./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 bd4fbab36214655a128eed4da7b96b31320ccba2497269f1a933e07472cfd581 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 06:13:21,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 06:13:21,059 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 06:13:21,062 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 06:13:21,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 06:13:21,087 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 06:13:21,088 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 06:13:21,088 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 06:13:21,088 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 06:13:21,088 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 06:13:21,088 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 06:13:21,088 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 06:13:21,089 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 06:13:21,090 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 06:13:21,090 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 06:13:21,090 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 06:13:21,090 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 06:13:21,090 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 06:13:21,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 06:13:21,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 06:13:21,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 06:13:21,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 06:13:21,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 06:13:21,091 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 06:13:21,091 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 06:13:21,092 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 06:13:21,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 06:13:21,092 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> bd4fbab36214655a128eed4da7b96b31320ccba2497269f1a933e07472cfd581 [2025-02-06 06:13:21,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 06:13:21,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 06:13:21,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 06:13:21,319 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 06:13:21,319 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 06:13:21,320 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2025-02-06 06:13:22,516 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f8540221f/4451be885d4c46b5b47dfa098ea300d4/FLAGb396c0f11 [2025-02-06 06:13:23,036 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 06:13:23,037 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2025-02-06 06:13:23,057 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f8540221f/4451be885d4c46b5b47dfa098ea300d4/FLAGb396c0f11 [2025-02-06 06:13:23,102 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f8540221f/4451be885d4c46b5b47dfa098ea300d4 [2025-02-06 06:13:23,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 06:13:23,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 06:13:23,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 06:13:23,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 06:13:23,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 06:13:23,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:13:23" (1/1) ... [2025-02-06 06:13:23,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6acbbbe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:23, skipping insertion in model container [2025-02-06 06:13:23,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:13:23" (1/1) ... [2025-02-06 06:13:23,167 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 06:13:23,739 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i[131416,131429] [2025-02-06 06:13:23,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 06:13:23,819 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 06:13:23,986 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i[131416,131429] [2025-02-06 06:13:24,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 06:13:24,062 INFO L204 MainTranslator]: Completed translation [2025-02-06 06:13:24,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24 WrapperNode [2025-02-06 06:13:24,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 06:13:24,064 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 06:13:24,064 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 06:13:24,065 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 06:13:24,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,165 INFO L138 Inliner]: procedures = 108, calls = 867, calls flagged for inlining = 44, calls inlined = 34, statements flattened = 1912 [2025-02-06 06:13:24,166 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 06:13:24,166 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 06:13:24,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 06:13:24,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 06:13:24,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,188 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,293 INFO L175 MemorySlicer]: Split 395 memory accesses to 20 slices as follows [2, 4, 42, 9, 6, 6, 7, 6, 8, 8, 172, 8, 14, 3, 9, 24, 26, 4, 4, 33]. 44 percent of accesses are in the largest equivalence class. The 93 initializations are split as follows [2, 4, 0, 0, 6, 6, 7, 6, 8, 8, 6, 8, 14, 2, 8, 0, 0, 4, 4, 0]. The 184 writes are split as follows [0, 0, 42, 9, 0, 0, 0, 0, 0, 0, 50, 0, 0, 0, 0, 24, 26, 0, 0, 33]. [2025-02-06 06:13:24,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,345 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,352 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,374 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 06:13:24,392 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 06:13:24,393 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 06:13:24,393 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 06:13:24,393 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (1/1) ... [2025-02-06 06:13:24,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 06:13:24,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 06:13:24,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 06:13:24,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 06:13:24,437 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2025-02-06 06:13:24,437 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2025-02-06 06:13:24,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 06:13:24,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 06:13:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 06:13:24,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 06:13:24,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 06:13:24,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 06:13:24,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 06:13:24,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 06:13:24,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 06:13:24,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-02-06 06:13:24,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-02-06 06:13:24,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-06 06:13:24,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-06 06:13:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2025-02-06 06:13:24,441 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2025-02-06 06:13:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-02-06 06:13:24,441 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-02-06 06:13:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 06:13:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 06:13:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 06:13:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 06:13:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 06:13:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 06:13:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 06:13:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 06:13:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-02-06 06:13:24,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2025-02-06 06:13:24,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2025-02-06 06:13:24,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 06:13:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2025-02-06 06:13:24,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_free [2025-02-06 06:13:24,444 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_free [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 06:13:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 06:13:24,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 06:13:24,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 06:13:24,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2025-02-06 06:13:24,448 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-02-06 06:13:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_put_devices [2025-02-06 06:13:24,449 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_put_devices [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-02-06 06:13:24,449 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-02-06 06:13:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 06:13:24,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 06:13:24,848 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 06:13:24,850 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 06:13:24,903 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4911: havoc pci_bus_write_config_dword_#t~nondet425#1; [2025-02-06 06:13:24,934 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3303: havoc ~res~0#1.base, ~res~0#1.offset; [2025-02-06 06:13:24,950 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4907: havoc pci_bus_read_config_word_#t~nondet424#1; [2025-02-06 06:13:24,982 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3243: havoc kobject_name_#t~mem10#1.base, kobject_name_#t~mem10#1.offset; [2025-02-06 06:13:24,982 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3251: havoc dev_name_#t~mem12#1.base, dev_name_#t~mem12#1.offset; [2025-02-06 06:13:25,003 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4903: havoc pci_bus_read_config_dword_#t~nondet423#1; [2025-02-06 06:13:25,012 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4921: havoc #t~ret427.base, #t~ret427.offset; [2025-02-06 06:13:25,034 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4928: havoc #t~nondet428; [2025-02-06 06:13:30,222 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4863: havoc __pci_register_driver_#t~nondet416#1; [2025-02-06 06:13:30,223 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3313: havoc __kmalloc_#t~ret48#1.base, __kmalloc_#t~ret48#1.offset; [2025-02-06 06:13:30,223 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4867: havoc edac_mc_add_mc_#t~nondet417#1; [2025-02-06 06:13:30,223 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4870: havoc edac_mc_alloc_#t~ret418#1.base, edac_mc_alloc_#t~ret418#1.offset; [2025-02-06 06:13:30,223 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4873: havoc edac_mc_del_mc_#t~ret419#1.base, edac_mc_del_mc_#t~ret419#1.offset; [2025-02-06 06:13:30,223 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3590: call ULTIMATE.dealloc(i7300_enable_error_reporting_~#fbd_error_mask~0#1.base, i7300_enable_error_reporting_~#fbd_error_mask~0#1.offset);havoc i7300_enable_error_reporting_~#fbd_error_mask~0#1.base, i7300_enable_error_reporting_~#fbd_error_mask~0#1.offset; [2025-02-06 06:13:30,223 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4185: call ULTIMATE.dealloc(i7300_init_one_~#layers~0#1.base, i7300_init_one_~#layers~0#1.offset);havoc i7300_init_one_~#layers~0#1.base, i7300_init_one_~#layers~0#1.offset; [2025-02-06 06:13:30,223 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4882: havoc edac_pci_create_generic_ctl_#t~ret420#1.base, edac_pci_create_generic_ctl_#t~ret420#1.offset; [2025-02-06 06:13:30,223 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4918: havoc pci_enable_device_#t~nondet426#1; [2025-02-06 06:13:30,224 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3566: call ULTIMATE.dealloc(i7300_clear_error_~#value~1#1.base, i7300_clear_error_~#value~1#1.offset);havoc i7300_clear_error_~#value~1#1.base, i7300_clear_error_~#value~1#1.offset; [2025-02-06 06:13:30,361 INFO L? ?]: Removed 498 outVars from TransFormulas that were not future-live. [2025-02-06 06:13:30,362 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 06:13:30,399 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 06:13:30,399 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 06:13:30,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:13:30 BoogieIcfgContainer [2025-02-06 06:13:30,400 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 06:13:30,402 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 06:13:30,402 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 06:13:30,407 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 06:13:30,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 06:13:23" (1/3) ... [2025-02-06 06:13:30,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3a071c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:13:30, skipping insertion in model container [2025-02-06 06:13:30,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:13:24" (2/3) ... [2025-02-06 06:13:30,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3a071c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:13:30, skipping insertion in model container [2025-02-06 06:13:30,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:13:30" (3/3) ... [2025-02-06 06:13:30,409 INFO L128 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2025-02-06 06:13:30,422 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 06:13:30,423 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i that has 13 procedures, 489 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2025-02-06 06:13:30,475 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 06:13:30,486 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;@3bade05d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 06:13:30,487 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 06:13:30,495 INFO L276 IsEmpty]: Start isEmpty. Operand has 491 states, 387 states have (on average 1.4237726098191215) internal successors, (551), 395 states have internal predecessors, (551), 88 states have call successors, (88), 12 states have call predecessors, (88), 12 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2025-02-06 06:13:30,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2025-02-06 06:13:30,500 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:13:30,500 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 06:13:30,500 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:13:30,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:13:30,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1310580346, now seen corresponding path program 1 times [2025-02-06 06:13:30,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:13:30,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131474390] [2025-02-06 06:13:30,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:13:30,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:13:31,778 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-02-06 06:13:31,999 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-02-06 06:13:32,000 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:13:32,001 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:13:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 06:13:32,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:13:32,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131474390] [2025-02-06 06:13:32,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131474390] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:13:32,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:13:32,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 06:13:32,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971145709] [2025-02-06 06:13:32,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:13:32,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:13:32,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:13:32,503 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:13:32,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:13:32,505 INFO L87 Difference]: Start difference. First operand has 491 states, 387 states have (on average 1.4237726098191215) internal successors, (551), 395 states have internal predecessors, (551), 88 states have call successors, (88), 12 states have call predecessors, (88), 12 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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) [2025-02-06 06:13:36,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 06:13:36,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:13:36,965 INFO L93 Difference]: Finished difference Result 1428 states and 2141 transitions. [2025-02-06 06:13:36,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:13:36,967 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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 17 [2025-02-06 06:13:36,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:13:36,977 INFO L225 Difference]: With dead ends: 1428 [2025-02-06 06:13:36,977 INFO L226 Difference]: Without dead ends: 933 [2025-02-06 06:13:36,981 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:13:36,983 INFO L435 NwaCegarLoop]: 701 mSDtfsCounter, 686 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 1371 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2025-02-06 06:13:36,983 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [686 Valid, 1371 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 50 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2025-02-06 06:13:36,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2025-02-06 06:13:37,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 933. [2025-02-06 06:13:37,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 933 states, 739 states have (on average 1.415426251691475) internal successors, (1046), 745 states have internal predecessors, (1046), 171 states have call successors, (171), 23 states have call predecessors, (171), 22 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2025-02-06 06:13:37,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1385 transitions. [2025-02-06 06:13:37,060 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 1385 transitions. Word has length 17 [2025-02-06 06:13:37,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:13:37,060 INFO L471 AbstractCegarLoop]: Abstraction has 933 states and 1385 transitions. [2025-02-06 06:13:37,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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) [2025-02-06 06:13:37,061 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1385 transitions. [2025-02-06 06:13:37,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2025-02-06 06:13:37,062 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:13:37,062 INFO L218 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] [2025-02-06 06:13:37,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 06:13:37,062 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:13:37,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:13:37,063 INFO L85 PathProgramCache]: Analyzing trace with hash -71825016, now seen corresponding path program 1 times [2025-02-06 06:13:37,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:13:37,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644063518] [2025-02-06 06:13:37,063 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:13:37,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:13:38,028 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-02-06 06:13:38,069 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-02-06 06:13:38,069 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:13:38,070 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:13:38,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 06:13:38,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:13:38,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644063518] [2025-02-06 06:13:38,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644063518] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:13:38,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:13:38,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 06:13:38,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417662211] [2025-02-06 06:13:38,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:13:38,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 06:13:38,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:13:38,346 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 06:13:38,346 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 06:13:38,346 INFO L87 Difference]: Start difference. First operand 933 states and 1385 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 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) [2025-02-06 06:13:38,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:13:38,773 INFO L93 Difference]: Finished difference Result 1875 states and 2781 transitions. [2025-02-06 06:13:38,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 06:13:38,774 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 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 26 [2025-02-06 06:13:38,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:13:38,778 INFO L225 Difference]: With dead ends: 1875 [2025-02-06 06:13:38,778 INFO L226 Difference]: Without dead ends: 945 [2025-02-06 06:13:38,780 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2025-02-06 06:13:38,780 INFO L435 NwaCegarLoop]: 702 mSDtfsCounter, 711 mSDsluCounter, 1410 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 2112 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-06 06:13:38,780 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [711 Valid, 2112 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-06 06:13:38,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2025-02-06 06:13:38,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 936. [2025-02-06 06:13:38,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 936 states, 742 states have (on average 1.412398921832884) internal successors, (1048), 748 states have internal predecessors, (1048), 171 states have call successors, (171), 23 states have call predecessors, (171), 22 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2025-02-06 06:13:38,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 936 states and 1387 transitions. [2025-02-06 06:13:38,816 INFO L78 Accepts]: Start accepts. Automaton has 936 states and 1387 transitions. Word has length 26 [2025-02-06 06:13:38,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:13:38,816 INFO L471 AbstractCegarLoop]: Abstraction has 936 states and 1387 transitions. [2025-02-06 06:13:38,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 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) [2025-02-06 06:13:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1387 transitions. [2025-02-06 06:13:38,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2025-02-06 06:13:38,817 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:13:38,817 INFO L218 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] [2025-02-06 06:13:38,817 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 06:13:38,818 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:13:38,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:13:38,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1850650328, now seen corresponding path program 1 times [2025-02-06 06:13:38,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:13:38,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263869734] [2025-02-06 06:13:38,818 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:13:38,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:13:39,966 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-02-06 06:13:39,994 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-02-06 06:13:39,995 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:13:39,995 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:13:40,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 06:13:40,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:13:40,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263869734] [2025-02-06 06:13:40,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263869734] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:13:40,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:13:40,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 06:13:40,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785325799] [2025-02-06 06:13:40,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:13:40,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:13:40,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:13:40,111 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:13:40,111 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:13:40,111 INFO L87 Difference]: Start difference. First operand 936 states and 1387 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2025-02-06 06:13:44,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 06:13:44,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:13:44,289 INFO L93 Difference]: Finished difference Result 938 states and 1388 transitions. [2025-02-06 06:13:44,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:13:44,289 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 26 [2025-02-06 06:13:44,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:13:44,293 INFO L225 Difference]: With dead ends: 938 [2025-02-06 06:13:44,293 INFO L226 Difference]: Without dead ends: 935 [2025-02-06 06:13:44,294 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:13:44,294 INFO L435 NwaCegarLoop]: 693 mSDtfsCounter, 690 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 690 SdHoareTripleChecker+Valid, 693 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-02-06 06:13:44,294 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [690 Valid, 693 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-02-06 06:13:44,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2025-02-06 06:13:44,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 935. [2025-02-06 06:13:44,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 935 states, 742 states have (on average 1.4110512129380053) internal successors, (1047), 747 states have internal predecessors, (1047), 170 states have call successors, (170), 23 states have call predecessors, (170), 22 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2025-02-06 06:13:44,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1385 transitions. [2025-02-06 06:13:44,324 INFO L78 Accepts]: Start accepts. Automaton has 935 states and 1385 transitions. Word has length 26 [2025-02-06 06:13:44,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:13:44,324 INFO L471 AbstractCegarLoop]: Abstraction has 935 states and 1385 transitions. [2025-02-06 06:13:44,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2025-02-06 06:13:44,324 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1385 transitions. [2025-02-06 06:13:44,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2025-02-06 06:13:44,325 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:13:44,325 INFO L218 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] [2025-02-06 06:13:44,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 06:13:44,325 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:13:44,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:13:44,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1536300715, now seen corresponding path program 1 times [2025-02-06 06:13:44,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:13:44,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797314809] [2025-02-06 06:13:44,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:13:44,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:13:45,225 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-02-06 06:13:45,253 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-02-06 06:13:45,253 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:13:45,253 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:13:45,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 06:13:45,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:13:45,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797314809] [2025-02-06 06:13:45,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797314809] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:13:45,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:13:45,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 06:13:45,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981096303] [2025-02-06 06:13:45,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:13:45,367 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:13:45,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:13:45,367 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:13:45,368 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:13:45,368 INFO L87 Difference]: Start difference. First operand 935 states and 1385 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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) [2025-02-06 06:13:49,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 06:13:49,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:13:49,686 INFO L93 Difference]: Finished difference Result 937 states and 1386 transitions. [2025-02-06 06:13:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:13:49,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 27 [2025-02-06 06:13:49,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:13:49,693 INFO L225 Difference]: With dead ends: 937 [2025-02-06 06:13:49,694 INFO L226 Difference]: Without dead ends: 934 [2025-02-06 06:13:49,694 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:13:49,695 INFO L435 NwaCegarLoop]: 691 mSDtfsCounter, 687 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 691 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2025-02-06 06:13:49,695 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [687 Valid, 691 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2025-02-06 06:13:49,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2025-02-06 06:13:49,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 934. [2025-02-06 06:13:49,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 934 states, 742 states have (on average 1.4097035040431267) internal successors, (1046), 746 states have internal predecessors, (1046), 169 states have call successors, (169), 23 states have call predecessors, (169), 22 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2025-02-06 06:13:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 934 states and 1383 transitions. [2025-02-06 06:13:49,727 INFO L78 Accepts]: Start accepts. Automaton has 934 states and 1383 transitions. Word has length 27 [2025-02-06 06:13:49,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:13:49,727 INFO L471 AbstractCegarLoop]: Abstraction has 934 states and 1383 transitions. [2025-02-06 06:13:49,728 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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) [2025-02-06 06:13:49,728 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1383 transitions. [2025-02-06 06:13:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2025-02-06 06:13:49,728 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 06:13:49,728 INFO L218 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] [2025-02-06 06:13:49,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 06:13:49,729 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 06:13:49,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 06:13:49,729 INFO L85 PathProgramCache]: Analyzing trace with hash -381398327, now seen corresponding path program 1 times [2025-02-06 06:13:49,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 06:13:49,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662364583] [2025-02-06 06:13:49,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 06:13:49,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 06:13:50,626 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 28 statements into 1 equivalence classes. [2025-02-06 06:13:50,652 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 28 of 28 statements. [2025-02-06 06:13:50,653 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 06:13:50,653 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 06:13:50,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 06:13:50,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 06:13:50,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662364583] [2025-02-06 06:13:50,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662364583] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 06:13:50,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 06:13:50,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 06:13:50,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635590099] [2025-02-06 06:13:50,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 06:13:50,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 06:13:50,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 06:13:50,785 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 06:13:50,785 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:13:50,785 INFO L87 Difference]: Start difference. First operand 934 states and 1383 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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) [2025-02-06 06:13:54,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 06:13:55,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 06:13:55,046 INFO L93 Difference]: Finished difference Result 934 states and 1383 transitions. [2025-02-06 06:13:55,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 06:13:55,046 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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 28 [2025-02-06 06:13:55,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 06:13:55,048 INFO L225 Difference]: With dead ends: 934 [2025-02-06 06:13:55,048 INFO L226 Difference]: Without dead ends: 0 [2025-02-06 06:13:55,050 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 06:13:55,051 INFO L435 NwaCegarLoop]: 689 mSDtfsCounter, 683 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 683 SdHoareTripleChecker+Valid, 689 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-02-06 06:13:55,052 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [683 Valid, 689 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-02-06 06:13:55,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-06 06:13:55,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-06 06:13:55,053 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) [2025-02-06 06:13:55,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-06 06:13:55,053 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2025-02-06 06:13:55,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 06:13:55,053 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 06:13:55,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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) [2025-02-06 06:13:55,053 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-06 06:13:55,053 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-06 06:13:55,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-06 06:13:55,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-06 06:13:55,059 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-02-06 06:13:55,060 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-06 06:14:16,535 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 06:14:16,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 06:14:16 BoogieIcfgContainer [2025-02-06 06:14:16,556 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 06:14:16,557 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 06:14:16,557 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 06:14:16,557 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 06:14:16,558 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:13:30" (3/4) ... [2025-02-06 06:14:16,559 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-06 06:14:16,564 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_write_config_dword [2025-02-06 06:14:16,564 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_read_config_word [2025-02-06 06:14:16,564 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure kfree [2025-02-06 06:14:16,564 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure i7300_put_devices [2025-02-06 06:14:16,564 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printk [2025-02-06 06:14:16,564 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_read_config_dword [2025-02-06 06:14:16,564 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-02-06 06:14:16,564 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_error [2025-02-06 06:14:16,564 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_name [2025-02-06 06:14:16,564 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2025-02-06 06:14:16,564 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure pci_get_device [2025-02-06 06:14:16,565 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure edac_mc_free [2025-02-06 06:14:16,585 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 201 nodes and edges [2025-02-06 06:14:16,587 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 88 nodes and edges [2025-02-06 06:14:16,589 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2025-02-06 06:14:16,591 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2025-02-06 06:14:16,592 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2025-02-06 06:14:16,594 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-06 06:14:16,595 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-06 06:14:16,597 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 06:14:16,598 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 06:14:16,755 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-06 06:14:16,755 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-06 06:14:16,755 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 06:14:16,756 INFO L158 Benchmark]: Toolchain (without parser) took 53651.32ms. Allocated memory was 167.8MB in the beginning and 1.1GB in the end (delta: 973.1MB). Free memory was 117.8MB in the beginning and 592.8MB in the end (delta: -475.0MB). Peak memory consumption was 490.3MB. Max. memory is 16.1GB. [2025-02-06 06:14:16,756 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 06:14:16,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 958.55ms. Allocated memory is still 167.8MB. Free memory was 117.8MB in the beginning and 105.8MB in the end (delta: 12.1MB). Peak memory consumption was 103.5MB. Max. memory is 16.1GB. [2025-02-06 06:14:16,756 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.35ms. Allocated memory is still 167.8MB. Free memory was 105.8MB in the beginning and 94.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 06:14:16,756 INFO L158 Benchmark]: Boogie Preprocessor took 225.08ms. Allocated memory is still 167.8MB. Free memory was 94.1MB in the beginning and 61.4MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-06 06:14:16,757 INFO L158 Benchmark]: IcfgBuilder took 6007.60ms. Allocated memory was 167.8MB in the beginning and 377.5MB in the end (delta: 209.7MB). Free memory was 61.4MB in the beginning and 250.5MB in the end (delta: -189.2MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2025-02-06 06:14:16,758 INFO L158 Benchmark]: TraceAbstraction took 46154.18ms. Allocated memory was 377.5MB in the beginning and 1.1GB in the end (delta: 763.4MB). Free memory was 250.5MB in the beginning and 621.8MB in the end (delta: -371.3MB). Peak memory consumption was 395.4MB. Max. memory is 16.1GB. [2025-02-06 06:14:16,758 INFO L158 Benchmark]: Witness Printer took 198.29ms. Allocated memory is still 1.1GB. Free memory was 621.8MB in the beginning and 592.8MB in the end (delta: 29.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-06 06:14:16,760 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 958.55ms. Allocated memory is still 167.8MB. Free memory was 117.8MB in the beginning and 105.8MB in the end (delta: 12.1MB). Peak memory consumption was 103.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.35ms. Allocated memory is still 167.8MB. Free memory was 105.8MB in the beginning and 94.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 225.08ms. Allocated memory is still 167.8MB. Free memory was 94.1MB in the beginning and 61.4MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * IcfgBuilder took 6007.60ms. Allocated memory was 167.8MB in the beginning and 377.5MB in the end (delta: 209.7MB). Free memory was 61.4MB in the beginning and 250.5MB in the end (delta: -189.2MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * TraceAbstraction took 46154.18ms. Allocated memory was 377.5MB in the beginning and 1.1GB in the end (delta: 763.4MB). Free memory was 250.5MB in the beginning and 621.8MB in the end (delta: -371.3MB). Peak memory consumption was 395.4MB. Max. memory is 16.1GB. * Witness Printer took 198.29ms. Allocated memory is still 1.1GB. Free memory was 621.8MB in the beginning and 592.8MB in the end (delta: 29.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * 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: 4510]: 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 13 procedures, 489 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.6s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 17.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 3457 SdHoareTripleChecker+Valid, 17.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3457 mSDsluCounter, 5556 SdHoareTripleChecker+Invalid, 17.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2080 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 184 IncrementalHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 3476 mSDtfsCounter, 184 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=936occurred in iteration=2, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 9 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 119 ConstructedInterpolants, 0 QuantifiedInterpolants, 277 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3808]: Location Invariant Derived location invariant: ((((1 == ldv_mutex_mutex_of_device) && (ldv_retval_1 == 0)) && (ldv_mutex_lock == 1)) && (ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) - InvariantResult [Line: 3773]: Location Invariant Derived location invariant: ((((1 == ldv_mutex_mutex_of_device) && (ldv_retval_1 == 0)) && (ldv_mutex_lock == 1)) && (ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) - InvariantResult [Line: 3779]: Location Invariant Derived location invariant: ((((1 == ldv_mutex_mutex_of_device) && (ldv_retval_1 == 0)) && (ldv_mutex_lock == 1)) && (ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) - InvariantResult [Line: 3815]: Location Invariant Derived location invariant: ((((1 == ldv_mutex_mutex_of_device) && (ldv_retval_1 == 0)) && (ldv_mutex_lock == 1)) && (ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) - InvariantResult [Line: 3840]: Location Invariant Derived location invariant: ((((1 == ldv_mutex_mutex_of_device) && (ldv_retval_1 == 0)) && (ldv_mutex_lock == 1)) && (ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) - InvariantResult [Line: 3796]: Location Invariant Derived location invariant: ((((1 == ldv_mutex_mutex_of_device) && (ldv_retval_1 == 0)) && (ldv_mutex_lock == 1)) && (ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) RESULT: Ultimate proved your program to be correct! [2025-02-06 06:14:16,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE