory was 115.8MB in the beginning and 161.9MB in the end (delta: -46.1MB). Peak memory consumption was 101.3MB. Max. memory is 16.1GB. [2024-10-11 15:20:47,164 INFO L158 Benchmark]: TraceAbstraction took 12703.19ms. Allocated memory was 306.2MB in the beginning and 629.1MB in the end (delta: 323.0MB). Free memory was 161.9MB in the beginning and 243.8MB in the end (delta: -81.9MB). Peak memory consumption was 242.3MB. Max. memory is 16.1GB. [2024-10-11 15:20:47,164 INFO L158 Benchmark]: Witness Printer took 227.79ms. Allocated memory is still 629.1MB. Free memory was 243.8MB in the beginning and 210.3MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-10-11 15:20:47,165 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 119.5MB. Free memory was 92.1MB in the beginning and 92.1MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1008.98ms. Allocated memory is still 182.5MB. Free memory was 120.2MB in the beginning and 126.1MB in the end (delta: -5.9MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.91ms. Allocated memory is still 182.5MB. Free memory was 126.1MB in the beginning and 114.8MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 219.14ms. Allocated memory is still 182.5MB. Free memory was 114.8MB in the beginning and 115.8MB in the end (delta: -999.8kB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1568.35ms. Allocated memory was 182.5MB in the beginning and 306.2MB in the end (delta: 123.7MB). Free memory was 115.8MB in the beginning and 161.9MB in the end (delta: -46.1MB). Peak memory consumption was 101.3MB. Max. memory is 16.1GB. * TraceAbstraction took 12703.19ms. Allocated memory was 306.2MB in the beginning and 629.1MB in the end (delta: 323.0MB). Free memory was 161.9MB in the beginning and 243.8MB in the end (delta: -81.9MB). Peak memory consumption was 242.3MB. Max. memory is 16.1GB. * Witness Printer took 227.79ms. Allocated memory is still 629.1MB. Free memory was 243.8MB in the beginning and 210.3MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 5007]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5007] - GenericResultAtLocation [Line: 5014]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5014] - GenericResultAtLocation [Line: 5052]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5052] - GenericResultAtLocation [Line: 5060]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5060] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_urb~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~usb_dev~0!offset * 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: 5172]: 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 23 procedures, 703 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.9s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9801 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9330 mSDsluCounter, 18088 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6768 mSDsCounter, 764 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1722 IncrementalHoareTripleChecker+Invalid, 2486 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 764 mSolverCounterUnsat, 11320 mSDtfsCounter, 1722 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 189 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=751occurred in iteration=5, InterpolantAutomatonStates: 40, 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, 11 MinimizatonAttempts, 97 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 510 NumberOfCodeBlocks, 510 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 496 ConstructedInterpolants, 0 QuantifiedInterpolants, 1620 SizeOfPredicates, 2 NumberOfNonLiveVariables, 2672 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 12/18 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: 5294]: Location Invariant Derived location invariant: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - InvariantResult [Line: 5977]: Location Invariant Derived location invariant: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - InvariantResult [Line: 5298]: Loop Invariant Derived loop invariant: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - InvariantResult [Line: 5966]: Location Invariant Derived location invariant: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - InvariantResult [Line: 5294]: Location Invariant Derived location invariant: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - InvariantResult [Line: 5294]: Location Invariant Derived location invariant: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - InvariantResult [Line: 5175]: Location Invariant Derived location invariant: 1 - InvariantResult [Line: 5933]: Location Invariant Derived location invariant: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 5216]: Procedure Contract for netdev_priv Derived contract for procedure netdev_priv. Requires: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 5049]: Procedure Contract for outb Derived contract for procedure outb. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 5887]: Procedure Contract for check_mirror Derived contract for procedure check_mirror. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 6665]: Procedure Contract for iounmap Derived contract for procedure iounmap. Requires: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 6643]: Procedure Contract for __release_region Derived contract for procedure __release_region. Requires: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 6695]: Procedure Contract for kfree Derived contract for procedure kfree. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 6656]: Procedure Contract for free_irq Derived contract for procedure free_irq. Requires: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 6672]: Procedure Contract for printk Derived contract for procedure printk. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 5115]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 5011]: Procedure Contract for writeb Derived contract for procedure writeb. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 6640]: Procedure Contract for __const_udelay Derived contract for procedure __const_udelay. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 5019]: Procedure Contract for ioremap Derived contract for procedure ioremap. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 6646]: Procedure Contract for __request_region Derived contract for procedure __request_region. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 5118]: Procedure Contract for ldv_malloc Derived contract for procedure ldv_malloc. Requires: ((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (irq == 0)) && (ldv_retval_0 == 0)) Ensures: ((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (irq == 0)) && (ldv_retval_0 == 0)) - ProcedureContractResult [Line: 5168]: Procedure Contract for ldv_error Derived contract for procedure ldv_error. Requires: 0 Ensures: 0 - ProcedureContractResult [Line: 6205]: Procedure Contract for ldv_irq_1 Derived contract for procedure ldv_irq_1. Requires: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 6300]: Procedure Contract for disable_suitable_irq_1 Derived contract for procedure disable_suitable_irq_1. Requires: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 5102]: Procedure Contract for kzalloc Derived contract for procedure kzalloc. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 5003]: Procedure Contract for readb Derived contract for procedure readb. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 5056]: Procedure Contract for inb Derived contract for procedure inb. Requires: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: (((((((com90xx_skip_probe == 0) && (ldv_state_variable_0 == 1)) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) - ProcedureContractResult [Line: 6659]: Procedure Contract for free_netdev Derived contract for procedure free_netdev. Requires: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) Ensures: ((((((com90xx_skip_probe == 0) && (INTERF_STATE == 0)) && (irq == 0)) && (dev_counter == 0)) && (ldv_retval_0 == 0)) && (SERIAL_STATE == 0)) RESULT: Ultimate proved your program to be correct! [2024-10-11 15:20:47,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE